Published by:
CGP EDU Academic Team
Published on: August 14, 2026
How long would it take to deposit 50 g of Al from an electrolytic cell containing 
using a current of 105 ampere?
Text Solution
Verified by ExpertsThe correct answer is:
B
Charge 
Current × time
Charge on 1 mol of electron 
For reaction: 
Number of electrons 
Thus, charge on 3 mol will be 
.
Also, 
is required to deposit 1 mol or 27 g of Al
Charge required for 50 g of Al will be
t(in h 
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