JEE Main 2021 — Hydrogen Question with Solution
From: JEE Main 2021 (Online) 26th February Morning Shift
Question
Statements about heavy water are given below :
A. Heavy water is used in exchange reactions for the study of reaction mechanisms.
B. Heavy water is prepared by exhaustive electrolysis of water.
(C) Heavy water has higher boiling point than ordinary water.
(D) Viscosity of H2O is greater than D2O.
Choose the most appropriate answer from the options given below :
A. Heavy water is used in exchange reactions for the study of reaction mechanisms.
B. Heavy water is prepared by exhaustive electrolysis of water.
(C) Heavy water has higher boiling point than ordinary water.
(D) Viscosity of H2O is greater than D2O.
Choose the most appropriate answer from the options given below :
Choose an option
Show full solutionCorrect option: A
Correct answer
AA, B, and C only
Step-by-step explanation
Viscosity of D2O is greater than H2O.
B.P. of D2O is greater than H2O.
B.P. of D2O is greater than H2O.
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This is a previous-year question from JEE Main 2021, covering the Hydrogen chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.