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When I(2) is passed through KCl, KF,KBr ...

When `I_(2)` is passed through `KCl, KF,KBr :`

A

`Cl_(2)` and `Br_(2)` are evolved

B

`Cl_(2)` is evolved

C

`Cl_(2),F_(2)` and `Br_(2)` are evolved

D

None of these

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