GATE CY 2024 Paper 1 — page 18

Questions 52–54 of 65. Imported answers require review unless explicitly marked reviewed.

The correct statement(s) regarding P, Q, R, and S is (are):

Your answerSelect all correct options. You can choose more than one.

P reacts faster than Q with PhSNa in DMF as a solvent.

Q reacts faster than P with NaN₃ in DMF as a solvent.

R reacts faster than S when treated with TsCl/Et₃N in DCM as a solvent.

R gets oxidized faster than S when reacted with CrO₃ in DCM as a solvent.

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Consider the following reaction sequence. The correct option(s) is (are)

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M =

Diagram for Chemistry question 53 (figure 2)

N = Na-Hg/MeOH

X = LDA; O =

Diagram for Chemistry question 53 (figure 3)

L = acrolein; O =

Diagram for Chemistry question 53 (figure 4)

X = LiAlH₄; L = (vinylsulfonyl)benzene

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Consider the following reaction sequence where M and N are the major products. The correct option(s) is (are)

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M = [cyclobutane structure with H substituents shown as solid wedges, terminal double bonds at the two upper ring carbons, and EtO₂C substituents shown at the lower positions]

Diagram for Chemistry question 54 (figure 2)

M = [cyclobutane structure with two H substituents at each side, and EtO₂C substituents shown at the lower positions]

Diagram for Chemistry question 54 (figure 3)

N = [cyclooctatetraene-like ring with two EtO₂C substituents at the lower positions]

Diagram for Chemistry question 54 (figure 4)

N = [cyclobutane structure fused to two vinyl groups, with EtO₂C substituents at the lower positions]

Diagram for Chemistry question 54 (figure 5)

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2024 · Paper 1

Question 52

Question 53

Question 54