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.

2,962.

Sodium chloride has no solubility product value because of its?

A.

saline nature

B.

high solubility

C.

low solubility

D.

insolubility

Correct answer is B

No explanation has been provided for this answer.

2,963.

A major effect of oil pollution in coastal waters is the?

A.

destruction of marine life

B.

desalination of the water

C.

increase in the acidity of the water

D.

detoxification of the water

Correct answer is A

No explanation has been provided for this answer.

2,964.

A solid that absorbs water from he atmosphere and forms an aqueous solution is?

A.

hydrophilic

B.

efforescent

C.

deliquescent

D.

hygroscopic

Correct answer is C

No explanation has been provided for this answer.

2,965.

Element X, Y and Z belong to a groups I, V and VII respectively. Which of the following is TRUE about the bond types of XZ and YZ3?

A.

Both are electrovalent

B.

Both are covalent

C.

XZ is electrovalent and YZ3 is covalent

D.

XZ is covalent and YZ3 is electrovalent

Correct answer is C

No explanation has been provided for this answer.