Question 1

________ are typically basic while ________ are typically acidic.

Accepted Answer

A) Nonmetal oxides, metal oxides 
B) Metals, nonmetals 
C) Metal oxides, nonmetal oxides 
D) Nonmetals, metals 
A) Nonmetal oxides, metal oxides 
B) Metals, nonmetals 
C) Metal oxides, nonmetal oxides 
D) Nonmetals, metals

Question 2

Which one of the following compounds is superoxide?

Accepted Answer

A) NaO2 
B) Na2O 
C) Na2O2 
D) NaOH 
E)    O 
A) NaO2 
B) Na2O 
C) Na2O2 
D) NaOH 
E)    O

Question 3

What are the three steps in the Ostwald process of nitric acid synthesis?

Accepted Answer

1)oxidation of ammon

Question 4

Calcium carbide is a solid source of acetylene.

Accepted Answer

A) True 
 B)False

Question 5

What is the major commercial source of elemental sulfur?

Accepted Answer

A) sulfide minerals 
B) sulfate minerals 
C) underground deposits of elemental sulfur 
D) seawater 
E) coal and petroleum 
A) sulfide minerals 
B) sulfate minerals 
C) underground deposits of elemental sulfur 
D) seawater 
E) coal and petroleum

Question 6

Which group 3A element is a metalloid?

Accepted Answer

A) B 
B) Al 
C) Ga 
D) In 
E) Tl 
A) B 
B) Al 
C) Ga 
D) In 
E) Tl

Question 7

What is meant by the term "composite"?

Accepted Answer

a combinat

Question 8

Which equation correctly represents what happens when N   dissolves in water?

Accepted Answer

A) NO2 (g)+ H2O (l)→ 2H+ (aq)+ NO3- (aq) 
B) 3NO2 (g)+ H2O (l)→ 2H+ (aq)+ 2NO3- (aq)+ NO (g) 
C) NO2 (g)+ H2O (l)→ H2O2 (aq)+ NO (g) 
D) 2NO2 (g)+ H2O (l)→ 2H+ (aq)+ NO42- (aq)+ NO (g) 
E) 2NO2 (g)+ 2H2O (l)→ 2HNO2 (aq)+ O2 (g)+ H2 (g) 
A) NO2 (g)+ H2O (l)→ 2H+ (aq)+ NO3- (aq) 
B) 3NO2 (g)+ H2O (l)→ 2H+ (aq)+ 2NO3- (aq)+ NO (g) 
C) NO2 (g)+ H2O (l)→ H2O2 (aq)+ NO (g) 
D) 2NO2 (g)+ H2O (l)→ 2H+ (aq)+ NO42- (aq)+ NO (g) 
E) 2NO2 (g)+ 2H2O (l)→ 2HNO2 (aq)+ O2 (g)+ H2 (g)

Question 9

Compounds containing only boron and hydrogen are called ________.

Accepted Answer

The answer of Compounds containing only boron and hydrogen are...

Question 10

Of the following substances,________ is both a very strong acid and a powerful oxidizing agent.

Accepted Answer

A) HNO3 
B) H2SO4 
C) HCl 
D) H3PO4 
E) HF 
A) HNO3 
B) H2SO4 
C) HCl 
D) H3PO4 
E) HF

Question 11

________ has the highest boiling point of following series.

Accepted Answer

A) Ne 
B) He 
C) Kr 
D) Ar 
E) Rn 
A) Ne 
B) He 
C) Kr 
D) Ar 
E) Rn

Question 12

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 13

Br2 can be prepared by combining NaBr with ________.

Accepted Answer

A) Cl2 
B) HBr 
C) HCl 
D) NaCl 
E) I2 
A) Cl2 
B) HBr 
C) HCl 
D) NaCl 
E) I2

Question 14

Which phosphorus chloride compound will form in the reaction of phosphorus with excess chlorine gas?

Accepted Answer

A) PCl3 
B) PCl2 
C) PCl5 
D) PCl4 
E) PCl 
A) PCl3 
B) PCl2 
C) PCl5 
D) PCl4 
E) PCl

Question 15

KNO3 and NaNO3 are also known as ________.

Accepted Answer

Question 16

The reaction between nitrogen dioxide and water is a ________.

Accepted Answer

A) decomposition 
B) combustion 
C) disproportionation 
D) neutralization 
E) replacement 
A) decomposition 
B) combustion 
C) disproportionation 
D) neutralization 
E) replacement

Question 17

Nearly all commercial oxygen is obtained ________.

Accepted Answer

A) from air 
B) by electrolysis of water 
C) by thermal decomposition of potassium chlorate 
D) by thermal cracking of petroleum 
E) as a byproduct of the preparation of aluminum in the Hall process 
A) from air 
B) by electrolysis of water 
C) by thermal decomposition of potassium chlorate 
D) by thermal cracking of petroleum 
E) as a byproduct of the preparation of aluminum in the Hall process

Question 18

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 19

Which of the following would produce the strongest basic aqueous solution?

Accepted Answer

A) CO 
B) CO2 
C) H2CO3 
D) Na2CO3 
E) KHCO3 
A) CO 
B) CO2 
C) H2CO3 
D) Na2CO3 
E) KHCO3

Question 20

Which group 7A halogen is radioactive?

Accepted Answer

The answer of Which group 7A halogen is radioactive?...

Exam 22: Chemistry of the Nonmetals

________ are typically basic while ________ are typically acidic.

Which one of the following compounds is superoxide?

What are the three steps in the Ostwald process of nitric acid synthesis?

Calcium carbide is a solid source of acetylene.

What is the major commercial source of elemental sulfur?

Which group 3A element is a metalloid?

What is meant by the term "composite"?

Which equation correctly represents what happens when N dissolves in water?

Compounds containing only boron and hydrogen are called ________.

Of the following substances,________ is both a very strong acid and a powerful oxidizing agent.

________ has the highest boiling point of following series.

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

Br2 can be prepared by combining NaBr with ________.

Which phosphorus chloride compound will form in the reaction of phosphorus with excess chlorine gas?

KNO3 and NaNO3 are also known as ________.

The reaction between nitrogen dioxide and water is a ________.

Nearly all commercial oxygen is obtained ________.

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

Which of the following would produce the strongest basic aqueous solution?

Which group 7A halogen is radioactive?

Introduction: Matter, energy, and Measurement

Atoms, molecules, and Ions

Chemical Reactions and Reaction Stoichiometry

Reactions in Aqueous Solution

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

are typically basic while are typically acidic.

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

Br₂ can be prepared by combining NaBr with ________.

KNO₃ and NaNO₃ are also known as ________.