When a current of 3A is passed through a...

When a current of 3A is passed through an aqueous solution of a palladium salt, the mass of Pd metal deposited in 1 hour is 2.98 g. If the metal's atomic mass is 106.4, the valency of palladium is _________.

A

5

B

4

C

3

D

2

Text Solution

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The correct Answer is:

B

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