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.

1,456.

Which of the following alloys does not contain copper? l. Brass II. Bronze III. Steel

A.

l only

B.

ll only

C.

lll only

D.

ll and lll only

Correct answer is C

No explanation has been provided for this answer.

1,457.

The major product in the solvay process is

A.

NaOH

B.

Na 2CO 3

C.

NH 3

D.

H 2SO4

Correct answer is B

No explanation has been provided for this answer.

1,458.

A consequence of global warming is

A.

air pollution

B.

flooding

C.

increased humidity

D.

low rainfall

Correct answer is B

No explanation has been provided for this answer.

1,459.

Dry hydrogen chloride when dissolved in methylbenzene

A.

turns blue litmus paper red

B.

turns red litmus paper blue

C.

does not affect litmus paper

D.

bleaches litmus paper

Correct answer is C

No explanation has been provided for this answer.

1,460.

Ethanol reacts with excess acidified K2Cr 2O7 to produce

A.

ethanal

B.

ethane

C.

ethanoic acid

D.

ethylethanoate

Correct answer is C

No explanation has been provided for this answer.