DAT Bootcamp General Chemistry Practice Test

These questions are part of the practice quiz. Start practicing

• Which symbol represents a positron particle?
• In molten electrolysis, which statement is true?
• The enthalpy change for sublimation (solid to gas) is what?
• Which electrolytes form equilibrium reactions?
• In a polyatomic ion with net charge +1, the sum of oxidation numbers equals
• Equivalence Point is defined as:
• One kilocalorie is equal to:
• The acid dissociation constant for a weak acid is typically denoted by which symbol?
• In an exothermic process, the sign of ΔH is what?
• ∆G° is?
• Isotopes that lie outside the Belt of Stability typically do what?
• To perform electrolysis, you need free-flowing electrons obtained by which methods?
• What term describes a column on the periodic table where elements share similar properties?
• In an acid-base reaction, the product that comes from the base is called the base's conjugate ________.
• Proteins that are catalysts are called ______.
• What is the oxidation state of Silver (Ag) in most compounds?
• The larger the Ka, the smaller the pKa and the __________ the acid.
• An isoelectronic series refers to a set of species that share what property?
• What does the final balanced number of electrons represent in a redox reaction balancing procedure?
• As a molecule's structure gets more complex, entropy __________.
• What does unsaturated mean?
• In redox chemistry, which statement is correct for LEO and GER?
• Beta minus decay changes the atomic number Z how?
• The commonly cited value for the specific heat capacity of liquid water is approximately:
• What is the equation relating ∆G, ∆H, and ∆S?
• If Q is larger than Ksp, what is expected to occur?
• Under standard conditions, a negative ∆G° indicates the reaction is spontaneous.
• Which equation correctly describes gas density ρ in terms of pressure, molar mass, and temperature?
• If a radioactive element lies above the belt, which decay mode does it undergo?
• Which electrode is the site of reduction in a galvanic cell?
• For a second-order reaction, how does the half-life change as concentration decreases?
• Which row and below can have more than 8 electrons in the valence shell, allowing an expanded octet?
• Which process releases energy by splitting a heavy nucleus into lighter nuclei?
• Electrons flow from which electrode to which electrode in a galvanic cell?
• A liquid with lower vapor pressure typically has what characteristic about its intermolecular forces?
• In a redox reaction, the substance that is oxidized is called the
• If Q is less than K, what happens to the system?
• A salt formed from a weak base and a strong acid will produce a solution that is:
• Which is the correct ground-state electron configuration for silver?
• What is enthalpy best described as?
• Which statement best describes stability for heavier elements (beyond the first 20)?
• What is the value of Kw at 25°C?
• In a reaction coordinate diagram, if the products are at a higher energy level than the reactants, which statements are true about ΔH and the reaction type?
• Which term describes a solution that has not yet dissolved the maximum amount of solute?
• Which decay mode reduces the atomic number by 1 via positron emission?
• Which Equation Expresses The Energy Of A Photon In Terms Of Wavelength?
• The D block corresponds to which category of elements?
• If pH equals 4, what is pOH?
• Recharging a rechargeable battery is done through which process?
• Which equation gives the relation between ∆G and ∆G° when a reaction is at nonstandard conditions?
• Which of the following is a strong base?
• Which statement accurately describes catalysts?
• If two objects are given the same amount of heat and all other conditions are equal, the object with the larger heat capacity will have the
• What is true about intermediates in a multi-step reaction mechanism?
• The enthalpy of formation of any element at standard state is
• Group 2 elements are known as what?
• Which plot correctly linearizes a second-order rate law data?
• What is the common formula for the reaction of an alkali metal with water?
• Which statements are required for a collision between two molecules to result in a reaction?
• The relationship [H+] = 10^-pH expresses the connection between hydrogen ion concentration and pH.
• If Pa = 1 atm and Ptotal = 3 atm, what is the mole fraction of gas A?
• Which expression represents the relationship between frequency and wavelength as described?
• Paramagnetic Substances Are ______ To Magnets.
• ∆H broken equals which species?
• When an atom loses an electron to form a cation, the size typically:
• What describes a saturated solution?
• Which of the following is equivalent to a Calorie (Cal)?
• Electron capture causes the proton:neutron ratio to ________.
• Which description best defines nuclear fission?
• The larger the Kb, the smaller the pKb and the ______________ the base.
• Why does adding oxygen atoms to oxyacids generally increase acidity?
