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Amines

JEE Main 2026 (Online) 2nd April Morning ShiftMCQMedium📈 Topic in 46% papers+4−1
Ques. 1JEE Main 2026, 2 April (Morning Shift)

For the given molecule, "x", the preferred site for the attack of the electrophile is : [figure]

  1. Predominantly at "r"
  2. "r" and "u"
  3. "p" and "s"
  4. Predominantly at "u"

Answer

(4) Predominantly at "u"

Solution

x is benzanilide, C6H5CO-NH-C6H5.

Ring bearing p and r (benzoyl ring): attached to C=O, an electron-withdrawing group ⇒ this ring is deactivated (and C=O is meta directing), so p and r are not preferred.

Ring bearing s and u (anilide ring): attached to N, whose lone pair is donated into the ring by resonance ⇒ this ring is activated and ortho/para directing.

(The lone pair is also shared with C=O, so activation is moderate — just as in acetanilide.)

s is ortho and u is para to –NHCOPh. ∵ –NHCOPh is a bulky group, attack at the ortho position s is sterically hindered.

As per NCERT, acetanilide on bromination gives p-bromoacetanilide as the major product; in the same way here

∴ the electrophile attacks predominantly at the para position u.

Answer: (4)

Keep practising — Amines

Ques. 2JEE Main 2026, 2 April (Morning Shift)

Consider the three aromatic molecules (P, Q and R) whose structures have been given below : [figure] The correct order regarding the reactivity of these compounds with Ph- N N Cl under optimum but slightly acidic medium is :

  1. P > Q > R
  2. R > P > Q
  3. R > Q > P
  4. P > R > Q
Ques. 3JEE Main 2026, 2 April (Evening Shift)

Identify compounds A and E in the following reaction sequence. [figure]

  1. A = [figure] E = [figure]
  2. A = [figure] E = [figure]
  3. A = [figure] E = [figure]
  4. A = [figure] E = [figure]
Ques. 4JEE Main 2026, 2 April (Evening Shift)

Consider the following reactions sequence [figure] When the product (P) is subjected to Carius analysis using AgNO3, 1.0 g of the product (P) will produce g of the precipitate of AgBr. (Nearest Integer) (Given : molar mass in g mol-1 C : 12, H : 1, O : 16, N : 14, Br : 80, Ag : 108)

Ques. 5JEE Main 2026, 28 January (Morning Shift)

Consider the following reactions giving major product. Identify the correct reaction.

  1. [figure]
  2. [figure]
  3. [figure]
  4. H3CCH2- O \|C-NH2 + Br2 + 4 KOH (alc) H3CCH2NH2 + 2KBr + K2CO3 + 2H2O
Ques. 6JEE Main 2026, 28 January (Evening Shift)

A student performed analysis of an aliphatic organic compound 'X' which on analysis gave C = 61.01%, H = 15.25%, N = 23.74%. This compound, on treatment with HNO2/H2O, produced another compound 'Y' which did not contain any nitrogen atom. However, the compound 'Y' upon controlled oxidation produced another compound 'Z' that responded to iodoform test. The structure of 'X' is :

  1. CH3-CH2CH(NH2)-CH3
  2. CH3CH2CH2NH2
  3. Ph-CH(CH3)-NH2
  4. [figure]
Ques. 7JEE Main 2026, 28 January (Evening Shift)

Total number of alkali-insoluble solid sulphonamides obtained by reaction of given amines with Hinsberg's reagent is . Aniline, N-Methylaniline, Methanamine, N,N-Dimethylmethanamine, N-Methylmethanamine, Phenylmethanamine, N-Propylaniline, N-Phenylaniline, N,N-Dimethylaniline, Allylamine, Isopropylamine

  1. 8
  2. 5
  3. 2
  4. 4
Ques. 8JEE Main 2026, 24 January (Morning Shift)

The correct stability order of the following diazonium salts is [figure]

  1. C > D > B > A
  2. A > C > D > B
  3. A > B > C > D
  4. C > A > D > B
Ques. 9JEE Main 2026, 24 January (Evening Shift)

Given below are two statements : In the light of the above statements, choose the correct answer from the options given below

  1. Both Statement I and Statement II are false
  2. Statement I is false but Statement II is true
  3. Statement I is true but Statement II is false
  4. Both Statement I and Statement II are true
Ques. 10JEE Main 2026, 23 January (Morning Shift)

Consider the following sequence of reactions. [figure] Assuming that the reaction proceeds to completion, then 137 mg of 4-nitrotoluene will produce mg of B. (Given molar mass in g mol-1 H : 1, C : 12, N : 14, O : 16, Br : 80)

  1. 208
  2. 228
  3. 146
  4. 301
Ques. 11JEE Main 2026, 23 January (Morning Shift)

Compound 'P' undergoes the following sequence of reactions : [figure] 'P' is :

  1. [figure]
  2. [figure]
  3. [figure]
  4. [figure]

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