Question

Identify the incorrect statement regarding heavy water :

• A. It reacts with ${Al_4C_3}$ to produce ${CD_4}$ and ${Al(OD)_3}$.
• B. It is used as a coolant in nuclear reactors.
• C. It reacts with ${CaC_2}$ to produce ${C_2D_2}$ and ${Ca(OD)_2}$ .
• D. It reacts with ${SO_3}$ to form deuterated sulphuric acid ${(D_2SO_4)}$.

Answer 1

Answer: (B)

It is used as a coolant in nuclear reactors.

Answer 2

Heavy water is used in moderator section of nuclear reactors to control the speed of neutrons.