set 1 MCQ Questions & Answers Detailed Explanation
MOST IMPORTANT general science mcq - 4 EXERCISES
The following question based on metals, non metals, minerals, ores, properties, uses topic of general science mcq
(a) Sodium Silicate
(b) Sodium Phosphate
(c) Manganese Silicate
(d) Magnesium Silicate
The correct answers to the above question in:
Answer: (d)
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Read more chemistry gk Based General Science Questions and Answers
Question : 1
Which one of the following metals is liquid at ordinary temperature?
a) Nickel
b) Mercury
c) Lead
d) Tin
Answer »Answer: (b)
Question : 2
Deionised water is produced by
a) Ion-exchange resin process
b) Clark’s process
c) Calgon process
d) Permutit process
Answer »Answer: (a)
Question : 3
Pure gold is –
a) 20 carats
b) 24 carats
c) 22 carats
d) 18 carats
Answer »Answer: (b)
Question : 4
Which of the following statements regarding non-metals is false?
a) The black material inside a pencil is metal lead.
b) 11 non-metals are in gaseous state.
c) Gas carbon is a good conductor of heat and electricity.
d) All non-metals are non-sonorous in nature.
Answer »Answer: (a)
The black material inside a pencil is not metal lead. Actually it is graphite, a non-metal.
Question : 5
Which of the following is lighter than water?
a) Sodium
b) Magnesium
c) Aluminium
d) Manganese
Answer »Answer: (a)
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