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Which halogen oxidises water to liberate...

Which halogen oxidises water to liberate oxygen exothermally ?

A

Fluroine

B

Chlorine can displace iodine from `KIO_(3)`

C

Bromine

D

Iodine

Text Solution

Verified by Experts

The correct Answer is:
A
Fluorine reacts vigorously with water giving vigorously with water `O_(2)` and `O_(3)`
`2H_(2)O + 2F_(2) rarr 4HF + O_(2), 3H_(2)O + 3F_(2) rarr 4HF + O_(3)`
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