Jamb Chemistry 2009 Past Questions and Answers

Question 46:

• JAMB 2009

An organic compound reacted with bromine water to give a colourless solution. The compound is probably an

A. Alkene
B. Alkanal
C. Alkyne
D. Alkanone

Question 47:

• JAMB 2009

Which of the following hydrocarbons is mainly used as fuel?

A. Methylene
B. Ethylene
C. Methane
D. Ethyne

Question 48:

• JAMB 2009

The molecular formula of a common organic laboratory anaesthetic is

A. CHCl₃
B. CHI₃
C. CCl₄
D. CHF₃

Question 49:

• JAMB 2009

The simplest branched-chain hydrocarbon is

A. Ethane
B. Ethene
C. Propane
D. Butane

Question 50:

• JAMB 2009

Organic molecules that have the suffix-ene are unsaturated hydrocarbons that have

A. A single bond
B. A double bond
C. A triple bond
D. An ionic bond