• Which statement correctly defines a Lewis acid?
• The Arrhenius equation primarily relates activation energy to what quantity?
• Be electron affinity around what value?
• pH = pKa when:
• For atoms beyond the first 20, their neutron number can exceed their proton number up to a certain point.
• Which constant describes the strength of a weak base in water?
• For a second-order rate law, which plot is a straight line?
• Which statement defines the atomic number of an element?
• Which statement describes Hund's Rule?
• Electron affinity is defined as what?
• Which Statement Is Correct About Photon Energy And Wavelength?
• Reduction is the process of
• The phase change from gas to solid is...
• Which statement is NOT true about oxidation numbers?
• Mass and penetration are __________.
• If 0.5 moles of solute are dissolved in 2 liters of solution, what is the molarity?
• Which choice is NOT typically listed as a type of Ksp calculation?
• Why do copper, silver, and gold move an electron down in their configurations?
• The base dissociation constant pKb is defined by which expression?
• Normality is defined as:
• In an electrolytic cell, which statement is true about electron flow?
• Which statement describes a key property of state functions?
• When you have a metal that starts out at a 0 state, it wants to ________ electrons.
• Which symbol represents a neutron?
• Which of the following is an example of a strong electrolyte when dissolved in water?
• In a monatomic ion, the oxidation number equals
• In oxidation, what happens to electrons?
• Which statement best describes hydrogen bonding in hydrogen fluoride (HF)?
• In peroxide, oxygen's oxidation number is
• Which statement correctly describes a colligative property?
• When balancing redox reactions using half-reactions, what must be true about the electrons on the two half-reactions?
• According to the Arrhenius relation, what happens to the rate constant k when the temperature increases?
• For a generic weak acid equilibrium, there is a Ka. Which option is Ka?
• If the base dissociation constant Kb increases, which statement is true about pKb and base strength?
• What is fluorine's oxidation number?
• Which statement about electrolytic cells is true?
• Which combination corresponds to a thermally unfavorable (endothermic) but entropically favorable process?
• Which of the following is a classic colligative property observed when a nonvolatile solute is added to a solvent?
• Kw equals Ka × Kb. Which of the following expresses this relation correctly?
• In basic balancing, when an H+ and an OH- appear on the same side of the equation, what is formed?
• The integrated rate law describes what aspect of a reaction?
• What is the relationship between entropy and disorder?
• Higher IM forces = ________ Surface Tension.
• Which group is excluded from electron affinity trends?
• Which statement is true about Kp?
• In balancing redox reactions under basic conditions, after following the acidic steps, what must you add to both sides for each H+ added?
• What is the oxidation state of Zinc (Zn) in most compounds?
• Which is the first step in generating a net ionic equation?
• In a multi-step mechanism, the rate law is determined by which step?
• What term describes a row on the periodic table?
• In a reaction coordinate diagram, if the products are at a lower energy level than the reactants, which statements are true about ΔH and the reaction type?
• In a galvanic cell, the anode is ______ and the cathode is ______.
• The Energy Of A Photon Is Inversely Proportional To Its ______.
• The Kc value is called the ___________ ___________ or the Qc.
• Among oxygen forms, which statement is true?
• Which is a Bronsted base example?
• Which sequence of phase changes represents endothermic processes?
• If a salt forms a basic anion, then adding acid (lowering the pH) will _______________ solubility.
• In a saltwater solution, which is the solute?
• Which combination corresponds to a thermally favorable (exothermic) but entropically unfavorable process?
• The Belt of Stability represents neutron-to-proton ratios that are _______.
• The symbol ΔS represents the change in which thermodynamic quantity?
• The greater number of C-H bonds a molecule has, the more nonpolar it will be. Which option best completes this statement?
• A substance that dissolves only partially in water and forms an equilibrium with its ions is best described as a:
• How many atoms are contained in a face-centered cubic unit cell?
• Which hydroxide is insoluble in water, per common solubility rules?
• If Ka = 1.0 × 10^-5, what is pKa?
• In electrochemical cells, the electrode where oxidation happens is called the
• Which of the following defines a solution?
• Which statement about ∆G = 0 at equilibrium is true?
• Which statement correctly distinguishes ionic and covalent bonding?
• Electron capture results in the emission of which particle?
• Which of the following is a characteristic of catalysts?
