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Grade upto college level Physical Chemistry

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.

aditya kashyap

12 Years agoGrade upto college level

1 Answer

Gaurav

11 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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