JEE CHEMISTRY MCQ: P-BLOCK ELEMENTS

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Analyzing +4 | -1

Which reaction is not valid?

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Correct option: B

HF\mathrm{ } + \mathrm{ }C{l_2} \to {F_2} + \mathrm{ }HCl

Option B (

HF\mathrm{ } + \mathrm{ }C{l_2} \to {F_2} + \mathrm{ }HCl

) is not valid because fluorine is more electronegative than chlorine and can displace it, but chlorine cannot displace fluorine.

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