• If w is positive, what happened to the volume?
• Which type of radiation is denoted by the symbol γ and has no mass with high penetration?
• Which statement about trends across a period is true?
• Neutralization Reaction is:
• Which electron configuration represents chromium as an exception to the expected order?
• A molecule with many O-H bonds is likely to be more polar than a molecule with many C-H bonds. True or false?
• Which of the following is NOT a colligative property?
• At equilibrium, ∆G equals what?
• What explains why many transition metal compounds appear brightly colored?
• If ΔS is negative, which statement is true?
• Concentration refers to what aspect of a solution?
• A beta minus particle is best described as which of the following?
• In the solubility context, what does Q stand for?
• Which statement describes ionic bond formation?
• Einstein's Equation for Nuclear Binding Energy relates mass and energy as which equation?
• Volume is measured in what units?
• Which statement best describes the noble gases?
• In an exothermic reaction, heat is treated like a product. If the temperature of the system is increased, the equilibrium will shift toward which side?
• Osmotic pressure is a colligative property. Which statement best describes it?
• Which salt will yield a basic solution when dissolved in water?
• Titration: HCl + NaOH =:
• What does Le Chatelier's Principle state about a system at equilibrium when disturbed?
• In a galvanic cell, which electrode is the site of reduction?
• Which plot yields a straight line for a zero-order rate law?
• In molten electrolysis, which statement about anions is correct?
• For an exothermic reaction, how do the forward and reverse activation energies compare?
• At constant pressure and molar mass, what happens to gas density when temperature increases?
• Between two oxyacids with different heteroatoms, the one with the more ________ heteroatom is more acidic.
• In Einstein's equation E = mc^2, what does the symbol c represent?
• Which statement describes an exothermic process?
• Which group is excluded from electron affinity trends?
• Which statement describes the Aufbau Principle?
• If mole fraction of gas B is 0.25 and total pressure is 2 atm, Pa is?
• Which of the following is NOT one of the four classical classes of crystalline solids?
• The pH at the equivalence point for a titration of a strong acid with a strong base is:
• In a complete ionic equation, spectator ions are:
• Which statement about covalent bonding is accurate?
• The Nernst Equation is used to convert between Ecell and E°cell.
• The unknown solution in a titration is called the:
• What is the Combined Gas Law equation?
• Which term defines Amphoteric?
• Phase changes from solid to liquid and liquid to gas are...
• The units of the rate constant k depend on the overall order of the reaction.
• Which statement best describes the role of reduction potentials in aqueous electrolysis?
• Specific heat capacity is defined as the amount of energy required to:
• Atomic radius is defined as the distance from the nucleus to what feature?
• Which description defines conduction?
• Gases behave most ideally at which conditions?
• Which term describes the change in boiling point that a liquid experiences when solute is dissolved in it?
• How are hydrogen-powered cars fueled?
• Which statement best defines osmosis?
• If an isotope falls outside the Belt of Stability then it is unstable (radioactive) and will spontaneously undergo nuclear reactions.
• If two molecules interact only via dispersion forces, which molecule will tend to have the higher boiling point?
• Atomic weight is defined as which of the following?
• For a generic weak acid equilibrium, the acid dissociation constant Ka is defined as which expression?
• In thermodynamics, the term 'system' refers to
• In a process, the total entropy of the universe must increase for a process to be spontaneous. Which option expresses this principle?
• If ∆H is negative, the reaction is...
• What determines whether the sharing of electrons in a covalent bond is equal or unequal?
• In a neutral atom, the number of electrons is equal to the number of what?
• Which element has the highest electron affinity among the following, unlike electronegativity trends where fluorine is typically highest?
• As the principal quantum number n increases, which statement is true?
• Which statement distinguish strong electrolytes from weak electrolytes?
• The ________ is always site of oxidation
• In aqueous electrolysis, which factor helps determine the favored reaction?
• What are strong electrolytes?
• Catalysts cannot change the energy difference between reactants and products.
• In a triple bond, how many sigma and pi bonds are present?
• What does the rate law tell you?
• If total pressure is 3 atm and mole fraction of gas A is 0.6, what is Pa?
• If w is negative, what happened to the volume?
• In a single bond, which type of bond is formed?
• Calorimetry is used to measure how much heat is produced by a chemical reaction. Which instrument is commonly used to measure combustion energy?
• Kw represents which of the following in aqueous chemistry?
