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JEE PYQ: Aldehydes And Ketones Question 9

Question 9 - 2021 (26 Feb Shift 2)

2,4-DNP test can be used to identify:

(1). (aldehyde)

(2). (halogens)

(3). (ether)

(4). (amine)

Show Answer

Answer: (1)

Solution

2,4-DNP reacts with aldehydes and ketones to form coloured precipitates (hydrazones). Used to detect the carbonyl group.


Learning Progress: Step 9 of 49 in this series