C - Cl bond is stronger than C - I bond, because [MHTCET 2005]

MHT CET Chemistry question

bond is stronger than bond, because [MHTCET 2005]

(A) bond is more ionic than Correct
(B) bond is polar covalent bond
(C) bond is more covalent than
(D) bond length is longer than

Answer: (A)

Solution

Chlorine is smaller and more electronegative than iodine, so the C-Cl bond has greater ionic character (and better overlap) and is stronger; (c) is the reverse of

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Question ID VK-071584