• How does increasing the charges of ions in an ionic lattice affect lattice energy?
• Enthalpy of Formation is the ΔH of a chemical reaction forming one mole of a single substance from its parent elements in their standard states.
• Which equation represents Dalton's Law for a gas mixture's total pressure?
• Which statement about activation energy in catalyzed reactions is true?
• Kc and Kp are not ________.
• When Q = K, the reaction is at equilibrium.
• Which term describes Autoionization of Water?
• Which unit cell type has atoms at the corners and centers of all faces?
• When volume is decreased (therefore pressure increases), the equilibrium shifts toward which side?
• For a first-order rate law, which plot is a straight line?
• Which statement best describes the overall filling of electron configurations according to common principles?
• Which statement about Kc and Kp is true?
• The Nernst Equation is used to convert between Ecell and E°cell.
• When an atom gains an electron, what is its net charge?
• Cations typically act like which type of species?
• In an electrolytic cell, cations flow to the _______________ and anions flow to the ____________.
• Which bond type forms from end-to-end overlap along the bond axis?
• Gases are less soluble at higher temperatures. What happens to the solubility of a gas in a liquid as temperature increases?
• Molecular Compounds: non-metal + non-metal -> through covalent bonding
• Which is the correct ground-state electron configuration for copper?
• Be's electron affinity is approximately zero because which subshell is fully filled?
• Which Factor Determines Whether An Even-Electron System Is Diamagnetic Or Paramagnetic?
• Covalent network solids are characterized by what type of bonding throughout the lattice?
• For a zero-order reaction, which statement about the half-life is correct?
• What does atomic number represent?
• For an isothermal reaction, what is true about the energy levels of reactants and products?
• The sum of oxidation numbers of all atoms in a compound equals
• In ionic lattices, what happens to lattice energy when ions get closer together (distance decreases)?
• In a reaction coordinate diagram, ∆H is defined as the energy difference between which states?
• According to Henry's Law, the concentration of a dissolved gas is proportional to the gas's partial pressure. Which statement best describes this relationship?
• ICE in chemistry tables stands for which trio?
• What does the octet rule describe?
• According to Charles's Law, what happens to volume if temperature doubles at constant pressure?
• The Energy Of A Photon Is Directly Related To Its ______.
• In catalysis, activation energy for the forward reaction is typically...
• Which factor can change the value of the equilibrium constant k for a given reaction?
• Which type of solid is held together by a sea of electrons and is typically malleable and conductive?
• To calculate an electrochemical cell's Ecell, you find the __________ potential for the reduction reaction. This occurs at the cathode. You then do the same for the ____________ reaction occurring at the anode.
• As Energy Increases, Frequency Increases And Wavelength Decreases.
• If you have a spontaneous process, ΔG is negative and Ecell is ________.
• To determine the overall order from the rate law, you sum the exponents and then...
• Binary acids show a trend where acidity increases left to right across a row due to what property?
• Which phase change increases entropy?
• If K > 1, which statement about the equilibrium is correct?
• In a saltwater solution, what is the solvent?
• Qc equals which of the following?
• In most compounds, what is the oxidation number of oxygen?
• Gibbs Free Energy measures what?
• Which statement best describes convection?
• Which of the following is a strong acid?
• If you have a non-spontaneous process, ΔG is positive and Ecell is _____________.
• A body-centered cubic unit cell contains how many atoms total?
• Which statement describes an oxidizing agent?
• Which of the following is not a state function?
• Weak acid + Strong Base yields a basic salt; pH equivalence point is:
• Water is denser as a liquid than as a solid. In which phase is water denser?
• What term describes the study of energy changes in chemical reactions by applying thermodynamics?
• All radioactive decay reactions are of what order?
• Which compound is soluble in water according to Solubility Rule #1?
• Which solvent would best dissolve a polar solute?
• What energy change occurs when a bond is broken?
• As the solute dissolved into a liquid increases, the boiling point ____________.
• How does decreasing the distance between ions in a lattice affect lattice energy?
• In the equilibrium expression for a reaction, which species are included?
• What is the typical oxidation state of Group 1 metals in most compounds?
• If the Celsius temperature is 25°C, what is Kelvin?
• Which solids are held together by intermolecular forces rather than covalent bonds?
• A metal that starts at oxidation state 0 tends to ________ electrons.
