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19/02/2022 11:37 am
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Arrange the following in decreasing order of reactivity towards EAS (electrophilic aromatic substitution)
(a) a > b > c
(b) c > b > a
(c) a > c > b
(d) c > a > b
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19/02/2022 11:39 am
Correct answer: (a) a > b > c
Explanation:
-CH3 > -CD3 > - CT3
Order of hyperconjugation on the basis of bond energy. Strong bond means less hyperconjugation.