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.
I, II, III and IV
I and II only
II only
I, III and IV only
Correct answer is A
The solubility of a gas depends on the following; temperature; the higher the temperature the lower the solubility of a gas. pressure; the higher the pressure, the higher the solubility of a gas. others are the nature of solvents and the nature of solutes.
Water for town supply is chlorinated to make it free from?
bad odour
bacteria
temporary hardness
permanent hardness
Correct answer is B
No explanation has been provided for this answer.
Which of the following gases dissolves in water vapour to produce acid rain during rainfall?
Oxygen
Carbon (II) oxide
Nitrogen
Sulphur (IV) oxide
Correct answer is D
No explanation has been provided for this answer.
P
Q
R
S
Correct answer is D
No explanation has been provided for this answer.
The pollutants that are likely to be present in an industrial environment are?
H2S,SO2 and oxides of nitrogen
NH3, HCI and CO
CO2, NH3 and H2S
dust, NO and CI2
Correct answer is A
No explanation has been provided for this answer.