Q.

965 amp current is passed through molten metal chloride for one minute and 40 seconds during electrolysis. The mass of metal deposited is 9 gm at the cathode. The valency of metal atom (at.wt = 27) is

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answer is 2.

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Detailed Solution

1 min 40 =100 sec
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Get ₹ 1 crore* worth scholarship for JEE / NEET / Foundation
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