1.

Which of the following reactions does not take place during rusting ?

Answer»

`H_(2)CO_(3) hArr 2H^(+) + CO_(3)^(2-)`
`4Fe^(2+) + O_(2"(dry)") to Fe_(2)O_(3)`
`4Fe^(2+) + O_(2) + 4H_(2)O to 2Fe_(2)O_(3) + 8H^(+)`
`Fe_(2)O_(3)+xH_(2)O to Fe_(2)O_(3) . xH_(2)O`

Solution :`Fe^(2+)` ion does not react with dry OXYGEN.


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