Jamb Chemistry Past Questions and Answers

Question 1496:

• JAMB 2008

Detergents are manufactured with straight hydrocarbon chains so as to make them

A. Soluble
B. Biodegradable
C. Cheaper
D. Foamy

Question 1497:

• JAMB 2008

Use the diagram to answer this question. The gas that can be used to demonstrate the experiment is

A. Hydrogen chloride
B. Hydrogen sulphide
C. Nitrogen(ll) oxide
D. Dinitrogen (l) oxide

Question 1498:

• JAMB 2008

Use the diagram to answer this question.The colour of the fountain water is

A. Blue
B. Orange
C. Red
D. Yellow

Question 1499:

• JAMB 2009

A mixture of sugar and sulphur can be separated by

A. Dissolution in water, evapouration and filtration
B. Filtration, evaporation and dissolution in water
C. Dissolution in water, filtration and evaporation
D. Evaporation, dissolution in water and filtration

Question 1500:

• JAMB 2009

A mixture of sugar and sulphur can be separated by

A. Dissolution in water, evapouration and filtration
B. Filtration, evaporation and dissolution in water
C. Dissolution in water, filtration and evaporation
D. Evaporation, dissolution in water and filtration