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.

3,721.

An organic compound that does not undergo a reaction with both hydrogen cyanide and hydroxylamine can be

A.

alkene

B.

alkanal

C.

alkanone

D.

alkanoic acid

Correct answer is A

No explanation has been provided for this answer.

3,722.

POlyvinyl chloride is used to produce

A.

bread

B.

pencils

C.

ink

D.

pipes

Correct answer is D

No explanation has been provided for this answer.

3,723.

When excess ethanol is heated to 145oC in the presence of concentrated H2SO4, the product is

A.

ethyne

B.

diethyl sulphate

C.

diethyl ether

D.

acetone

Correct answer is C

No explanation has been provided for this answer.

3,724.

Which of the following is a solvent for perfumes?

A.

C5H12

B.

C4H6

C.

CH3COOH

D.

C2H5OH

Correct answer is D

No explanation has been provided for this answer.

3,725.

2-methylprop-1-ene is an isomer of

A.

but-2-ene

B.

pent-1-ene

C.

2-methylbut-2-ene

D.

2-methylbut-1-ene

Correct answer is A

No explanation has been provided for this answer.