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Flurorine is prepared by...

Flurorine is prepared by

A

Oxidation of `HF`

B

Electrolysis of `KF`

C

Electrolysis of fused `KHF_(2)`

D

Decomposition of `HgF_(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
`KHF_(2)rarrKF+HF`
`KFrarrK^(+)+F^(-)`
At cathode: `K^(+)+e^(-)rarrK`
`2K+2HFrarr2KF+H_(2)`
At anode:`F^(-)rarrF+e^(-)`
`F+FrarrF_(2)`
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