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.

2,176.

In the diagram above, gas X is

A.

hydrogen

B.

chlorine

C.

oxygen

D.

hydrogen chloride

Correct answer is C

No explanation has been provided for this answer.

2,177.

The IUPAC nomenclature of the compound above is

A.

2-ethylpentane

B.

3,4-dimethylhexane

C.

2,3-dimethylhexane

D.

2-ethylhexane

Correct answer is B

No explanation has been provided for this answer.

2,178.

In the experiment above, X is a mixture of nitrogen, carbon (IV) oxide and

A.

water

B.

impurities

C.

inert gas

D.

oxygen

Correct answer is C

No explanation has been provided for this answer.

2,180.

The compound above is

A.

glycol

B.

primary alkanol

C.

secondary alkanol

D.

tertiary alkanol

Correct answer is C

The compound is BUTAN-2-OL, a secondary alcohol