11th Class Punjab Board Exams Quizzes MCQs Quizzes Punjab Chemistry 11th Class Model Paper Chapter No 11 MCQs

Question:
Electrolysis is a process in which a chemical reaction takes place at the expense of:

Option A):
Heat energy
Option B):
Electrical energy
Option C):
None of these
Option D):
Chemical energy

Correct Answer is Option B):
Electrical energy