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Calculate the number of electrons lost i...

Calculate the number of electrons lost in the following change : `Fe + H_(2)O rarr Fe_(3)O_(4)+H_2`

Text Solution

Verified by Experts

The correct Answer is:
8
`3Fe^(0)+8erarr(Fe^(+3///2))`
`([(H^(+))_(2)rarr(H^(0))_(2)+2e]xx4)/(3Fe+4H_(2)OrarrFe_(3)O_(4)+4H_2)`
`:.` Lost electron = 8
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