Question 1

The oxidizing agent is ________.

Accepted Answer

A)  reduced in a redox equation 
B)  oxidized in a redox equation 
C)  reduced in an oxidation reaction 
D)  oxidized in a reduction reaction 
A)  reduced in a redox equation 
B)  oxidized in a redox equation 
C)  reduced in an oxidation reaction 
D)  oxidized in a reduction reaction

Question 2

Match each compound with its corresponding chlorine oxidation state.
-sodium hypochlorite

Accepted Answer

A) +3 
B) +5 
C) -1 
D) +1 
E) +7 
A) +3 
B) +5 
C) -1 
D) +1 
E) +7

Question 3

What is oxidation?

Accepted Answer

A)  loss of electrons 
B)  increase in oxidation number 
C)  gain of electrons 
D)  two of the above 
A)  loss of electrons 
B)  increase in oxidation number 
C)  gain of electrons 
D)  two of the above

Question 4

In which case is chlorine in its highest oxidation state?

Accepted Answer

A)  sodium hypochlorite 
B)  sodium chloride 
C)  sodium perchlorate 
D)  sodium chlorate 
A)  sodium hypochlorite 
B)  sodium chloride 
C)  sodium perchlorate 
D)  sodium chlorate

Question 5

Which atom in the compound KClO₃ has a negative oxidation state?

Accepted Answer

A)  potassium 
B)  oxygen 
C)  both potassium and chlorine 
D)  both chlorine and oxygen 
A)  potassium 
B)  oxygen 
C)  both potassium and chlorine 
D)  both chlorine and oxygen

Question 6

Match each compound with its corresponding nitrogen oxidation state.
-nitrogen monoxide

Accepted Answer

A) +3 
B) +5 
C) 0 
D) +4 
E) +2
F)-3 
A) +3 
B) +5 
C) 0 
D) +4 
E) +2
F)-3

Question 7

Which of the following is most easily oxidized?

Accepted Answer

A)  Fe 
B)  Al 
C)  Cu 
D)  Au 
A)  Fe 
B)  Al 
C)  Cu 
D)  Au

Question 8

Match each compound with its corresponding carbon oxidation.
-C?H?

Accepted Answer

A) +4 
B) -4 
C) 0 
D) +2 
E) -1 
A) +4 
B) -4 
C) 0 
D) +2 
E) -1

Question 9

Match each cation with its corresponding number of electrons.
-barium ion

Accepted Answer

A) 54 
B) 2 
C) 10 
D) 18 
A) 54 
B) 2 
C) 10 
D) 18

Question 10

Identify the equation that has the least number of electrons transferred

Accepted Answer

A)  NaClO → NaClO₂ 
B)  2 Mg + O₂ → 2 MgO 
C)  CuCl → CuCL₂ 
D)  NaClO₂ → NaClO₄ 
A)  NaClO → NaClO₂ 
B)  2 Mg + O₂ → 2 MgO 
C)  CuCl → CuCL₂ 
D)  NaClO₂ → NaClO₄

Question 11

What is electricity?

Accepted Answer

A)  flow of atoms 
B)  flow of protons 
C)  flow of neutrons 
D)  flow of electrons 
A)  flow of atoms 
B)  flow of protons 
C)  flow of neutrons 
D)  flow of electrons

Question 12

The overall charge of sodium dichromate is ________.

Accepted Answer

A)  0 
B)  +1 
C)  +2 
D)  -2 
A)  0 
B)  +1 
C)  +2 
D)  -2

Question 13

Match each cation with its corresponding number of electrons.
-magnesium ion

Accepted Answer

A) 54 
B) 2 
C) 10 
D) 18 
A) 54 
B) 2 
C) 10 
D) 18

Question 14

Which of the following reactions is a combustion reaction?

Accepted Answer

A)  NaOH + HCl → NaCl + H₂O 
B)  AgNO₃ + NaCl → AgCl + NaNO₃ 
C)  CH₄ + 2 O₂ → CO₂ + 2 H₂O 
D)  CaO + CO₂ → CaCO₃ 
A)  NaOH + HCl → NaCl + H₂O 
B)  AgNO₃ + NaCl → AgCl + NaNO₃ 
C)  CH₄ + 2 O₂ → CO₂ + 2 H₂O 
D)  CaO + CO₂ → CaCO₃

Question 15

Electricity is the flow of electrons.

Accepted Answer

A) True 
 B)False

Question 16

In which of the following is oxygen not at the -2 oxidation state?

