Electrolysis - Jamb Chemistry Past Questions and Answers

Question 111:

• JAMB 2020

How many valence electrons are contained in the element \(^{31}_{15}P\)?

A. 3
B. 4
C. 15
D. 31

Question 112:

• JAMB 2020

What quantity of electricity will liberate 0.125 mole of oxygen molecules during the electrolysis of dilute sodium chloride solution?

A. 24,125 C
B. 48,250 C
C. 72,375 C
D. 96,500 C