set 3 MCQ Questions & Answers Detailed Explanation
MOST IMPORTANT general science mcq - 4 EXERCISES
The following question based on alloys, carbon & its various forms, hydrogen & compounds, sulphur, nitrogen, halogen & inert gases topic of general science mcq
(a) Reverse osmosis
(b) Electric separation
(c) Deliquescence
(d) Efflorescence
The correct answers to the above question in:
Answer: (a)
Practice alloys, carbon & its various forms, hydrogen & compounds, sulphur, nitrogen, halogen & inert gases (set 3) Online Quiz
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Read more chemistry gk quiz Based General Science Questions and Answers
Question : 1
Water gas is
a) $CO_2 + H_2O$
b) CO + $H_2$
c) CO + $H_2O$
d) $CO_2 + H_2$
Answer »Answer: (b)
Question : 2
What is heavy water?
a) Heavy Hydrogen + Heavy Oxygen
b) Hydrogen + New Oxygen
c) Oxygen + Heavy Hydrogen
d) Hydrogen + Oxygen
Answer »Answer: (c)
Question : 3
Which gas is usually filled in the balloon?
a) Oxygen
b) Carbon dioxide
c) Hydrogen
d) Helium
Answer »Answer: (d)
Question : 4
Which of the following gas is used as tear gas?
a) $SO_2$
b) $NH_3$
c) $H_2$
d) $Cl_2$
Answer »Answer: (b)
Question : 5
Consider the following statements. Hard water is not suitable for
- Drinking
- Washing clothes with soap
- Use in boilers
- Irrigating crops
a) 1, 2, 3 and 4
b) 1, 2 and 4
c) 1 and 2
d) 2 and 3
Answer »Answer: (a)
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