Organic Compounds Containing Halogens Question 4

Question: Which chlorine atom is more electronegative in the following

[UPSEAT 2004]

Options:

A) $ CH_3-Cl $

B) $ CH_3-CH_2-Cl $

C) $ H-\underset{CH_3\ }{\overset{CH_3\ }{\mathop{\underset{|}{\overset{|}{\mathop{C}}}-Cl}}} $

D) $ CH_3-CH_2-\underset{CH_3\ }{\overset{CH_3\ }{\mathop{\underset{|}{\overset{|}{\mathop{C}}}-Cl}}} $

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Answer:

Correct Answer: D

Solution:

Due to +I effect of 3 alkyl group in option , the chlorine atom occupy the maximum charge in it so it is more electronegative.