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The number of electrons lost in the foll...

The number of electrons lost in the following change is
`Fe+H_(2)OrarrFe_(3)O_(4)+H_(2)`

A

`2`

B

`4`

C

`6`

D

`8`

Text Solution

Verified by Experts

The correct Answer is:
D
`{:(3overset(0)Fe+8e^(-)rarr(Fe^(8//3^(+)))_(3)),(2H^(o+)rarroverset(0)H_(2)+2e^(-)"]"xx4), (ulbar(3Fe+4H_(2)OrarrFe_(3)O_(4)+4H_(2)O)):}`
Total number of electrons lost or gained is `8`.
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