2022 · Paper 1

Complete GATE CY 2022 Paper 1 overview, original pages and practice · Timed previous-paper practice

Questions 25–27 of 65. Imported answers require review unless explicitly marked reviewed.

Question 25

Open question

CYMCQ1 markNeeds review

The temperature dependence of the rate constant for a second-order chemical reaction obeys the Arrhenius equation. The SI unit of the ‘pre-exponential factor’ is

Your answerChoose one option.

A.

s



B.

m



mol



s



C.

mol m



s



D.

(m



mol



)



s



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Question 26

Open question

CYMSQ1 markNeeds review

The CORRECT reagent(s) for the given reaction is(are)



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

A.

H



O



, NaOH

B.



C.

DIBAL-H, then mCPBA

D.

SO



·pyridine, Me



SO

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Question 27

Open question

CYMSQ1 markNeeds review

The CORRECT statement(s) about the



H NMR spectra of compounds P and Q is(are)



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

A.

P shows a sharp singlet at



ppm (for H



and H



)

B.

Q shows a sharp singlet at



ppm (for H



and H



)

C.

P shows an AB-quartet centered at



ppm (for H



and H



)

D.

Q shows an AB-quartet centered at



ppm (for H



and H



)

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