Question 1

Which halogen can react with fluorine to form the compound XF7?

Accepted Answer

A) bromine 
B) fluorine 
C) chlorine 
D) iodine 
E) astatine 
A) bromine 
B) fluorine 
C) chlorine 
D) iodine 
E) astatine

Question 2

The careful, thermal decomposition of solid ammonium nitrate will yield __________.

Accepted Answer

A) N2O 
B) NO 
C) NO2 
D) N2O3 
E) N2O5 
A) N2O 
B) NO 
C) NO2 
D) N2O3 
E) N2O5

Question 3

The oxidation numbers of sulfur in the sulfate ion, sulfite ion, sulfur trioxide, and hydrogen sulfide are __________, __________, __________, and __________, respectively.

Accepted Answer

A) +4, -2, +4, +6 
B) +6, +2, +4, +6 
C) +6, +4, +6, -2 
D) +4, +6, +4, -2 
E) -2, +6, -2, 0 
A) +4, -2, +4, +6 
B) +6, +2, +4, +6 
C) +6, +4, +6, -2 
D) +4, +6, +4, -2 
E) -2, +6, -2, 0

Question 4

The most common oxidation state of silicon is __________.

Accepted Answer

A) -4 
B) +2 
C) +6 
D) -2 
E) none of the above 
A) -4 
B) +2 
C) +6 
D) -2 
E) none of the above

Question 5

Carbon dioxide is produced

Accepted Answer

A) in blast furnaces when metal oxides are reduced with CO. 
B) by combustion of carbon-containing substances in an excess of oxygen. 
C) when carbonates are heated. 
D) by fermentation of sugar during the production of ethanol. 
E) by all of the above processes. 
A) in blast furnaces when metal oxides are reduced with CO. 
B) by combustion of carbon-containing substances in an excess of oxygen. 
C) when carbonates are heated. 
D) by fermentation of sugar during the production of ethanol. 
E) by all of the above processes.

Question 6

Which equation correctly represents the reaction between carbon dioxide and water?

Accepted Answer

A) CO2 (aq)+ H2O (l)→ H2CO3 (aq) 
B) CO2 (aq)+ H2O (l)→ H2 (g)+ CO (g)+ O2 (g) 
C) CO2 (aq)+ H2O (l)→ H2O2 (aq)+ CO (g) 
D) CO2 (aq)+ 2H2O (l)→ CH4 (g)+ 2O2 (aq) 
E) CO2 (aq)+ H2O (l)→ H2CO (aq)+ O2 (g) 
A) CO2 (aq)+ H2O (l)→ H2CO3 (aq) 
B) CO2 (aq)+ H2O (l)→ H2 (g)+ CO (g)+ O2 (g) 
C) CO2 (aq)+ H2O (l)→ H2O2 (aq)+ CO (g) 
D) CO2 (aq)+ 2H2O (l)→ CH4 (g)+ 2O2 (aq) 
E) CO2 (aq)+ H2O (l)→ H2CO (aq)+ O2 (g)

Question 7

Write the balanced equation for the reaction of lithium nitride with water.

Accepted Answer

Li₃N + 3H₂O

Question 8

The primary commercial use of elemental nitrogen is in the manufacture of __________.

Accepted Answer

A) plastics 
B) explosives 
C) nitrogen-containing fertilizers 
D) rubber 
E) chlorine bleach 
A) plastics 
B) explosives 
C) nitrogen-containing fertilizers 
D) rubber 
E) chlorine bleach

Question 9

Which of the following is not an allotropic form of carbon?

Accepted Answer

A) graphite 
B) diamond 
C) carbide 
D) buckminsterfullerene 
E) All of the above are allotropic forms of carbon. 
A) graphite 
B) diamond 
C) carbide 
D) buckminsterfullerene 
E) All of the above are allotropic forms of carbon.

Question 10

Ozone is a pale blue poisonous gas with an irritating odor.

Accepted Answer

A) True 
 B)False

Question 11

Silicones can be oils or rubber-like materials depending on

Accepted Answer

A) the silicon-to-oxygen ratio. 
B) the length of the chain and degree of cross-linking. 
C) the percentage of carbon in the chain. 
D) the percentage of sulfur in the chain. 
E) the oxidation state of silicon in the chain. 
A) the silicon-to-oxygen ratio. 
B) the length of the chain and degree of cross-linking. 
C) the percentage of carbon in the chain. 
D) the percentage of sulfur in the chain. 
E) the oxidation state of silicon in the chain.

Question 12

The primary commercial use of nitric acid is __________.

Accepted Answer

A) in the manufacture of plastics 
B) in the manufacture of explosives 
C) in pool water maintenance 
D) in the manufacture of fertilizers 
E) in the manufacture of anti-depressant drugs 
A) in the manufacture of plastics 
B) in the manufacture of explosives 
C) in pool water maintenance 
D) in the manufacture of fertilizers 
E) in the manufacture of anti-depressant drugs

Question 13

Which of the following is a molecular hydride?

