Aldehydes Ketones and Carboxylic AcidshardMCQ SINGLE⭐ Must-Do

Brady's reagent is used as a universal qualitative laboratory test for the presence of the carbonyl Aldehydes Ketones and Carboxylic Acids Chemistry Question

Question

Brady's reagent is used as a universal qualitative laboratory test for the presence of the carbonyl group. What is its standard chemical name?

Answer: A

💡 Solution & Explanation

2,4-DNP (Brady's reagent) reacts strictly with aldehydes and ketones via addition-elimination to form distinct yellow, orange, or red crystalline 2,4-DNP hydrazone precipitates.

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