• pKa is defined as which logarithmic expression?
• Boron and aluminum typically want to achieve how many electrons in their valence context?
• Which statement best explains why ionization energy is opposite to atomic radius?
• What is Kp?
• Which option expresses the formal charge formula?
• Nuclear Binding Energy refers to the energy required to keep nucleons held together in the nucleus. Which option correctly describes this?
• Isotopes of the same element differ primarily in which property?
• Which option best describes how to relate ∆G and ∆G° for a reaction not at standard conditions?
• A buffer is most effective when the concentrations of the weak acid and its conjugate base are:
• According to Boyle's Law, what happens to pressure if volume doubles at constant temperature?
• Boyle's Law states that volume is inversely related to what?
• If the acid dissociation constant Ka increases, which statement correctly describes pKa and acid strength?
• For a monoprotic acid, normality is equal to molarity because each molecule provides one reactive unit.
• Phase changes solid -> liquid -> gas involve what signs for enthalpy and entropy changes?
• Qc is defined as which of the following?
• If K = 1, what can be said about equilibrium?
• In oxyacids, the more oxygen atoms, the more _________ the oxyacid will be.
• What compound type do metals generally form when they react with oxygen?
• Hess's Law states that the overall enthalpy change in a reaction is equal to the sum of enthalpy changes for the individual steps
• The ratio of neutrons to protons helps determine the atom's ________.
• How is the overall reaction order determined?
• Dispersion forces arise due to what?
• Bomb calorimeters are primarily used to measure:
• Entropy is best described as:
• The expression pH = -log [H+] = -log [H3O+] does not work for very dilute acids.
• Which sequence is exothermic?
• Which salt is soluble in water according to Solubility Rule #1?
• Molar solubility is defined as what quantity?
• In thermodynamics, the symbol S stands for:
• The Van't Hoff factor for NaCl in ideal solution is approximately 2 because NaCl dissociates into how many particles?
• What is the oxidation number of a monatomic ion such as Mg2+?
• Which statement about weak electrolytes is true?
• When an atom gains an electron to form an anion, the size typically:
• As the effective nuclear charge increases, what happens to the atomic radius?
• You have to ____________ the sign of the Eoxidation reaction.
• What is the oxidation state of Cadmium (Cd) in most compounds?
• According to Solubility Rule #2, which compound is insoluble in water?
• Which statement best describes Group 1 metals?
• A pi bond is formed by sideways overlap of p orbitals and lies above and below the bond axis.
• What does oxidation refer to in general?
• What is the formula for pressure?
• Which substance forms a strong electrolyte solution when dissolved in water?
• Molarity is defined as the number of moles of solute per unit of what?
• If ΔG° is positive and K < 1, the reaction is...
• Which ion is NOT listed as a neutral anion in the set of examples?
• What term describes the lowering of a solvent's freezing point when a nonvolatile solute is dissolved?
• What happens to intermediates when deriving the overall reaction from the mechanism?
• Which statement captures the essence of the Second Law of Thermodynamics?
• A salt formed from a strong base and a weak acid will produce a solution that is:
• In a molecule where all atoms are the same element or diatomic homonuclear molecules, the oxidation number of each atom is
• Catalysts CANNOT change the ______ of reactants and products.
• Which process describes the loss of electrons?
• Increasing the number of O-H bonds in a molecule has what effect on polarity?
• In binary acids, acidity increases as you go down a column due to increasing atomic size and bond distance.
• Charles's Law states that volume is directly related to which variable?
• Chemical Kinetics is the study of which aspect?
• Elastic collisions in an ideal gas imply what about kinetic energy?
• If The Frequency Doubles, The Photon Energy Will ______.
• Which statement is true about enthalpy of formation for elements in their standard state?
• Oxidation is the process of
• Dispersion forces are primarily observed in which type of molecule?
• In a titration of a polyprotic acid, the curve shows multiple buffering regions because
• Which statement best describes the range where real gases deviate most from ideal behavior?
• The acid dissociation constant Ka for HA is defined as which expression?
• At constant pressure, the heat exchanged with the surroundings equals which quantity?
• Nitrogen's electron affinity is around zero because of which condition?
• In dynamic equilibrium, which statement is true?
• Quantitative Electrochemical Calculation can be used to determine which quantities?
• Which process powers stars by combining light nuclei?
• Nonpolar Covalent Bonds are characterized by what in terms of electron distribution?
