Q42.The major product [R] in the following sequence of reaction is : (1) (2) (3) (4)
What This Question Tests
This multi-step reaction sequence requires knowledge of Grignard addition to ketones and subsequent acid-catalyzed dehydration of the resulting tertiary alcohol to form the most stable (Zaitsev) alkene.
Concepts Tested
📚 NCERT Sections This Tests
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
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
7.20 — How Are The Following Conversions Carried Out?
Chemistry Class 12 · Chapter 7
7.20 How are the following conversions carried out? (i) Propene ® Propan-2-ol. (ii) Benzyl chloride ® Benzyl alcohol. (iii) Ethyl magnesium chloride ® Propan-1-ol. (iv) Methyl magnesium bromide ® 2-Methylpropan-2-ol.
📋 Question Details
- Chapter
- Alcohols Phenols Ethers
- Topic
- Reactions of Grignard reagents and dehydration of alcohols
- Year
- 2020
- Shift
- 04 Sep Shift 2
- Q Number
- Q42
- Type
- MCQ
- NCERT Ref
- Class 12 Chemistry Ch 11: Alcohols, Phenols and Ethers
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