Chemistry GK Questions for Competitive Exams
Which is the most economical method of removing solid matter from water?
(A) Using deactivated carbon
(B) Electrolysis
(C) Distillation
(D) Sedimentation
Correct Answer : D
A biochemical compound is :
(A) a mineral based compound found in living things
(B) sulfur based compound found in living things
(C) a carbon based compound found in living things
(D) Hydrogen based compound found in living things
Correct Answer : C
Which of the given metals cannot be extracted using smelting?
(A) Fe
(B) Al
(C) Zn
(D) Pb
Correct Answer : B
Fe has 26 protons in its nucleus. What are the number of electrons in Fe2+ (II) ion?
(A) 24
(B) 26
(C) 28
(D) 13
Correct Answer : A
Terylene is a condensation polymer of ethylene glycol and which acid?
(A) Benzoic acid
(B) Salicylic Acid
(C) Thalic acid
(D) Terephthalic acid
Correct Answer : D
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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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