• Which of the following are weak electrolytes?
• 1 cm^3 is equivalent to what?
• The change in energy of a system is given by
• Which statement is an ideal gas assumption?
• What term describes the energy required to completely separate the cations from the anions in an ionic solid?
• What energy change occurs when bonds are formed?
• When comparing two oxyacids with two different heteroatoms, the more _________ heteroatom, the more acidic the oxyacid.
• In a galvanic cell, the cathode is the site of which process?
• Br2 does not have a standard enthalpy of formation of 0 because
• If the mass of water in a calorimeter is doubled while its specific heat capacity and temperature change remain the same, the heat absorbed will:
• Which statement describes Arrhenius base?
• Which characteristic describes halogens?
• In an endothermic reaction, heat is treated like a reactant. If the temperature is raised, the equilibrium will shift toward which side?
• The solution of known concentration in a titration is called the:
• Which statement correctly identifies molybdenum’s electron configuration as an exception?
• Which statement describes an endothermic process?
• Which statement best describes the process of fission?
• At 25°C, the sum of pH and pOH equals which value?
• What is the first step in balancing redox reactions under acidic conditions?
• Which statement describes a spontaneous reaction at standard state?
• Which field studies how heat, work and entropy interrelate for chemical or physical processes?
• When Q equals Ksp, the solution is at which state?
• Which term describes Amphiprotic?
• During the titration of hydrofluoric acid with sodium hydroxide, which salt is formed?
• For a perfect crystal cooled to 0 K, the entropy is ...
• Ksp stands for what in dissolution contexts?
• If ΔS is positive, which statement is true?
• Dipole-dipole forces arise from which phenomenon?
• Which covalent bond is characterized by an uneven sharing of electrons due to a significant difference in electronegativity, leading to partial charges?
• In molten electrolysis, which statement about cation movement is correct?
• As the solute dissolved into a liquid increases, the freezing point ____________.
• Group 6A is commonly known as which periodic group?
• What is ionization energy?
• When an atom loses an electron, what is its net charge?
• Which intermolecular force is strongest among the following?
• The more ______________ an atom is, the better chance it will get its typical oxidation state.
• Which statement correctly defines an intermediate in a reaction mechanism?
• Which statement defines compounds?
• What is the value of Kw, the ion-product of water, at 25°C?
• Which of the following is equal to 1 liter?
• If Q is greater than K, what happens to the system?
• Boiling occurs when the pressure exerted by the liquid towards the atmosphere ________ the pressure exerted by the atmosphere down on the liquid molecules.
• Which statement is true about exothermic processes?
• Dipole-dipole interactions apply to which type of molecules?
• Which statement about calories and kilocalories is true?
• Which is a Bronsted acid example?
• Which equation correctly relates gas density ρ to pressure P, molar mass M, the gas constant R, and temperature T?
• Which statement describes Bronsted acid?
• Equilibrium constants depend on which aspect of the reaction?
• In a Ksp problem, the solute involved is typically which phase?
• Mass Defect: Which statement is correct?
• The halogens' oxidation numbers are normally
• What is the Ideal Gas Law equation?
• Group 1 = ________ Metals
• Which symbol represents a beta particle?
• Which statement best describes nuclear fusion?
• How is the overall reaction obtained from a mechanism?
• When Q is not equal to K, the reaction is not at equilibrium.
• In an endothermic reaction, Ea forward is ______ Ea reverse.
• Vapor Pressure is defined as the upward pressure exerted by the substance on the atmosphere.
• A Calorie (Cal) is equal to:
• Which is the correct ground-state electron configuration for gold?
• In the d-block, which electrons are considered valence electrons?
• In a Ksp calculation problem, the compound involved is typically in which phase?
• Which statement best describes Group 2 metals?
• Which solids are formed by metal and nonmetal with strong electrostatic attractions between ions?
• Which of the following is a state function?
• Which combination of ΔH and ΔS corresponds to a process that is endothermic but entropically favorable?
• Hydrogen-bonding strength is largely due to the high electronegativity of which elements?
• Neutral Anions include which of the following lists?
• During beta minus decay, what happens to the mass number A?
• Autoionization of water yields which pair of ions?
• According to the octet rule, how many electrons does hydrogen seek to share or gain to complete its valence?
• Polyatomic ions and ionic compounds.
