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Which halogen oxidises water to liberate...

Which halogen oxidises water to liberate oxygen exothermally?

A

`F_2`

B

`Cl_2`

C

`Br_2`

D

`I_2`

Text Solution

Verified by Experts

The correct Answer is:
A
`2H_2O + 2F_2 to 4HF +O_2, 3H_2O + 3F_2 to 6HF + O_3`
`F_2` react with water to form `O_2` and reaction is exothermic
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