Question 1

The oxidation number of the hydrogen atom in InH3 is _____.

Accepted Answer

A)   +2
B)   -2
C)   -1
D)   0
E)   -3Refer to the reaction below for 33-34.Given:2RbOH + H2SO4  →\rightarrow→  Rb2SO4 + 2H2O

Question 2

Describe button batteries.

Accepted Answer

A common type of battery, especially wit...

Question 3

The coefficient of F− after balancing the equation is _____.

Accepted Answer

A)   1
B)   2
C)   5
D)   3
E)   4Refer to the reaction below for 59-62.Given:Cr2O72− + Fe → Cr3+ + Fe3+

Question 4

What is the E of a voltaic cell based on this reaction? MnO4− + 6H+ + H2 → Mn2+ + 4H2O

Accepted Answer

A)   -1.10 V
B)   +1.10 V
C)   +1.51 V
D)   +3.68 V
E)   +1.23 V

Exam 14: Oxidation and Reduction

The coefficient of F⁻ after balancing the equation is _____.