question_answer 61)

  Which of the following statements) 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 solvent than ordinary water. (c) Heavy water is more associated than ordinary water. (d) Heavy water has lower boiling point than ordinary water.

Answer:

  (a, c) Heavy water is used as moderator in nuclear reactors to slow down the speed of fast moving neutrons. Inter molecular force of \[{{D}_{2}}O\] is greater than that of\[{{H}_{2}}O\].