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) Fullerenes
(b) Diamond
(c) Graphite
(d) Oxocarbon
The correct answers to the above question in:
Answer: (d)
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
Which one of the following catalysts is used in hydrogenation of vegetable oils?
a) Iron
b) Nickel
c) Zinc
d) Platinum
Answer »Answer: (b)
Question : 2
Which of the following elements are included in stainless steel?
a) Iron, Zinc, Chromium and Carbon
b) Iron, Chromium, Manganese and Carbon
c) Chromium, Nickel and Iron
d) Nickel, Iron and Carbon
Answer »Answer: (b)
Question : 3
The plates of galvanized iron remains protected from rust because the existence of
a) Bung
b) Zinc
c) Lead
d) Chromium
Answer »Answer: (b)
Question : 4
Which gas is usually filled in the balloon?
a) Oxygen
b) Carbon dioxide
c) Hydrogen
d) Helium
Answer »Answer: (d)
Question : 5
What is heavy water?
a) Heavy Hydrogen + Heavy Oxygen
b) Hydrogen + New Oxygen
c) Oxygen + Heavy Hydrogen
d) Hydrogen + Oxygen
Answer »Answer: (c)
Question : 6
Water gas is
a) $CO_2 + H_2O$
b) CO + $H_2$
c) CO + $H_2O$
d) $CO_2 + H_2$
Answer »Answer: (b)
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