Arrange following carbocation in the decreasing order of stability (i) C H 3 - C + H - C H 3 (ii) C H 3 - C + H - O - C H 3 (iii) C H 3 - C + H - C O - C H 3

Question

Arrange following carbocation in the decreasing order of stability (i) C H 3 - C + H - C H 3 (ii) C H 3 - C + H - O - C H 3 (iii) C H 3 - C + H - C O - C H 3, ( i i i ) > ( i i ) > ( i ), ( i ) > ( i i ) > ( i i i ), ( i i ) > ( i ) > ( i i i ), ( i ) ( i i ) ( i i i )

MARKS App · Accepted Answer

Carbocation are stabilised by back bonding and electron donating groups (EDG) while destabilised by electrons withdrawing groups (EWG). C H 3 - C + H - O - C H 3 (back bonding) > C H 3 - C + H - C H 3 (EDG) > C H 3 - C + H - C O - C H 3 (EWG)

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