Q42.Identify A in the given reaction. JEE Main 2021 (26 Feb Shift 2) JEE Main Previous Year Paper (1) (2) (3) (4)
What This Question Tests
This question tests the ability to identify specific named organic reactions (Wurtz, Fittig, Sandmeyer, Gattermann) based on their reactants and products.
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
9.7 — Write Short Notes On The Following:
Chemistry Class 12 · Chapter 9
9.7 Write short notes on the following: (i) Carbylamine reaction (ii) Diazotisation (iii) Hofmann’s bromamide reaction (iv) Coupling reaction (v) Ammonolysis (vi) Acetylation (vii) Gabriel phthalimide synthesis.
9.9 — Give The Structures Of A, B And C In The Following Reactions:
Chemistry Class 12 · Chapter 9
9.9 Give the structures of A, B and C in the following reactions: B NaOH Br 2 C (i) CH 3 CH 2 I NaCN A Partial OHhydrolysis CuCN H 2 O/H NH 3 (ii) C 6 H 5 N 2 Cl A B C 4 B HNO 2 C (iii) CH 3 CH 2 Br KCN A LiAlH 0 C 2 2 O/H HCl B H C (iv) C6 H 5 NO 2 Fe/HCl A NaNO273 K 3 A NaOBr B NaNO 2 /HCl C (v) CH 3 COOH NH 2 B C 6 H 5 OH C (vi) C6 H 5 NO 2 Fe/HCl A HNO273K 279 Amines Reprint 2025-26
📋 Question Details
- Chapter
- Haloalkanes & Haloarenes
- Topic
- Named organic reactions
- Year
- 2021
- Shift
- 26 Feb Shift 2
- Q Number
- Q42
- Type
- MCQ
- NCERT Ref
- Class 12 Chemistry Ch 10: Haloalkanes and Haloarenes
More from this Chapter
Q79. (1) 2-bromo-6-chlorocyclohex-1-ene (2) 6-bromo-2-chlorocyclohexene (3) 3-bromo-1-chlorocyclohexene (4) 1-bromo-3-chlorocyclohexene
Q83. The alkene formed as a major product in the above elimination reaction is (1) (2) CH2 = CH2 (3) (4)
Q77.Which of the following is the correct order of decreasing SN2 reactivity? (1) RCH2X > R3CX > R2CHX (2) RCH2X > R2CHX > R3CX (3) R3CX > R2CHX > RCH2X (4) R2CHX > R3CX > RCH2X (X = a halogen )
Q53.The treatment of CH3MgX with CH3C ≡C −H produces (1) (2) CH3 −CH = CH2 (3) (4)