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.

3,686.

The refreshing and characteristic taste of soda water and other soft drinks is as a result of the presence in them of

A.

carbon (IV) oxide

B.

carbon (II) oxide

C.

soda

D.

glucose

Correct answer is A

No explanation has been provided for this answer.

3,687.

A gas that is not associated with global warming is

A.

CO2

B.

SO3

C.

CH4

D.

H2

Correct answer is D

No explanation has been provided for this answer.

3,688.

The substance often use for vulcanization of rubber is

A.

chlorine

B.

hydrogen peroxide

C.

sulphur

D.

tetraoxosulphate (IV) acid

Correct answer is C

No explanation has been provided for this answer.

3,689.

A phenomenon where an element exist in different forms in the same physical state is known as

A.

isomerism

B.

amorphism

C.

allotropy

D.

isotopy

Correct answer is C

No explanation has been provided for this answer.

3,690.

For a reaction in equilibrium, the species involved in the equilibrium constant expression are

A.

gaseous and solid species

B.

liquid and solid species

C.

solid and dissolved species

D.

gaseous and dissolved species

Correct answer is D

No explanation has been provided for this answer.