Selective Chemistry GK Questions for Competitive Exam
Which metal floats when put in water?
(A) Calcium
(B) Nickel
(C) Magnesium
(D) Potassium
Correct Answer : A
Which of these non-metals is shiny?
(A) Carbon
(B) Iodine
(C) Sulfur
(D) Bromine
Correct Answer : D
Which metal reacts with water?
(A) gold
(B) Potassium
(C) Silver
(D) Lead
Correct Answer : B
Which non-metal is liquid at room temperature?
(A) mercury
(B) aluminum
(C) Bromine
(D) Copper
Correct Answer : C
Which allotrope of carbon is more rigid?
(A) graphite
(B) Diamond
(C) Coal
(D) Kajal
Correct Answer : B
is silica?
(A) metalloids
(B) metal
(C) non-metals
(D) none of these
Correct Answer : A
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