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+1 vote
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Which one of the following pairs gives effervescence with aq.NaHCO3

I. CH3COCI
II. CH3COCH3
III. CH3COOCH3
IV. CH3COOCOCH3

(a) I and II
(b) I and IV
(c) II and III

(d) I and III

1 Answer

+1 vote
by (54.6k points)
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Best answer

(b) I and IV

Both CH3COCl and CH3COOCOCH3 react with water to produce acids and hence give effervescence with NaHCO3.

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