Jamb Chemistry 2002 Past Questions and Answers

Question 26:

• JAMB 2002

Which of the following gives a precipitate when treated with NaOH solution?

A. AlCl₃
B. NH₄CL
C. CH₃COONa
D. Na₂CO₃

Question 27:

• JAMB 2002

An example of element that can catenate is

A. Bromine
B. Nitrogen
C. Chlorine
D. Carbon

Question 28:

• JAMB 2002

The reaction of an alkene with hydrogen in the presence of catalyst is

A. A substitution reaction
B. An oxidation reaction
C. A nucleophilic reaction
D. An addition reaction

Question 29:

• JAMB 2002

The number of isomers formed by C₆H₁₄ is

A. 4
B. 5
C. 2
D. 3

Question 30:

• JAMB 2002

Which of these pairs are synthetic and natural macromolecules respectively?

A. Haemoglobin and nylon, creatine and polyethylene
B. Nylon and polyethlene, creatine and Haemoglobin
C. Nylon and creatine, polyethylene and haemoglobin
D. Polyethylene and creatine, nylon and haemoglobin