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A current of 2.0A passed for 5 hours thr...

A current of 2.0A passed for 5 hours through a molten metal salt deposits 22.2 g of metal (At. Wt. =177). The oxidation state of the metal in the metal salt is

A

1

B

2

C

3

D

4

Text Solution

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(B) Weight of Ag required
`8xx5xx10^-3xx1.05( wt. = Vxxd)` =0.42g
`w =(E."i"."t")/(96500) " ":. 0.42 = (108xx3xxt)/(96500)`
`:.t=125`sec
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