Hydrogen (Heavy Water (D2O)) MCQs With Answers

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Heavy Water MCQs

1. What is Semi-heavy water?

a) D2O

b) HDO

c) D2SO4

d) H2O2

Answer: b

2.What is heavy water?

a) H2O

b) OH

c) DO

d) D2O

Answer: D2O

3. What does D represent in heavy water?

a) Protium

b) Hydrogen

c) Tritium

d) Deuterium

Answer: Deuterium

4. What is a result of the reaction of heavy water with sodium?

a) Formation of Hydrogen

b) Formation of sodium

c) Formation of sodium hydroxide

d) Sodium deuteroxide

Answer: Sodium deuteroxide

5. What is the chemical formula of deuterosulphuric acid?

a) DSO

b) D2SO4

c) DSO2

d) D2SO

Answer: D2SO4

6. Heavy water is called as a moderator.

a) True

b) False

Answer: True

7. Tritiated water is same as heavy water.

a) True

b) False

Answer: False

8. Which of the following is a trace or compound?

a) Nitrogen

b) Hydrogen

c) Heavy water

d) Normal water

Answer: Heavy water

9. Is there any difference in heavy water compared with normal Water?

a) Yes

b) No

c) Cannot say

d) Maybe

Answer: Yes

10. By how much percent is heavy water’s density greater than that of normal Water?

a) 12

b) 18

c) 2

d) 11

Answer: 11

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