Jamb Chemistry Past Questions and Answers

Question 1806:

• JAMB 2015

In the discovery of protein, the instrument used is

A. Cathode ray tube
B. Glass tube and discharge tube
C. Discharge tube with terminal cathode
D. Discharge tube with central cathode

Question 1807:

• JAMB 2015

The above orbital diagram shown the electronic configuration of

A. Chlorine
B. Nitrogen
C. Calcium
D. Neon

Question 1808:

• JAMB 2015

Which of the following metals burns with brick red

A. Pb
B. Ca
C. Na
D. Mg

Question 1809:

• JAMB 2015

In the production of soap, concentrated sodium chloride solution is added to

A. Increase the solubility of soap
B. Decrease the solubility of the soap
C. Saponify the soap
D. Emulsify the soap

Question 1810:

• JAMB 2015

A liquid that will dissolve fat is

A. Hydrochloric acid
B. Calcium hydrochloride
C. Kerosene
D. Water