Question 1

Sulfuric acid is produced when sulfur dioxide dissolves in water.

Accepted Answer

A) True 
 B)False

Question 2

Which element forms compounds which are involved in smog and acid rain?

Accepted Answer

A)  carbon 
B)  fluorine 
C)  chlorine 
D)  boron 
E)  nitrogen 
A)  carbon 
B)  fluorine 
C)  chlorine 
D)  boron 
E)  nitrogen

Question 3

Dinitrogen monoxide, N2O, is

Accepted Answer

A)  a brown poisonous gas that is one of the chemicals involved in the production of photochemical smog. 
B)  a colorless gas used in the production of nitric acid. 
C)  a colorless gas used as a propellant in canned whipped cream. 
D)  a colorless gas that disproportionates into nitrogen and oxygen. 
E)  None of these choices is correct. 
A)  a brown poisonous gas that is one of the chemicals involved in the production of photochemical smog. 
B)  a colorless gas used in the production of nitric acid. 
C)  a colorless gas used as a propellant in canned whipped cream. 
D)  a colorless gas that disproportionates into nitrogen and oxygen. 
E)  None of these choices is correct.

Question 4

Which of the following will have the highest boiling point?

Accepted Answer

A)  O2 
B)  Cl2 
C)  Br2 
D)  I2 
E)  Xe 
A)  O2 
B)  Cl2 
C)  Br2 
D)  I2 
E)  Xe

Question 5

In which of the following ways is lithium different from the other alkali metals?

Accepted Answer

A)  Its salts are much more soluble in water than those of the other alkali metals. 
B)  It has an unusually high density. 
C)  It forms molecular compounds with the hydrocarbon groups of organic halides. 
D)  Its ionization energy is lower than expected. 
E)  It does not react with water at room temperature. 
A)  Its salts are much more soluble in water than those of the other alkali metals. 
B)  It has an unusually high density. 
C)  It forms molecular compounds with the hydrocarbon groups of organic halides. 
D)  Its ionization energy is lower than expected. 
E)  It does not react with water at room temperature.

Question 6

One important feature of the chemistry of carbon is

Accepted Answer

A)  its large radius that allows other atoms to fit easily around it. 
B)  its low electronegativity that allows it to ionize easily. 
C)  its amphoteric behavior. 
D)  its ability to form multiple bonds with hydrogen. 
E)  its ability to catenate. 
A)  its large radius that allows other atoms to fit easily around it. 
B)  its low electronegativity that allows it to ionize easily. 
C)  its amphoteric behavior. 
D)  its ability to form multiple bonds with hydrogen. 
E)  its ability to catenate.

Question 7

Which element forms compounds, e.g., Teflon, which are used as coatings for other substances?

Accepted Answer

A)  boron 
B)  beryllium 
C)  fluorine 
D)  nitrogen 
E)  sodium 
A)  boron 
B)  beryllium 
C)  fluorine 
D)  nitrogen 
E)  sodium

Question 8

The acidity of oxides of main group elements increases down a group, from top to bottom.

Accepted Answer

A) True 
 B)False

Question 9

Predict the products for the reaction of the following set of reactants. MgCO3(s) + heat $\rightarrow$

Accepted Answer

A)  Mg(s) + CO(g) 
B)  Mg(s) + CO2(g) 
C)  MgO(s) + CO(g) 
D)  MgO(s) + CO2(g) 
E)  no reaction 
A)  Mg(s) + CO(g) 
B)  Mg(s) + CO2(g) 
C)  MgO(s) + CO(g) 
D)  MgO(s) + CO2(g) 
E)  no reaction

Question 10

Sulfur hexafluoride is a pollutant responsible for acid rain.

Accepted Answer

A) True 
 B)False

Question 11

Which of the following is the strongest acid?

Accepted Answer

A)  HClO3 
B)  HBrO3 
C)  HIO3 
D)  HIO2 
E)  HClO 
A)  HClO3 
B)  HBrO3 
C)  HIO3 
D)  HIO2 
E)  HClO

Question 12

When elements from a group exhibit more than one oxidation state,

Accepted Answer

A)  the higher oxidation state is more important as one goes down a group. 
B)  the lower oxidation state is more important as one goes down a group. 
C)  both oxidation states are equally important throughout the group. 
D)  the oxidation state will be affected by the elements on either side of it in the period. 
E)  None of these choices is correct. 
A)  the higher oxidation state is more important as one goes down a group. 
B)  the lower oxidation state is more important as one goes down a group. 
C)  both oxidation states are equally important throughout the group. 
D)  the oxidation state will be affected by the elements on either side of it in the period. 
E)  None of these choices is correct.

Question 13

Carbon monoxide's toxicity is related to its ability to bond to iron in hemoglobin.

Accepted Answer

A) True 
 B)False

Question 14

Which of the following is an accurate comparison of the properties of nitrogen and oxygen?

Accepted Answer

A)  Both oxygen and nitrogen form anions easily. 
B)  Oxygen is a strong oxidizing agent while nitrogen is a strong reducing agent. 
C)  Nitrogen uses more oxidation states in its compounds than oxygen does. 
D)  Nitrogen is more reactive than oxygen. 
E)  Nitrogen does not form naturally-occurring compounds, but oxygen does. 
A)  Both oxygen and nitrogen form anions easily. 
B)  Oxygen is a strong oxidizing agent while nitrogen is a strong reducing agent. 
C)  Nitrogen uses more oxidation states in its compounds than oxygen does. 
D)  Nitrogen is more reactive than oxygen. 
E)  Nitrogen does not form naturally-occurring compounds, but oxygen does.

