Q45.But-2-ene on reaction with alkaline KMnO4 at elevated temperature followed by acidification will give: (1) (2) 2 molecules of (3) (4) 2 Molecules of One molecular of and one molecular of
What This Question Tests
This question tests the knowledge of reaction products when an alkene (But-2-ene) is subjected to strong oxidative cleavage by alkaline KMnO₄ at elevated temperatures, leading to carboxylic acids.
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.
7.17 — Give Equations Of The Following Reactions:
Chemistry Class 12 · Chapter 7
7.17 Give equations of the following reactions: (i) Oxidation of propan-1-ol with alkaline KMnO4 solution. (ii) Bromine in CS2 with phenol. (iii) Dilute HNO3 with phenol. (iv) Treating phenol wih chloroform in presence of aqueous NaOH.
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
- Oxidation of alkenes
- Year
- 2019
- Shift
- 12 Apr Shift 1
- Q Number
- Q45
- Type
- MCQ
- NCERT Ref
- Class 11 Chemistry Ch 13: Hydrocarbons OR Class 12 Chemistry Ch 12: Aldehydes, Ketones and Carboxylic Acids
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