• Which statement best describes instantaneous rate?
• Which statement describes Lewis base?
• Which covalent bonds occur when nonmetal atoms do not have a significant electronegativity difference, resulting in no partial charges?
• During a reaction, the enthalpy change due to breaking bonds is typically positive, while the enthalpy change due to forming bonds is typically negative. Which represents the net enthalpy change?
• Which statement best describes the relationship between entropy and disorder?
• Which factor most influences the strength of dispersion forces?
• In a galvanic cell, what process occurs at the cathode?
• Higher IM forces = ________ Vapor Pressure.
• What is the common oxidation state of Group 2 metals in compounds?
• Which ion would be considered a neutral cation according to the material?
• Like dissolves like means polar solutes dissolve in polar solvents and nonpolar solutes in nonpolar solvents. Which statement best reflects this principle?
• Which of the following is a strong base?
• What is the expression for pOH?
• Which statement describes fusion?
• For elements in the d-block, which electrons are also valence electrons?
• The Belt of Stability is best represented on a plot of which quantities?
• Atomic weight is defined as which of the following?
• What must you do to the sign of the Eoxidation reaction when calculating Ecell?
• In the equation q = m C ΔT, which quantity represents the heat for a given mass?
• Which statement about boiling point elevation is true?
• At higher altitudes, there is lower atmospheric pressure and the boiling point ________.
• A shift to the left __________ Ecell.
• What does the Metals vs Nonmetals concept determine?
• When the pressure of a system is increased, the equilibrium shifts toward the side with which characteristic?
• Beryllium typically seeks to complete its valence shell with how many electrons?
• What is hydrogen's oxidation number when bonded to nonmetals?
• H₂ reduction potential is ______.
• Higher IM forces = ________ Viscosity.
• When strong electrolytes dissolve, the dissolution is best described as which type of process?
• Ionic bonds are typically formed by which pairing of elements?
• Which statement about isoelectronic species is true?
• Strong acid + Strong Base =
• If An Element Has An Odd Number Of Electrons Then It Is Paramagnetic.
• Which expression correctly quantifies a reaction rate?
• In a reaction where the products are higher in energy than the reactants, ∆H is...
• 1 atm equals how many torr?
• Nonmetals typically have oxidation numbers that are
• For An Element With An Even Number Of Electrons, Its Paramagnetic Or Diamagnetic Nature Is Determined By What?
• Osmotic pressure is defined as the pressure that would have to be applied to a pure solvent to prevent it from passing into a given solution by osmosis.
• If Ka = 1.0 × 10^-6 and Kw = 1.0 × 10^-14, what is Kb?
• Expanded octet is possible for which rows or below?
• The rate law of a multi-step mechanism is determined by which step?
• What is Qc?
• If K < 1, which statement is correct?
• The product [H+]×[OH-] is a constant equal to Kw. What is Kw at 25°C?
• In a double bond, which bonds are present?
• Which type of intermolecular force predominates in hydrocarbons?
• Molar solubility is commonly expressed in which unit?
• You can disregard the 'x' in an ICE table under which condition?
• Which electrons are typically highest in energy and most involved in chemical reactions?
• Which statement represents an Arrhenius acid example mentioned in the material?
• The _____ scale reports how acidic or basic a solution is.
• Entropy decreases when which changes occur?
• In an electrochemical cell, the electrode at which oxidation occurs is called the
• Which of the following expresses the relationship between hydroxide concentration and pOH?
• The term 'surroundings' refers to
• Which description best defines radiation?
• As entropy increases, disorder increases, and movement __________.
• Avogadro's Law relates volume to what under constant T and P?
• The salt produced when ammonia is titrated with hydrochloric acid is:
• Which of the following is an example of a covalent network solid?
• What type of bond forms between nonmetals?
• Which description best defines a productive collision?
• Higher intermolecular forces = ________ B.P.
• Group 7A/17 elements are called what?
• Reducing Agent: what is oxidized
• Which combination represents a thermally favorable (exothermic) but entropically unfavorable process?
• Which statement correctly describes the First Law of Thermodynamics?
• If pKa = 4, what is pKb?
• Which scenario demonstrates entropy increase due to an increase in the number of molecules?
• For a first-order reaction, the half-life is independent of the initial concentration.
• Which statement correctly describes London dispersion forces?
• ∆H formed equals which species?
