Chemistry GK Questions for Competitive Exams
Which of the following is the most common kidney stone-forming compound?
(A) Calcium oxalate
(B) Magnesium oxide
(C) Sodium bicarbonate
(D) Magnesium citrate
Correct Answer : A
If the pH value of a substance is lower than 7, it would be considered as–
(A) Neutral
(B) Base
(C) Acid
(D) Ion
Correct Answer : C
Which one of the following fluids is non-metallic?
(A) Mercury
(B) Alcohol
(C) Water
(D) Bromine
Correct Answer : D
Is gas given with oxygen to patients for diagnosis of breathing problem?
(A) Helium
(B) Organ
(C) Radon
(D) Krypton
Correct Answer : A
Which of the following metals does not form amalgam?
(A) Jink
(B) Iron
(C) Manganese
(D) Copper
Correct Answer : B
What is Carbon?
(A) non-metals
(B) metal
(C) metalloids
(D) none of these
Correct Answer : A
Which of the following is an ohm-conductor?
(A) Germanium
(B) Silicon
(C) Carbon
(D) Silver
Correct Answer : D
Which of the following is the cleanest source of energy?
(A) Biofuels
(B) Fossil Fuel
(C) Nuclear Power
(D) Wind Power
Correct Answer : D
What is the chemical name of quartz?
(A) Calcium oxide
(B) Calcium phosphate
(C) Sodium phosphate
(D) Sodium silicate
Correct Answer : D
Which element is found in the highest amount in the universe?
(A) Helium
(B) oxygen
(C) Hydrogen
(D) Nitrogen
Correct Answer : C
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Rajesh Bhatia
A Writer, Teacher and GK Expert. I am an M.A. & M.Ed. in English Literature and Political Science. I am highly keen and passionate about reading Indian History. Also, I like to mentor students about how to prepare for a competitive examination. Share your concerns with me by comment box. Also, you can ask anything at linkedin.com/in/rajesh-bhatia-7395a015b/.
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