14H^+ + (Cr2O7)^2- + 3Ni rarr 2Cr^3+ + 7...

`14H^+ + (Cr_2O_7)^2- + 3Ni rarr 2Cr^3+ + 7H_2O + 3Ni^2+` આપેલ પ્રક્રિયામાં ……….. એ રિડકશનકર્તા તરીકે વર્તે છે.

A

`H_2O`

B

Ni

C

`H^+`

D

`Cr_2O_7^2-`

Text Solution

Verified by Experts

The correct Answer is:

B

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