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- Help me answer: - Organic Compounds containing Oxygen - JEE Main
Consider the acidity of the carboxylic acids:
(i)
(ii)
(iii)
(iv)
Which of the following order is correct?
- Option 1)
i > ii > iii > iv
- Option 2)
ii > iv > iii > i
- Option 3)
ii > iv > i > iii
- Option 4)
ii > iii > iv > i.
Answers (1)
As we learnt in
Effects of substituents on acidity of phenols -
1. Electron withdrawing group like
2. Electron donating group like
- wherein
1. Increase the acidic strength of phenol.
2. Decrease the acidic strength of phenol.
group increases the acid strength by showing electron withdrawing effects. O-nitro benzoate ion is stablilised by intramolecular
Hence, ii>iii>iv>i
Option 1)
i > ii > iii > iv
This option is incorrect
Option 2)
ii > iv > iii > i
This option is incorrect
Option 3)
ii > iv > i > iii
This option is incorrect
Option 4)
ii > iii > iv > i.
This option is correct
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