Hydrogen And Its Compounds Question 72

Question: Which of the following is correct about heavy water

[DCE 2002]

Options:

A) Water at 4°C having maximum density is known as heavy water

B) It is heavier than water $ (H_2O) $

C) It is formed by the combination of heavier isotope of hydrogen and oxygen

D) None of these

Show Answer

Answer:

Correct Answer: C

Solution:

Heavy water is formed by the combination of heavier isotope $ ( _1H^{2}\text{ or }D) $ with oxygen. $ 2D_2+O_2\to \underset{\text{Heavy water}}{\mathop{2D_2O}} $