SATHEE: P-Block Elements Ques 112

P-Block Elements Ques 112

Question: Mark the element which displaces three halogens from their compounds

[MP PMT 1980, 82; BHU 1984; NCERT 1987]

Options:

A) $F$

B) $C l$

C) $B r$

D) $I$

Show Answer

Answer:

Correct Answer: A

Solution:

$F_{2} + 2 C l^{-} \to C l_{2} + 2 F^{-}$ $F_{2} + 2 B r^{-} \to B r_{2} + 2 F^{-}$ $F_{2} + 2 I^{-} \to I_{2} + 2 F^{-}$

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