Alkanes Quiz

Which of the following is a property of alkanes?

• Highly reactive

• Saturated hydrocarbons

• Soluble in water

• Contain double bonds

What is the general formula for alkanes?

• Methane

• Ethane

• Propane

• Butane

What is the main purpose of fractional distillation in the context of crude oil?

• To chemically alter the hydrocarbons

• To separate hydrocarbons based on their boiling points

• To add impurities to the crude oil

• To convert alkanes into alkenes

In fractional distillation, where do the hydrocarbons with the highest boiling points condense?

• At the top of the fractionating column

• In the middle of the fractionating column

• At the bottom of the fractionating column

• They do not condense

What is the process of breaking down large hydrocarbons into smaller ones called?

• Fractional distillation

• Cracking

• Polymerisation

• Combustion

Which of the following is a product of cracking?

• Methane

• Ethene

• Water

• Carbon dioxide

What type of reaction is cracking?

• Addition reaction

• Substitution reaction

• Decomposition reaction

• Combustion reaction

• Methane

• Ethane

• Propane

• Butane

Which of the following is NOT a property of alkanes?

• Non-polar molecules

• High reactivity

• Saturated hydrocarbons

• Generally insoluble in water