Jamb Chemistry 2009 Past Questions and Answers

Question 41:

• JAMB 2009

A cracking process in petroleum refining can be represented by

A. Heptane to heptene
B. Heptane to 3-methylhexane
C. Heptane to propene and butane
D. Heptane to 2,3,3-trimethybutane

Question 42:

• JAMB 2009

Which of the following molecules has two other positional isomers?

A. CH₃CH₂Br
B. CH₃CHBrCH₃
C. CBr₂F₂
D. CH₂CHBrCH₂Br

Question 43:

• JAMB 2009

Which of the following class of compounds can exist as dipolar ions in solution?

A. Alkanoic acid
B. Fatty acids
C. Dialkanoic acids
D. Amino acids

Question 44:

• JAMB 2009

Lucas reagent is used to test for

A. Alkanes
B. Alkanoic acids
C. Alkanols
D. Amines

Question 45:

• JAMB 2009

A compound commonly used for sterilization and preservation of specimens and food is

A. Ethanol
B. Benzene
C. Ether
D. Ammonia