When 48250 C of electricity is passed through an aqueous solution of `NiI_(2)` (at.mass of Ni = 58.8) , the weight of nickel metal deposited be
When 48250 C of electricity is passed through an aqueous solution of `NiI_(2)` (at.mass of Ni = 58.8) , the weight of nickel metal deposited be
A. 7.3 gm
B. 14.7 gm
C. 22.0 gm
D. 29.4 gm
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Correct Answer - B
96500 C will deposit 1 gm equivalent i.e. `(58.8)/(2) [("At. Mass")/("valency")]` g of Nickel
`therefore` 48250 C will deposits `= (48250)/(96500) xx (58.8)/(2) = 14.7` g
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