Q. 21

Which of the following statement(s) is/are correct in the case of heavy water?
A. Heavy water is used as a moderator in nuclear reactor.

B. Heavy water is more effective as solvent than ordinary water.

C. Heavy water is more associated than ordinary water.

D. Heavy water has lower boiling point than ordinary water.

Answer :

Heavy water D2O is used as a moderator in nuclear reactors and in exchange reactions for the study of reaction mechanisms.

Also there is stronger hydrogen bonding in heavy water than in ordinary water due to which it is more associated.

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