Q45.The major product formed in the Friedel-Craft acylation of chlorobenzene is (1) (2) (3) (4) Q46. ‘ A’ formed in the above reaction is (1) (2) (3) (4)
What This Question Tests
This question evaluates the understanding of Friedel-Crafts acylation on a substituted benzene ring, specifically the directing effects of the chlorine atom and steric hindrance.
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
9.8 — Accomplish The Following Conversions:
Chemistry Class 12 · Chapter 9
9.8 Accomplish the following conversions: (i) Nitrobenzene to benzoic acid (ii) Benzene to m-bromophenol (iii) Benzoic acid to aniline (iv) Aniline to 2,4,6-tribromofluorobenzene (v) Benzyl chloride to 2-phenylethanamine (vi) Chlorobenzene to p-chloroaniline (vii) Aniline to p-bromoaniline (viii) Benzamide to toluene (ix) Aniline to benzyl alcohol.
7.16 — Explain How Does The –Oh Group Attached To A Carbon Of Benzene Ring
Chemistry Class 12 · Chapter 7
7.16 Explain how does the –OH group attached to a carbon of benzene ring activate it towards electrophilic substitution?
📋 Question Details
- Chapter
- Aldehydes Ketones Carboxylic Acids
- Topic
- Friedel-Crafts acylation
- Year
- 2023
- Shift
- 15 Apr Shift 1
- Q Number
- Q45
- Type
- MCQ
- NCERT Ref
- Class 12 Chemistry Ch 13: Aldehydes Ketones Carboxylic Acids
More from this Chapter
Q80.The increasing order of the rate of HCN addition to compounds A −D is (A) HCHO (B) CH3COCH3 (C) PhCOCH3 (D) PhCOPh (1) A < B < C < D (2) D < B < C < A (3) D < C < B < A (4) C < D < B < A
Q78. In the following sequence of reactions, the compound ' D ' is (1) butanal (2) n−butyl alcohol (3) n−propyl alcohol (4) propanal
Q57.In Cannizzaro reaction qiven below (1) the attack of : OH at the carboxyl group (2) the transfer of hydride to the carbonyl group (3) the abstraction of proton from the carboxylic (4) the deprotonation of PhCH2OH group JEE Main 2009 JEE Main Previous Year Paper
Q58.A liquid was mixed with ethanol and a drop of concentrated H2SO4 was added. A compound with a fruity smell was formed. The liquid was: (1) CH3OH (2) HCHO (3) CH3COCH3 (4) CH3COOH