Q47.In the following reaction : JEE Main 2022 (25 Jun Shift 1) JEE Main Previous Year Paper The compounds A and B respectively are (1) (2) (3) (4)
What This Question Tests
This question evaluates the multi-step synthesis involving the reaction of a Grignard reagent with CO2 to form a carboxylic acid, followed by a decarboxylation reaction.
Concepts Tested
📚 NCERT Sections This Tests
7.21 — Name The Reagents Used In The Following Reactions:
Chemistry Class 12 · Chapter 7
7.21 Name the reagents used in the following reactions: (i) Oxidation of a primary alcohol to carboxylic acid. (ii) Oxidation of a primary alcohol to aldehyde. (iii) Bromination of phenol to 2,4,6-tribromophenol. (iv) Benzyl alcohol to benzoic acid. (v) Dehydration of propan-2-ol to propene. (vi) Butan-2-one to butan-2-ol.
8.17 — Complete Each Synthesis By Giving Missing Starting Material, Reagent Or Products
Chemistry Class 12 · Chapter 8
8.17 Complete each synthesis by giving missing starting material, reagent or products
7.7 — Predict The Major Product Of Acid Catalysed Dehydration Of
Chemistry Class 12 · Chapter 7
7.7 Predict the major product of acid catalysed dehydration of (i) 1-methylcyclohexanol and (ii) butan-1-ol
📋 Question Details
- Chapter
- Aldehydes Ketones Carboxylic Acids
- Topic
- Reaction with Grignard Reagent and Decarboxylation
- Year
- 2022
- Shift
- 25 Jun Shift 1
- Q Number
- Q47
- Type
- MCQ
- NCERT Ref
- Class 12 Chemistry Ch 12: Aldehydes Ketones Carboxylic Acids
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