Jamb Chemistry 2001 Past Questions and Answers

Question 41:

• JAMB 2001

The pair of organic compounds that are isomers is

A. Benzene and methylbenzene
B. Trichloromethane and tetrachloromethane
C. Ethanol and propane
D. But-1-ene and but-2-ene

Question 42:

• JAMB 2001

A burning candle produces water and

A. Carbon (II) oxide
B. Carbon (IV) oxide
C. Oxygen
D. Hydrogen

Question 43:

• JAMB 2001

The gas that can best be collected by downward displacement of air is

A. Chlorine
B. Sulphur (IV) oxide
C. Ammonia
D. Carbon (IV) oxide

Question 44:

• JAMB 2001

Which of the following metals burn with brick red flame?

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

Question 45:

• JAMB 2001

Which of the following represent hybridization in ethyne?

A. Sp²
B. Sp²d
C. Sp³
D. Sp