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Question
Chemistry
Which of the following decreasing order of acidstrength of(i) Methanoic acid (ii) Ethanoic acid(ii) Propanoic acid (iv) Butanoic acidis correct ?
Q. Which of the following decreasing order of acidstrength of(i) Methanoic acid (ii) Ethanoic acid(ii) Propanoic acid (iv) Butanoic acidis correct ?
2167
233
AIPMT
AIPMT 1988
Aldehydes Ketones and Carboxylic Acids
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A
(i) > (ii) > (iii) > (iv)
77%
B
(iv) > (iii) > (ii) > (i)
21%
C
(i) > (iv) > (iii) > (ii)
1%
D
(iv) > (i) > (ii) > (iii).
1%
Solution:
With increase in the + 1 effect of alkyl group acidic nature decreases