Q.

CH3CHO ad C6H5CHO can be distinguished using

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a

Fehling’s Test

b

Tollen’s Test

c

2, 4-DNP test

d

Lucas Test

answer is A.

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Detailed Solution

All Aldehydes give positive 2, 4 – DNP testAll Aldehydes do not respond to Lucas Test…..C6H5CHO (Aromatic aldehyde) gives positive Tollen’s test but does’nt respond to Fehling’s test.CH3CHO responds to both Tollen’s & Fehling’s Test.
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