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JEE Main Chemistry Class 12 Aldehydes Ketones and Carboxylic Acids Part 2 Questions
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Question : 68
Total: 100
2,4 -DNP test can be used to identify
[26 Feb 2021 Shift 2]
amine
aldehyde
ether
halogens
Validate
Solution:
2,4 - DNP test is used to detect the presence of carbonyl group (aldehyde or ketone) in organic compound. The test is carried out with 2, 4- dinitro phenyl hydrazine or 2, 4-DNP (Brady's reagent) to give a reddish orange precipitate.
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