JAMB Chemistry Past Questions & Answers - Page 282

1,406.

Which of the following atoms represents deuterium?

A.

No protons = 1, No of neutrons = 0, No of electrons = 0

B.

No protons = 1, No of neutrons = 0, No of electrons = 1

C.

No protons = 1, No of neutrons = 1, No of electrons = 1

D.

No protons = 1, No of neutrons = 2, No of electrons = 1

Correct answer is C

No explanation has been provided for this answer.

1,408.

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.

1,409.

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.

1,410.

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.