Accepted Answer

A) CaH2 
B) TiH2 
C) NaH 
D) SrH2 
E) CH4 
A) CaH2 
B) TiH2 
C) NaH 
D) SrH2 
E) CH4

Question 14

What are the products of the reaction of PCl5 (g)and water?

Accepted Answer

A) phosphoric acid and phosphorous acid 
B) elemental phosphorus and hydrochloric acid 
C) phosphoric acid and chlorine gas 
D) elemental phosphorus and chlorine gas 
E) phosphoric acid and hydrochloric acid 
A) phosphoric acid and phosphorous acid 
B) elemental phosphorus and hydrochloric acid 
C) phosphoric acid and chlorine gas 
D) elemental phosphorus and chlorine gas 
E) phosphoric acid and hydrochloric acid

Question 15

Boron can violate the octet rule in its compounds in that

Accepted Answer

A) it can have an expanded octet. 
B) it can exist in a molecule with an odd number of electrons. 
C) its compounds are all ionic. 
D) it can have fewer than eight valence electrons. 
E) boron cannot violate the octet rule. 
A) it can have an expanded octet. 
B) it can exist in a molecule with an odd number of electrons. 
C) its compounds are all ionic. 
D) it can have fewer than eight valence electrons. 
E) boron cannot violate the octet rule.

Question 16

Diborane is __________.

Accepted Answer

A) B10H14 
B) B2O3 
C) BH3 
D) B2H6 
E) B3BO3 
A) B10H14 
B) B2O3 
C) BH3 
D) B2H6 
E) B3BO3

Question 17

What is the primary commercial use of hydrogen in the United States?

Accepted Answer

A) as a rocket fuel, especially on the space shuttle 
B) hydrogenation of vegetable oils 
C) manufacture of methanol 
D) manufacture of ammonia by the Haber process 
E) as an automobile fuel 
A) as a rocket fuel, especially on the space shuttle 
B) hydrogenation of vegetable oils 
C) manufacture of methanol 
D) manufacture of ammonia by the Haber process 
E) as an automobile fuel

Question 18

Of the atoms below, __________ is the most effective in forming π bonds.

Accepted Answer

A) C 
B) P 
C) N 
D) Si 
E) Ge 
A) C 
B) P 
C) N 
D) Si 
E) Ge

Question 19

Write the correctly balanced equation for the reaction between elemental iodine and sodium bromide.

Accepted Answer

I₂ + NaBr →

Question 20

Which of the following would produce a basic solution?

Accepted Answer

A) CO and CO2 
B) Na2O and MgO 
C) Na2O, MgO, and BeH2 
D) BeH2 only 
E) CO, CO2, and BeH2 
A) CO and CO2 
B) Na2O and MgO 
C) Na2O, MgO, and BeH2 
D) BeH2 only 
E) CO, CO2, and BeH2

Exam 22: Chemistry of the Nonmetals

Which halogen can react with fluorine to form the compound XF7?

The careful, thermal decomposition of solid ammonium nitrate will yield __________.

The oxidation numbers of sulfur in the sulfate ion, sulfite ion, sulfur trioxide, and hydrogen sulfide are __________, __________, __________, and __________, respectively.

The most common oxidation state of silicon is __________.

Carbon dioxide is produced

Which equation correctly represents the reaction between carbon dioxide and water?

Write the balanced equation for the reaction of lithium nitride with water.

The primary commercial use of elemental nitrogen is in the manufacture of __________.

Which of the following is not an allotropic form of carbon?

Ozone is a pale blue poisonous gas with an irritating odor.

Silicones can be oils or rubber-like materials depending on

The primary commercial use of nitric acid is __________.

Which of the following is a molecular hydride?

What are the products of the reaction of PCl5 (g)and water?

Boron can violate the octet rule in its compounds in that

Diborane is __________.

What is the primary commercial use of hydrogen in the United States?

Of the atoms below, __________ is the most effective in forming π bonds.

Write the correctly balanced equation for the reaction between elemental iodine and sodium bromide.

Which of the following would produce a basic solution?

Introduction: Matter and Measurement

Atoms, Molecules, and Ions

Stoichiometry: Calculations With Chemical Formulas and Equations

Aqueous Reactions and Solution Stoichiometry

Thermochemistry

Electronic Structure of Atoms

Periodic Properties of the Elements

Basic Concepts of Chemical Bonding

Molecular Geometry and Bonding Theories

Gases

Liquids and Intermolecular Forces

Solids and Modern Materials

Properties of Solutions

Chemical Kinetics

Chemical Equilibrium

Acid-Base Equilibria

Additional Aspects of Aqueous Equilibria

Chemistry of the Environment

Chemical Thermodynamics

Electrochemistry

Nuclear Chemistry

Transition Metals and Coordination Chemistry

The Chemistry of Life: Organic and Biological Chemistry

Filters

Which halogen can react with fluorine to form the compound XF₇?

The oxidation numbers of sulfur in the sulfate ion, sulfite ion, sulfur trioxide, and hydrogen sulfide are , , , and , respectively.

What are the products of the reaction of PCl₅ (g)and water?