• Diamagnetic Materials Are Which Of The Following?
• As The Energy Of A Photon Increases, The Frequency Will ______ And The Wavelength Will ______.
• In a simple cubic unit cell, how many whole atoms are contained within the cell?
• Which solids consist of a lattice of metal cations in a sea of delocalized electrons?
• Which expression correctly gives Ecell according to the source?
• In an acid-base reaction, the product that comes from the acid is called the acid's conjugate ________.
• Higher IM forces = ________ Heat of Vaporization.
• Raoult's Law describes how the vapor pressure of a solvent in a solution changes as solute is added.
• Diamagnetic Substances Are Slightly ______ By Magnets.
• Which statement best describes hydrogen bonding in water?
• If a salt forms an acidic cation, increasing the pH will cause its solubility to:
• Higher intermolecular forces generally result in which effect on surface tension?
• If ΔG° is negative and K > 1, which statement best describes the reaction?
• Diamagnetic Substances Have All Electrons ______.
• A buffer is best described as:
• In balancing redox reactions under basic conditions, for each H+ you added to your half-reactions, what should you add to both sides?
• Which best defines an Ideal Gas?
• For the first 20 elements on the periodic table, atoms must have close to a ______ ratio of protons to neutrons in order to be stable.
• Why do chromium and molybdenum move an electron down in their configurations?
• Boiling occurs when the vapor pressure equals the atmospheric pressure.
• Mass number equals which of the following?
• What happens to the atomic size when the principal quantum number n increases?
• Which statement about catalysts and equilibrium is true?
• Which statement best describes solvent in a solution?
• Which statement best describes the final form of the relative rate expression?
• Which statement describes Lewis acid?
• Entropy can never be 0 or _____________ for any molecule, atom, or substance.
• Which formula relates work to pressure and volume at constant pressure?
• In balancing redox reactions under acidic conditions, after balancing oxygen atoms, how are hydrogen atoms balanced?
• Molality is used when dealing with colligative properties because it uses the solvent's mass (in kilograms) rather than the solution's volume.
• Weak base + Strong acid yields an acidic salt; pH equivalence point is:
• pKa + pKb = 14. Which of the following is the correct value for their sum?
• Solids are more soluble at higher temperatures. How does the solubility of most solid solutes in water change with increasing temperature?
• In radioactive decay, the half-life remains constant for a given nuclide. Which statement is true about this?
• What is the formula for Kelvin?
• In nuclear reactions, which outcome is typical?
• Which of the following is NOT listed as a neutral anion in the material’s set?
• Which statement is true about the enthalpy change contributions in bond-breaking and bond-forming?
• Which symbol represents an alpha particle?
• Bond Dissociation Energy is defined as the energy required to break a covalent bond and can be used to calculate what quantity?
• Which statement best describes a paramagnetic substance?
• Neutral Cations are typically formed by which species?
• To use PV=nRT to solve for a missing variable, which quantities must be known?
• Which statement describes the electrode processes in a voltaic cell?
• Bond length in a diatomic molecule is best approximated by which relation?
• Which statement correctly defines a Lewis base?
• Which of the following is not a strong acid?
• Polar Covalent Bonds result in what on the atoms involved?
• Ionic Compounds: metal + non-metal -> through ionic bonds (exceptions being the polyatomic ions)
• For a reaction with stoichiometric coefficients aA -> bB, the rate can be expressed as
• Which statement correctly describes the magnetic properties of nitrogen gas (N2) and oxygen gas (O2) as given?
• An oxidizing agent is the species that is
• What is the oxidation state of Aluminum (Al) in most compounds?
• Which statement is true about activation energy in catalyzed reactions?
• Which statement describes Bronsted base?
• A shift to the right _______ Ecell.
• Under Arrhenius theory, which statement best defines an Arrhenius acid?
• The relative rate expression relates rates of change of species by their stoichiometric coefficients.
• N electron affinity around what value?
• Mass defect: Which statement expresses its relationship to binding energy?
• Which electrons are considered valence electrons?
• Which symbol represents a proton particle?
• Alternative catalyst pathways have their own what?
• Lattice energy changes with ion charges: which statement is true?
• If the slow step in a mechanism involves A and B reacting to form AB, the rate law is typically:
• According to Henry's Law, the concentration of a dissolved gas is proportional to its partial pressure. Which statement is true?
• Anions typically act like which type of species?