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Give chemical tests to distinguish between the following pairs of compounds. (i) Phenol and benzoic acid (ii) Acetaldehyde and Acetone (iii) Pentan-2-one and Pentan-3-one.

Give chemical tests to distinguish between the following pairs of compounds. (i) Phenol and benzoic acid (ii) Acetaldehyde and Acetone (iii) Pentan-2-one and Pentan-3-one.

Grade:upto college level

1 Answers

Gaurav
askIITians Faculty 164 Points
7 years ago
Hello Student

i. Propanalandpropanonecan be distinguished by Tollen’stest
Propanalis analdehyde. Thus, it reducesTollen’sreagent. But,propanonebeing aketonedoes not reduceTollen’sreagent.

ii.Acetaldehyde and Acetone :
Acetaldehydeis analdehyde. Thus, it reducesTollen’sreagent. But,Acetonebeing aketonedoes not reduceTollen’sreagent.

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