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How many electrons are involved in the f...

How many electrons are involved in the following redox reaction?
`Cr_2O_7^(2-) + Fe^(2+) + C_2O_4^(2-) to Cr^(3+) + Fe^(3+) + CO_2` (acidic medium)

A

3

B

4

C

6

D

5

Text Solution

Verified by Experts

The correct Answer is:
C
The balanced reaction is: ` 14 H^(+) + Cr_2 O_(7)^(2-) + 2Fe^(2+) + 2 C_2 O_(4)^(2-) to 2Cr^(3+) + 2Fe^(3+) + 4 CO_2 + 7 H_2O`
Total `6e^(-)` are involved in given redox reaction.
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