Chemistry questions and answers

Chemistry Questions and Answers

Learn more about the properties, composition, and structure of substances (elements and compounds) with these Chemistry questions and answers. This Test can be used by students preparing for Chemistry in JAMB, WAEC, NECO or Post UTME.

3,636.

Proteins in acid solution undergo

A.

Polymerization

B.

Substitution

C.

Fermentation

D.

Hydrolysis

Correct answer is D

No explanation has been provided for this answer.

3,637.

When chlorine Is passed into water and the resulting solution exposed to sunlight, the product formed are

A.

Chlorine gas and hydrogen

B.

Oxygen and oxochlorate (I) acid

C.

Chlorine gas and oxochlorate (I) acid

D.

Hydrochloric acid and oxygen

Correct answer is D

No explanation has been provided for this answer.

3,638.

A trihydric alkanol is

A.

Glycerol

B.

Phenol

C.

Glycol

D.

Ethanol

Correct answer is A

No explanation has been provided for this answer.

3,639.

Catalytic hydrogenation of benzene produces

A.

Oil

B.

Cyclohexene

C.

Cyclohexane

D.

Margarine

Correct answer is C

No explanation has been provided for this answer.

3,640.

During the vulcanization of rubber, sulphur is added to

A.

Break down rubber polymer

B.

Lengthen the chain of rubber

C.

Bind rubber molecules together

D.

Act as a catalyst

Correct answer is C

No explanation has been provided for this answer.