Acids, bases and salts - Jamb Chemistry Past Questions and Answers

Question 116:

• JAMB 2006

Which of the following pairs of substance will react further with oxygen to form a higher oxide?

A. CO₂ and H₂O
B. NO and H₂O
C. CO and CO₂
D. SO₂ and NO

Question 117:

• JAMB 2006

Which of the following results in the fall of acid rain?

A. Oxides of lead
B. Particulate matter
C. Oxides of sulphur
D. Gaseous hydrocarbon

Question 118:

• JAMB 2006

5SO_2(g) + 2KMnO_4(aq) + 2H₂O_(l) → K₂SO₄ + 2MnSO_4(aq) + 2H₂SO_4(aq)
In the reaction above, the products give a

A. Purple solution
B. Purple precipitate
C. Colourless precipitate
D. Colourless solution

Question 119:

• JAMB 2006

In the diagram above, gas X is

A. Hydrogen
B. Chlorine
C. Oxygen
D. Hydrogen chloride

Question 120:

• JAMB 2006

In the diagram above, mixture Y is

A. NH₄NO_3(s) + CaSO_4(s),/sub>
B. NH₄CL_(s) + NaNO_2(s)
C. NH₄NO_2(s) + Na₂SO_4(s)
D. NH₄CL_(s) + Ca(OH)_2(s)