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प्रश्न
How many electrons flow when a current of 5 amp is passed through a cell for 200 sec?
विकल्प
9.65 × 1021
1.60 × 1021
6.24 × 1021
3.12 × 1021
MCQ
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उत्तर
6.24 × 1021
Explanation:
Q = I x t = 5 x 200 = 1000 C
The charge of one electron is 1.602 × 10-19C
No. of electrons passed `=(1000"C")/(1.602xx 10^-19"C")=6.24xx10^21`
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Electrolytic Cells
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