How many Faraday of electricity are required to deposit 0.20 mole of nickel, if 0.10...

JAMB 1997

How many Faraday of electricity are required to deposit 0.20 mole of nickel, if 0.10 Faraday of electricity deposited 2.98g of nickel during electrolysis of its aqueous solution?

(Ni = 58.7, 1F = 96 500 C mol^-)

A. 0.20
B. 0.30
C. 0.40
D. 0.50

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Correct Answer: Option C

Explanation

No of mole → (2.98)/(58.7) ..............0.1

2.0 .................x
∴ x = (0.2)/(2.98) x 58.7 x 0.40

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How many Faraday of electricity are required to deposit 0.20 mole of nickel, if 0.10...

Correct Answer: Option C

Explanation

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