Question 15

Hydrogen peroxide, H2O2, is

Accepted Answer

A)  used in the production of polymers. 
B)  used as a drying agent. 
C)  colored liquid with a low boiling point. 
D)  an acid. 
E)  an explosive. 
A)  used in the production of polymers. 
B)  used as a drying agent. 
C)  colored liquid with a low boiling point. 
D)  an acid. 
E)  an explosive.

Question 16

Predict the products for the following set of reactants. 
Li(s) + H2O(l) $\rightarrow$

Accepted Answer

A)  Li+(aq) + H2(g) + O2(g) 
B)  Li+(aq) + H2(g) + OH¯(aq) 
C)  LiH(s) + O2(g) 
D)  Li+(aq) + H2O2(aq) 
E)  LiOH(aq) + H2O2(aq) 
A)  Li+(aq) + H2(g) + O2(g) 
B)  Li+(aq) + H2(g) + OH¯(aq) 
C)  LiH(s) + O2(g) 
D)  Li+(aq) + H2O2(aq) 
E)  LiOH(aq) + H2O2(aq)

Question 17

Predict the products for the following set of reactants. 
K2O(s) + H2O(l) $\rightarrow$

Accepted Answer

A)  K+(aq) + OH¯(aq) + H2(g) 
B)  K+(aq) + OH¯(aq) 
C)  K+(aq) + H2(g) + O2(g) 
D)  KH(s) + O2(g) 
E)  K+(aq) + OH¯(aq) + H2O2(aq) 
A)  K+(aq) + OH¯(aq) + H2(g) 
B)  K+(aq) + OH¯(aq) 
C)  K+(aq) + H2(g) + O2(g) 
D)  KH(s) + O2(g) 
E)  K+(aq) + OH¯(aq) + H2O2(aq)

Question 18

Predict the products formed from the following set of reactants. 
FeSe(s) + HCl(aq) $\rightarrow$

Accepted Answer

A)  Se(s) + FeCl2(aq) 
B)  SeCl2(s) + Fe(s) + H2(g) 
C)  FeH2(s) + SeCl2(l) 
D)  H2Se(g) + Fe(s) + Cl2(g) 
E)  H2Se(g) + FeCl2(aq) 
A)  Se(s) + FeCl2(aq) 
B)  SeCl2(s) + Fe(s) + H2(g) 
C)  FeH2(s) + SeCl2(l) 
D)  H2Se(g) + Fe(s) + Cl2(g) 
E)  H2Se(g) + FeCl2(aq)

Question 19

Which of the following pure substances will not participate in hydrogen bonding?

Accepted Answer

A)  CH3NH2 
B)  CH3CH2OCH2CH3 
C)  CH3CH2OH 
D)  HF 
E)  H2O2 
A)  CH3NH2 
B)  CH3CH2OCH2CH3 
C)  CH3CH2OH 
D)  HF 
E)  H2O2

Question 20

Ozone is both a pollutant and a natural component of the atmosphere.

Accepted Answer

A) True 
 B)False

Exam 14: Periodic Patterns in the Main-Group Elements

Sulfuric acid is produced when sulfur dioxide dissolves in water.

Which element forms compounds which are involved in smog and acid rain?

Dinitrogen monoxide, N2O, is

Which of the following will have the highest boiling point?

In which of the following ways is lithium different from the other alkali metals?

One important feature of the chemistry of carbon is

Which element forms compounds, e.g., Teflon, which are used as coatings for other substances?

The acidity of oxides of main group elements increases down a group, from top to bottom.

Predict the products for the reaction of the following set of reactants. MgCO3(s) + heat →\rightarrow→

Sulfur hexafluoride is a pollutant responsible for acid rain.

Which of the following is the strongest acid?

When elements from a group exhibit more than one oxidation state,

Carbon monoxide's toxicity is related to its ability to bond to iron in hemoglobin.

Which of the following is an accurate comparison of the properties of nitrogen and oxygen?

Hydrogen peroxide, H2O2, is

Predict the products for the following set of reactants. Li(s) + H2O(l) →\rightarrow→

Predict the products for the following set of reactants. K2O(s) + H2O(l) →\rightarrow→

Predict the products formed from the following set of reactants. FeSe(s) + HCl(aq) →\rightarrow→

Which of the following pure substances will not participate in hydrogen bonding?

Ozone is both a pollutant and a natural component of the atmosphere.

Keys to the Study of Chemistry

The Components of Matter

Stoichiometry of Formulas and Equations

Three Major Classes of Chemical Reactions

Gases and the Kinetic-Molecular Theory

Thermochemistry: Energy Flow and Chemical Change

Quantum Theory and Atomic Structure

Electron Configuration and Chemical Periodicity

Models of Chemical Bonding

The Shapes of Molecules

Theories of Covalent Bonding

Intermolecular Forces: Liquids, Solids, and Phase Changes

The Properties of Mixtures: Solutions and Colloids

Organic Compounds and the Atomic Properties of Carbon

Kinetics: Rates and Mechanisms of Chemical Reactions

Equilibrium: the Extent of Chemical Reactions

Acid-Base Equilibria

Ionic Equilibria in Aqueous Systems

Thermodynamics: Entropy, Free Energy, and the Direction of Chemical Reactions

Electrochemistry: Chemical Change and Electrical Work

The Elements in Nature and Industry

The Transition Elements and Their Coordination Compounds

Nuclear Reactions and Their Applications

Filters

Dinitrogen monoxide, N₂O, is

Predict the products for the reaction of the following set of reactants. MgCO₃(s) + heat $\rightarrow$

Hydrogen peroxide, H₂O₂, is

Predict the products for the following set of reactants. Li(s) + H₂O(l) $\rightarrow$

Predict the products for the following set of reactants. K₂O(s) + H₂O(l) $\rightarrow$

Predict the products formed from the following set of reactants. FeSe(s) + HCl(aq) $\rightarrow$