Question 1

Identify the compound that is formed by volcanos and is a coal pollutant.

Accepted Answer

A)  SO2 
B)  H2SO3 
C)  H2SO4 
D)  S4 
E)  H2S 
A)  SO2 
B)  H2SO3 
C)  H2SO4 
D)  S4 
E)  H2S

Question 2

Determine the oxidation state of sulfur in SO2.

Accepted Answer

A)  +3 
B)  +6 
C)  +2 
D)  +4 
E)  0 
A)  +3 
B)  +6 
C)  +2 
D)  +4 
E)  0

Question 3

Determine the formula for an aluminosilicate where one third of the silicons are replaced by an aluminum atom.The charge is balanced by potassium ions.

Accepted Answer

A)  K2(AlO2)(SiO2)2 
B)  K(AlO2)(SiO2) 
C)  K(AlO2)2(SiO2)2 
D)  K(AlO2)(SiO2)2 
E)  K2(AlO2)2(SiO2)2 
A)  K2(AlO2)(SiO2)2 
B)  K(AlO2)(SiO2) 
C)  K(AlO2)2(SiO2)2 
D)  K(AlO2)(SiO2)2 
E)  K2(AlO2)2(SiO2)2

Question 4

Which of the following statements is TRUE?

Accepted Answer

A)  Each boron nitride unit contains six valence electrons. 
B)  Carbon nanotubes and boron nitride nanotubes are not similar. 
C)  Boron nitride contains BN units that are isoelectric with carbon. 
D)  Boron nitrides conduct an electrical current. 
E)  The size and electronegativity of a carbon atom are not close to the average of those properties for a boron atom and a nitrogen atom. 
A)  Each boron nitride unit contains six valence electrons. 
B)  Carbon nanotubes and boron nitride nanotubes are not similar. 
C)  Boron nitride contains BN units that are isoelectric with carbon. 
D)  Boron nitrides conduct an electrical current. 
E)  The size and electronegativity of a carbon atom are not close to the average of those properties for a boron atom and a nitrogen atom.

Question 5

Refer to the table below.Predict the silicate structure for ZnBa2(Si2O7). Table 23.2 Types of Silicate Structures

Accepted Answer

A)  orthosilicate 
B)  pyrosilicate 
C)  pyroxene 
D)  amphibole 
E)  phyllosilicate 
A)  orthosilicate 
B)  pyrosilicate 
C)  pyroxene 
D)  amphibole 
E)  phyllosilicate

Question 6

What is the oxidation number of oxygen in H2O2?

Accepted Answer

A)  -4 
B)  +2 
C)  -3 
D)  -1 
E)  +1 
A)  -4 
B)  +2 
C)  -3 
D)  -1 
E)  +1

Identify the compound that is formed by volcanos and is a coal pollutant.

Determine the oxidation state of sulfur in SO₂.

Determine the formula for an aluminosilicate where one third of the silicons are replaced by an aluminum atom.The charge is balanced by potassium ions.

Which of the following statements is TRUE?

Refer to the table below.Predict the silicate structure for ZnBa₂(Si₂O₇). Table 23.2 Types of Silicate Structures

What is the oxidation number of oxygen in H₂O₂?

Matter, measurement, and Problem Solving

Atoms and Elements

Molecules,compounds,and Chemical Equations

Chemical Quantities and Aqueous Reactions

Gases

Thermochemistry

The Quantum-Mechanical Model of the Atom

Periodic Properties of the Elements

Chemical Bonding I: Lewis Theory

Chemical Bonding Ii: Molecular Shapes,valence Bond Theory,

Liquids,solids,and Intermolecular Forces

Solids and Modern Materials

Solutions

Chemical Kinetics

Chemical Equilibrium

Acids and Bases

Aqueous Ionic Equilibrium

Free Energy and Thermodynamics

Electrochemistry

Radioactivity and Nuclear Chemistry

Organic Chemistry

Biochemistry

Metals and Metallurgy

Transition Metals and Coordination Compounds

Filters

Exam 23: Chemistry of the Nonmetals

Identify the compound that is formed by volcanos and is a coal pollutant.

Determine the oxidation state of sulfur in SO2.

Determine the formula for an aluminosilicate where one third of the silicons are replaced by an aluminum atom.The charge is balanced by potassium ions.

Which of the following statements is TRUE?

Refer to the table below.Predict the silicate structure for ZnBa2(Si2O7). Table 23.2 Types of Silicate Structures

What is the oxidation number of oxygen in H2O2?

Matter, measurement, and Problem Solving

Atoms and Elements

Molecules,compounds,and Chemical Equations

Chemical Quantities and Aqueous Reactions

Gases

Thermochemistry

The Quantum-Mechanical Model of the Atom

Periodic Properties of the Elements

Chemical Bonding I: Lewis Theory

Chemical Bonding Ii: Molecular Shapes,valence Bond Theory,

Liquids,solids,and Intermolecular Forces

Solids and Modern Materials

Solutions

Chemical Kinetics

Chemical Equilibrium

Acids and Bases

Aqueous Ionic Equilibrium

Free Energy and Thermodynamics

Electrochemistry

Radioactivity and Nuclear Chemistry

Organic Chemistry

Biochemistry

Metals and Metallurgy

Transition Metals and Coordination Compounds

Filters

Determine the oxidation state of sulfur in SO₂.

Refer to the table below.Predict the silicate structure for ZnBa₂(Si₂O₇). Table 23.2 Types of Silicate Structures

What is the oxidation number of oxygen in H₂O₂?