JEE Main 2021 — Hydrogen Question with Solution
From: JEE Main 2021 (Online) 26th August Evening Shift
Question
Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A) : Heavy water is used for the study of reaction mechanism.
Reason (R) : The rate of reaction for the cleavage of O - H bond is slower than that of O - D bond.
Choose the most appropriate answer from the options given below :
Assertion (A) : Heavy water is used for the study of reaction mechanism.
Reason (R) : The rate of reaction for the cleavage of O - H bond is slower than that of O - D bond.
Choose the most appropriate answer from the options given below :
Choose an option
Show full solutionCorrect option: D
Correct answer
D(A) is true but (R) is false.
Step-by-step explanation
D2O in used for the study of reaction mechanism. Rate of reaction for the cleavage of O-H bond > O-D bond.
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