set 1 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) Neon and Mercury vapour
(b) Nitrogen and Neon
(c) Argon and Neon
(d) Only Argon
The correct answers to the above question in:
Answer: (a)
Practice alloys, carbon & its various forms, hydrogen & compounds, sulphur, nitrogen, halogen & inert gases (set 1) Online Quiz
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Read more chemistry gk quiz Based General Science Questions and Answers
Question : 1
Which one of the following nonmetals is not a poor conductor of electricity?
a) Phosphorus
b) Sulphur
c) Selenium
d) Bromine
Answer »Answer: (c)
Question : 2
Which gas is used in the purification of drinking water?
a) Carbon Dioxide
b) Fluorine
c) Helium
d) Chlorine
Answer »Answer: (d)
Question : 3
Third allotrope of Carbon was discovered by three scientists, who were awarded the Nobel Prize for Chemistry. Find out who was not on that team.
a) Faimen
b) H.W. Kroto
c) R.F. Curl
d) R.E. Smalley
Answer »Answer: (a)
Question : 4
Which of these consists carbon?
a) Iron
b) Lignite
c) Tin
d) Silver
Answer »Answer: (b)
Question : 5
The halogen being used as analgesic is
a) Bromine
b) Iodine
c) Chlorine
d) Fluorine
Answer »Answer: (a)
Question : 6
Discharge of Nitrogen causes
a) Increase in the amount of Nitrogen in lithosphere
b) The amount of Nitrogen in lithosphere and in atmosphere unchanged
c) Increase in the amount of atmospheric nitrogen
d) Destruction of nitrates bacteria
Answer »Answer: (b)
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