Cracking

Cracking is the process where __________ are split into shorter chains

• Short chains

• Small chains

• Long chains

• Little chains

Cracking is the process where long chains are broken down into _________ chains.

• Longer

• Short

• Bigger

• Long

Alkenes are different to alkanes because they have ...

• a triple bond

• a single bond

• a double bond

• single bonds only

Which of these is not an alkene?

• C₂H₄

• C₂H₆

• C₃H₆

• C₄H₈

Which of these is not an alkene?

• C₂H₄

• C₃H₆

• C₃H₈

• C₄H₈

If decane underwent cracking, it would produce pentane, propene and which other monomer?

• Ethene
• Propene
• Butene
• Pentene

Cracking.....

• Breaks larger hydrocarbons into smaller hydrocarbons
• Separates hydrocarbons based on their length
• Detects alkenes

What liquid detects the presence of an alkene?

• Alkene water
• Bromine water
• Water
• Limewater

What conditions are needed for cracking

• Steam

• High temperatures

• Catalyst

• Hammer

Why is cracking important?

• It's not

• To produce fuels that are in high demand

• To make longer hydrocarbons

• to make electricity