Alkanes vs Alkenes

What is the general formula for alkanes?

• CnH2n

• CnH2n+1

• CnH2n+2

• CnH2n-2

What is the general formula for alkenes?

• CnHn

• CnH2n+2

• CnHn-2

• CnH2n

Name the alkane with 4 carbon atoms.

• methane

• ethane

• butane

• propane

Name the alkene with 3 carbon atoms.

• Ethene

• Butene

• Propene

• Methene

What is the molecular formula for butane?

• C4H10

• C6H12

• H2O

• CO2

What is the molecular formula for propene?

• C3H6

• H2O

• C4H10

• CO2

How many hydrogen atoms are present in a molecule of hexane?

• 10

• 6

• 20

• 14

How many hydrogen atoms are present in a molecule of hexene?

• 24

• 18

• 6

• 12

What type of bond is present in alkanes?

• Double covalent bond

• Ionic bond

• Single covalent bond

• Hydrogen bond

What type of bond is present in alkenes?

• Double bond

• Covalent bond

• Ionic bond

• Triple bond