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.

1,431.

The following substances are normal salts except

A.

AI(NO3)3

B.

FeSO4

C.

Mg(OH)NO3

D.

NaCI

Correct answer is C

No explanation has been provided for this answer.

1,432.

Which of the following equimolar solutions would have the highest conductivity?

A.

NH4NO3(aq)

B.

NaNO3(aq)

C.

Mg(NO3)2(aq)

D.

AI(NO3)3(aq)

Correct answer is B

No explanation has been provided for this answer.

1,433.

Which of the following oxides is basic?

A.

NO2

B.

AI2O3

C.

SO2

D.

CaO

Correct answer is D

No explanation has been provided for this answer.

1,434.

The minimum amount of energy required for effective collisions between reacting particles is known as

A.

activation energy

B.

bond energy

C.

kinetic energy

D.

potential energy

Correct answer is A

No explanation has been provided for this answer.

1,435.

The determination of heat of combustion is carried out with

A.

a thermometer

B.

a bomb calorimeter

C.

an evaporating dish

D.

a boiling tube

Correct answer is B

No explanation has been provided for this answer.