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Electrolysis of an oxytungsten complex i...

Electrolysis of an oxytungsten complex ion using 1.10A for 40 min produces 0.838g of tungsten. What is the charge on tungsten in the material ? (Atomic weight W= 184)

A

6

B

2

C

4

D

1

Text Solution

Verified by Experts

The correct Answer is:
A
`(W)/(M) xx n = (I xx t)/(96500), (0.838)/(184)xx n = (40 xx 60 xx 1.10)/(96500) rArr n=6`
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