Chemistry Gk Questions and Answers 2020-2021 - 1
Question: 1
Which of the following is a/an non-ferrous metal?
(A) Aluminium
(B) Cobalt
(C) Iron
(D) Nickel
Ans: A
Aluminium
Question: 2
The trivalent anion is
(A) Sulphide ion
(B) Phosphate ion
(C) Sulphate ion
(D) Chloride ion
Ans: B
Phosphate ion
Question: 3
Most soluble in water is
(A) Common salt
(B) Sulphur
(C) Sugar
(D) Camphor
Ans: C
Sugar
Question: 4
Stainless steel is an alloy of:
(A) Iron, chromium and nickel
(B) Iron, carbon and nickel
(C) Iron, chromium and zinc
(D) Iron and manganese
Ans: A
Iron, chromium and nickel
Question: 5
Which one is good conductor of electricity?
(A) Violet phosphorous
(B) Scarlet phosphorous
(C) Red phosphorous
(D) Black phosphorous
Ans: D
Black phosphorous
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