Chemistry
2025 · Paper 1
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE CY 2025 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 31–33 of 65. Imported answers require review unless explicitly marked reviewed.
Question 31
Open questionCYNAT1 markNeeds review
The total number of hyperfine lines expected in the EPR spectrum of •CH
OH (radical) is ______ (in integer).
[Note: Consider all hydrogen atoms for calculation]Log in to check the answer
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Open questionCYNAT1 markNeeds review
Partial hydrolysis of a pentapeptide yields all possible tripeptides and dipeptides. The dipeptides that are obtained upon hydrolysis are given below.
Val-Ala, Gln-His, Phe-Val and Ala-Gln
The total number of tripeptides obtained that contain ‘Ala’ as one of the amino acids is____ (in integer).
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Open questionCYNAT1 markNeeds review
The specific rotation of enantiomerically pure (S)-2-butanol is +14°. The specific rotation of enantiomeric mixture of 2-butanol obtained from an asymmetric reduction of 2-butanone is found to be +7°. The percentage of (R)-2-butanol present in the reaction mixture is ______ (in integer).
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