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Hard Chemistry Questions and Answers for SSC Exam

3 years ago 44.8K Views
Q :  Who is regarded as father of modern chemistry ?

(A) Ruterford

(B) Einstein

(C) Lavoisier

(D) C V Raman

Correct Answer : C

Q :  Which is not a type of elements ?

(A) Metals

(B) Non Metals

(C) Metalloids

(D) Gases

Correct Answer : D

Q :  Which acid is present in lemon ?

(A) marlic acid

(B) citric acid

(C) lactic acid

(D) tartaric acid

Correct Answer : B

Q :  Rare gases are

(A) mono atomic

(B) di atomic

(C) tri atomic

(D) None of above

Correct Answer : A

Q :  The term PVC used in the plastic industry stands for

(A) polyvinyl choloride

(B) polyvinyl carbotate

(C) phosphor vanadiu chloride

(D) phosphavinyl chloride

Correct Answer : A

Q :  What among following is used to produce artificial rain ?

(A) copper oxide

(B) carbon monoxide

(C) silver iodide

(D) silver nitrate

Correct Answer : C

Q :  Oil of vitriol is

(A) nitric acid

(B) sulphuric acid

(C) hydrochloric acid

(D) phosphoric acid

Correct Answer : B

Q :  Which is used in preparation of dynamite ?

(A) glycerol

(B) ethyl alcohol

(C) methyl alcohol

(D) glycol

Correct Answer : A

Q :  What is Calcium sulphate ?

(A) epsom salt

(B) blue vitroil

(C) gypsum salt

(D) potash alum

Correct Answer : C

Q :  Bleaching action of chlorine is by

(A) decomposition

(B) hydrolysis

(C) reduction

(D) oxidation

Correct Answer : A

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