Reactions of Alkenes

What Alkene is C4H8?

• Propene

• Pentene

• Butene

• Ethene

Which is the alkene?

• A

• B

What happens during an addition reaction in terms of bonding? Tick two.

• Carbon-carbon double bond remains the same.

• Carbon-carbon double bonds open up.

• The two carbon atoms bond to atoms of another molecule.

• Only one carbon bonds with another molecule.

What type of reaction is shown?

• Polymerisation

• Bromination

• Hydrogenation

• Hydration

What type of reaction is shown?

• Polymerisation

• Hydrogenation

• Hydration

• Bromination

What type of reaction is shown?

• Polymerisation

• Hydration

• Hydrogenation

• Bromination

Which of the following undergoes addition reactions

• alkanes
• alkanes and alkenes
• alkanes and alkynes
• alkenes

If an alkene reacts with a halogen, it is known as what type of reaction?

• Addition

• Combustion

• Polymerisation

• Hydrogenation

What would you make if you added Hydrogen to Ethene?

• Ethane

• Propane

• 1,2 - dihydroethane

• Ethanol

What is meant by a saturated hydrocarbon?

• Contains at least one carbon to carbon double bond

• Contains only single covalent bonds between the carbon atoms

• Contains mostly single covalent bonds between the carbon atoms

• Contains a double covalent bond between the carbon atoms