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  • Give one chemical test to distinguish between the following pairs of compounds. (i) Methylamine and dimethylamine

Give one chemical test to distinguish between the following pairs of compounds.

(i) Methylamine and dimethylamine

                   

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Carbylamine test 

This test is used to distinguish between aliphatic and aromatic primary amines on heating with chloroform \left(\mathrm{CHCl}_3\right)  and potassium hydroxide

(\mathrm{KOH})gives isocyanides or carbylamines which have foul smells. Two-degree and 3-degree amines do not show this reaction.

Here methylamine is primary and dimethylamine is a secondary amine.

first one is 1 degree and the second one is 2 degrees

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manish

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