1000+ TNPSC Chemistry Study Materials Pdf - 1

Question: 1

The catalyst used in the manufacture of sulphuric acid by contact process is

(A) Al2O3

(B) Cr2O3

(C) MnO2

(D) V2O5

Ans: D


Question: 2

Of the following elements, which one has the same oxidation state in all of its compounds?

(A) Oxygen

(B) Carbon

(C) Fluorine

(D) Hydrogen

Ans: C


Question: 3

Hydrogen bomb is based on the principle of

(A) artificial radioactivity

(B) natural radioactivity

(C) nuclear fusion

(D) nuclear fission

Ans: C

nuclear fusion

Question: 4

The father of modern chemistry is

(A) Antoine Lavoisier

(B) Priestley

(C) Mendeleev

(D) Dalton

Ans: A

Antoine Lavoisier

Question: 5

Starch is a polymer of

(A) Glucose

(B) Fructose

(C) Both a and b

(D) None of these

Ans: A


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