set 4 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) Argon gas at low pressure
(b) Mercury vapour at low pressure
(c) Sodium vapour
(d) Both (a) and (b)
The correct answers to the above question in:
Answer: (d)
Practice alloys, carbon & its various forms, hydrogen & compounds, sulphur, nitrogen, halogen & inert gases (set 4) Online Quiz
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Read more chemistry gk quiz Based General Science Questions and Answers
Question : 1
What is mixed with iron to make stainless steel?
a) Chromium and Nickel
b) Nickel and Tin
c) Nickel and Copper
d) Zinc and Tin
Answer »Answer: (a)
Question : 2
An element X has four electrons in its outermost orbit. What will be the formula of its compounds with hydrogen?
a) $XH_4$
b) $XH_3$
c) $X_4H$
d) $X_4H_4$
Answer »Answer: (a)
Question : 3
Which of the following do not consist carbon?
a) None of these
b) Diamond
c) Graphite
d) Coal
Answer »Answer: (a)
Question : 4
Combination of which substance in the alloy renders stainless steel non-magnetic?
a) Molybdenum
b) Nickel
c) Carbon
d) Chromium
Answer »Answer: (b)
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