jee_main_2026_21_jan_morning - Amines Topics

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QUESTION #60 Preparation of Amines
An organic compound (P) on treatment with aqueous ammonia under hot condition forms compound (Q) which on heating with Br_2 and KOH forms compound (R) having molecular formula C_9H_7N. Names of P, Q and R respectively are.
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QUESTION #74 Electrophilic Substitution Reactions
Consider the following reaction sequence Benzene xrightarrowtextconc. HNO_3 + textconc. H_2SO_4, 333text K textP xrightarrow1.text Sn/HCl/Delta quad 2.text pH neutralised textQ xrightarrow(mathrmCH_3mathrmCO)_2mathrmO textR xrightarrow1.text conc. HNO_3 + text conc. H_2SO_4 quad 2.text pH neutralised (major product) textS xrightarrowmathrmHCl / mathrmEtOH / Delta textT The percentage of nitrogen in product ‘T’ formed is ____%. (Nearest integer) (Given molar mass in mathrmg\ mol^-1 H:1, C:12, N:14, O:16)
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JEE Physics: Waves (+15.5%) | Electrostatics: Concentric Shells (-29.7%) | Modern Physics: Photoelectric Clones (+34.2%) | Mathematics: Definite Integrals (+18.1%) | Chemistry: Coordination Splitting (-11.4%) | JEE Physics: Waves (+15.5%) | Electrostatics: Concentric Shells (-29.7%) | Modern Physics: Photoelectric Clones (+34.2%) | Mathematics: Definite Integrals (+18.1%) | Chemistry: Coordination Splitting (-11.4%)
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