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Which one of the following halogens form...

Which one of the following halogens forms only one oxo acid ?

A

`Br_2`

B

`Cl_2`

C

`F_2`

D

`l_2`

Text Solution

Verified by Experts

The correct Answer is:
C
`F_2` is forms only one oxo acid , HOF (or HFO), which is prepared by passing `F_2` over ice at `-40^(@)C`.
`F_2+H_2Ooverset(-40^@C)toHOF+HF`
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