Chemistry General Knowledge Questions and Answers: Chemistry GK
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
__________________ is a drug or substance that makes you feel relaxed and makes your body work and react more slowly.
(A) Antidote
(B) Analgesic
(C) Antihistamine
(D) Depressant
Correct Answer : D
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
Alpha particles are ___________.
(A) twice the mass of beta particles
(B) negatively charged
(C) just like helium nuclei
(D) lower in ionizing power as compared to gamma rays
Correct Answer : C
Which element is found in the highest amount in the universe?
(A) Helium
(B) oxygen
(C) Hydrogen
(D) Nitrogen
Correct Answer : C
Which of the following energy is most used in organic quantities?
(A) Solar Energy
(B) Petroleum Energy
(C) Atomic Energy
(D) Coal Energy
Correct Answer : A
What is the bond between two amino acids in a protein called?
(A) Ester bond
(B) Glycosidic bond
(C) Peptide bond
(D) Phosphodiester bond
Correct Answer : C
______fibre is used in making bullet proof vests.
(A) Nylon-66
(B) Terylene
(C) Kevlar
(D) Lexan
Correct Answer : C
Which fibre is used for making bristles of brushes.
(A) Kevlar
(B) Nylon-66
(C) Terylene
(D) Lexan
Correct Answer : B
What is the full form of PVC?
(A) Phosphonyl vinyl Carbonate
(B) Polyvinyl S Carbonate
(C) Polyvinyl Carbonate
(D) Polyvinyl Chloride
Correct Answer : D
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