Q. During the electrolysis of molten sodium chloride, the time required to produce 0.10 mol of chlorine gas using a current of 3 amperes is
A) 55 minutes
B) 110 minutes
C) 220 minutes
D) 330 minutes
Explanation
[Solution] 0.10 mol $Cl_2$ needs 0.20 F = 19300 C; t = 19300/3 = 6433 s ≈ 107 min ≈ 110 min. Answer (2).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.