Accepted Answer

A)  water 
B)  methanol 
C)  hydrogen peroxide 
D)  carbon dioxide 
A)  water 
B)  methanol 
C)  hydrogen peroxide 
D)  carbon dioxide

Question 17

Which of the following is true for the following reaction? Cu + ZnCL₂ → CuCL₂ + Zn

Accepted Answer

A)  Cu is oxidized. 
B)  Cu is a reducing agent. 
C)  Zn+2 is reduced. 
D)  All of the above statements are correct. 
A)  Cu is oxidized. 
B)  Cu is a reducing agent. 
C)  Zn+2 is reduced. 
D)  All of the above statements are correct.

Question 18

In S2- the sulfur anion has 16 electrons.

Accepted Answer

A) True 
 B)False

Question 19

Match each compound with its corresponding nitrogen oxidation state.
-sodium nitride

Accepted Answer

A) +3 
B) +5 
C) 0 
D) +4 
E) +2
F)-3 
A) +3 
B) +5 
C) 0 
D) +4 
E) +2
F)-3

Question 20

Identify the oxidized species in the following chemical process. Fe + Cu(NO₃)2 → Fe(NO₃)2 + Cu

Accepted Answer

A)  Fe 
B)  Cu+2 
C)  NO₃- 
D)  Cu 
A)  Fe 
B)  Cu+2 
C)  NO₃- 
D)  Cu

The oxidizing agent is ________.

Match each compound with its corresponding chlorine oxidation state. -sodium hypochlorite

What is oxidation?

In which case is chlorine in its highest oxidation state?

Which atom in the compound KClO₃ has a negative oxidation state?

Match each compound with its corresponding nitrogen oxidation state. -nitrogen monoxide

Which of the following is most easily oxidized?

Match each compound with its corresponding carbon oxidation. -C?H?

Match each cation with its corresponding number of electrons. -barium ion

Identify the equation that has the least number of electrons transferred

What is electricity?

The overall charge of sodium dichromate is ________.

Match each cation with its corresponding number of electrons. -magnesium ion

Which of the following reactions is a combustion reaction?

Electricity is the flow of electrons.

In which of the following is oxygen not at the -2 oxidation state?

Which of the following is true for the following reaction? Cu + ZnCL₂ → CuCL₂ + Zn

In S^2- the sulfur anion has 16 electrons.

Match each compound with its corresponding nitrogen oxidation state. -sodium nitride

Identify the oxidized species in the following chemical process. Fe + Cu(NO₃)2 → Fe(NO₃)2 + Cu

What Is Chemistry

The Numerical Side of Chemistry

The Evolution of Atomic Theory

The Modern Model of the Atom

Chemical Bonding and Nomenclature

The Shape of Molecules

Intermolecular Forces and the Phases of Matter

Chemical Reactions

Stoichiometry and the Mole

What If There Were No Intermolecular Forces - the Ideal Gas

Solutions

When Reactants Turn Into Products

Chemical Equilibrium

Electrolytes, Acids, and Bases

Nuclear Chemistry

The Chemistry of Carbon

Synthetic and Biological Polymers

Filters

Exam 10: Electron Transfer in Chemical Reactions

The oxidizing agent is ________.

Match each compound with its corresponding chlorine oxidation state. -sodium hypochlorite

What is oxidation?

In which case is chlorine in its highest oxidation state?

Which atom in the compound KClO₃ has a negative oxidation state?

Match each compound with its corresponding nitrogen oxidation state. -nitrogen monoxide

Which of the following is most easily oxidized?

Match each compound with its corresponding carbon oxidation. -C?H?

Match each cation with its corresponding number of electrons. -barium ion

Identify the equation that has the least number of electrons transferred

What is electricity?

The overall charge of sodium dichromate is ________.

Match each cation with its corresponding number of electrons. -magnesium ion

Which of the following reactions is a combustion reaction?

Electricity is the flow of electrons.

In which of the following is oxygen not at the -2 oxidation state?

Which of the following is true for the following reaction? Cu + ZnCL₂ → CuCL₂ + Zn

In S2- the sulfur anion has 16 electrons.

Match each compound with its corresponding nitrogen oxidation state. -sodium nitride

Identify the oxidized species in the following chemical process. Fe + Cu(NO₃)2 → Fe(NO₃)2 + Cu

What Is Chemistry

The Numerical Side of Chemistry

The Evolution of Atomic Theory

The Modern Model of the Atom

Chemical Bonding and Nomenclature

The Shape of Molecules

Intermolecular Forces and the Phases of Matter

Chemical Reactions

Stoichiometry and the Mole

What If There Were No Intermolecular Forces - the Ideal Gas

Solutions

When Reactants Turn Into Products

Chemical Equilibrium

Electrolytes, Acids, and Bases

Nuclear Chemistry

The Chemistry of Carbon

Synthetic and Biological Polymers

Filters

In S^2- the sulfur anion has 16 electrons.