Question 1

How are the oxygen-containing compounds of xenon made?

Accepted Answer

A) by direct combination of the elements 
B) by reaction of xenon with peroxide 
C) by thermal decomposition of the xenon hydroxide 
D) by reaction of the corresponding xenon fluoride with water 
E) Xenon is inert and does not form compounds with oxygen. 
A) by direct combination of the elements 
B) by reaction of xenon with peroxide 
C) by thermal decomposition of the xenon hydroxide 
D) by reaction of the corresponding xenon fluoride with water 
E) Xenon is inert and does not form compounds with oxygen. D

Question 2

What effect does substitution of K2O for Na2O in making soda-lime glass have in its properties?

Accepted Answer

increases hardness and melting point

Question 3

How many oxygen atoms are bonded to each silicon atom in SiO2?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
E) none 
A) 1 
B) 2 
C) 3 
D) 4 
E) none D

Question 4

Which of the following react with oxygen to form superoxides?

Accepted Answer

A) Ca 
B) Na 
C) K 
D) Sr 
E) Ba 
A) Ca 
B) Na 
C) K 
D) Sr 
E) Ba

Question 5

Hydrogen can combine with ________ to form a metallic hydride.

Accepted Answer

A) an element from group 5A 
B) an element from group 7A 
C) an element from group 8A 
D) an element from group 1A 
E) an element from group 6A 
A) an element from group 5A 
B) an element from group 7A 
C) an element from group 8A 
D) an element from group 1A 
E) an element from group 6A

Question 6

The primary commercial use of oxygen is ________.

Accepted Answer

A) for the treatment of respiratory distress 
B) in oxyacetylene welding 
C) as a household bleach 
D) as an oxidizing agent 
E) to charge oxygen-containing cylinders used by deep-sea divers 
A) for the treatment of respiratory distress 
B) in oxyacetylene welding 
C) as a household bleach 
D) as an oxidizing agent 
E) to charge oxygen-containing cylinders used by deep-sea divers

Question 7

What sulfur gas is used to sterilize wine?

Accepted Answer

The answer of What sulfur gas is used to sterilize...

Question 8

Which one of the following is true concerning pure hydrazine?

Accepted Answer

A) It is a weak reducing agent. 
B) It can be made by reaction of nitrogen and ammonia. 
C) It is used as a rocket fuel. 
D) It is a hydride of oxygen. 
E) It is a hydride of ammonia. 
A) It is a weak reducing agent. 
B) It can be made by reaction of nitrogen and ammonia. 
C) It is used as a rocket fuel. 
D) It is a hydride of oxygen. 
E) It is a hydride of ammonia.

Question 9

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

Accepted Answer

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

Question 10

Describe the major difference in the charge distribution in CH4 and SiH4.

Accepted Answer

Even though both C-H and Si-H bonds are

Question 11

The compound whose formula is CaC2 is ________.

Accepted Answer

A) calcium carbide 
B) carborundum 
C) carbon calcide 
D) calcium dicarbon 
E) limestone 
A) calcium carbide 
B) carborundum 
C) carbon calcide 
D) calcium dicarbon 
E) limestone

Question 12

The oxidation state of nitrogen in the NO2 molecule is ________.

Accepted Answer

A) +4 
B) +3 
C) +5 
D) +2 
E) -3 
A) +4 
B) +3 
C) +5 
D) +2 
E) -3

Question 13

How many lone pair of electrons are there in one molecule of carbon monoxide?

Accepted Answer

A) 0 
B) 1 
C) 2 
D) 3 
E) 4 
A) 0 
B) 1 
C) 2 
D) 3 
E) 4

Question 14

In oxygen compounds,a disproportionation reaction is a reaction in which oxygen is simultaneously ________.

Accepted Answer

oxidized a

Question 15

Water gas is ________.

Accepted Answer

A) H2O and H2 
B) CO2 and O2 
C) H2O and CO2 
D) H2O and CO 
E) H2 and CO 
A) H2O and H2 
B) CO2 and O2 
C) H2O and CO2 
D) H2O and CO 
E) H2 and CO

Question 16

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 17

The reduction of O2 by sodium hydride produces lye.

Accepted Answer

A) True 
 B)False

Question 18

Which of the following is a molecular hydride?

Accepted Answer

A) H2O 
B) CsH 
C) MgH2 
D) TiH2 
E) LiOH 
A) H2O 
B) CsH 
C) MgH2 
D) TiH2 
E) LiOH

Question 19

Explain why hydrofluoric acid etches glass.

Accepted Answer

Hydrofluoric acid forms a solu

Question 20

The oxidation state of silicon in SiO44- is ________.

Accepted Answer

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

Exam 22: Chemistry of the Nonmetals

How are the oxygen-containing compounds of xenon made?

What effect does substitution of K2O for Na2O in making soda-lime glass have in its properties?

How many oxygen atoms are bonded to each silicon atom in SiO2?

Which of the following react with oxygen to form superoxides?

Hydrogen can combine with ________ to form a metallic hydride.

The primary commercial use of oxygen is ________.

What sulfur gas is used to sterilize wine?

Which one of the following is true concerning pure hydrazine?

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

Describe the major difference in the charge distribution in CH4 and SiH4.

The compound whose formula is CaC2 is ________.

The oxidation state of nitrogen in the NO2 molecule is ________.

How many lone pair of electrons are there in one molecule of carbon monoxide?

In oxygen compounds,a disproportionation reaction is a reaction in which oxygen is simultaneously ________.

Water gas is ________.

The primary commercial use of nitric acid is ________.

The reduction of O2 by sodium hydride produces lye.

Which of the following is a molecular hydride?

Explain why hydrofluoric acid etches glass.

The oxidation state of silicon in SiO44- is ________.

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

What effect does substitution of K₂O for Na₂O in making soda-lime glass have in its properties?

How many oxygen atoms are bonded to each silicon atom in SiO₂?

Describe the major difference in the charge distribution in CH₄ and SiH₄.

The compound whose formula is CaC₂ is ________.

The oxidation state of nitrogen in the NO₂ molecule is ________.

The reduction of O₂ by sodium hydride produces lye.

The oxidation state of silicon in SiO₄^4- is ________.