Q46.Which one of the following carbonyl compounds cannot be prepared by addition of water on an alkyne in the presence of HgSO4 and H2 SO4? JEE Main 2021 (24 Feb Shift 2) JEE Main Previous Year Paper (1) (2) (3) (4)
What This Question Tests
This question tests the understanding of the hydration reaction of alkynes (acid-catalyzed with HgSO4), specifically which carbonyl compounds can be formed and the limitations of the reaction with terminal vs. internal alkynes.
Concepts Tested
📚 NCERT Sections This Tests
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
8.4 — Write The Iupac Names Of The Following Ketones And Aldehydes. Wherever
Chemistry Class 12 · Chapter 8
8.4 Write the IUPAC names of the following ketones and aldehydes. Wherever possible, give also common names. (i) CH3CO(CH2)4CH3 (ii) CH3CH2CHBrCH2CH(CH3)CHO (iii) CH3(CH2)5CHO (iv) Ph-CH=CH-CHO CHO (v) (vi) PhCOPh
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.
📋 Question Details
- Chapter
- Hydrocarbons
- Topic
- Hydration of alkynes
- Year
- 2021
- Shift
- 24 Feb Shift 2
- Q Number
- Q46
- Type
- MCQ
- NCERT Ref
- Class 11 Chemistry Ch 13: Hydrocarbons
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