Introduction to Alkanes and Alkenes

What is the general formula for alkanes?

• CnH{2n+2}

• CnH{2n}

• CnH{2n-2}

• CnH{2n+1}

Which of the following is the molecular formula for Methane?

• C2H6

• C3H8

• CH4

• C4H10

Match the following alkanes with their molecular formulas:

• Methane

• C2H6

• Ethane

• C3H8

• Propane

• CH4

What is the molecular formula for Butane?

• C4H10

• C3H8

• C5H12

• C4H8

Which alkane has the molecular formula C5H12?

• Methane

• Ethane

• Propane

• Pentane

What is the molecular formula of butane?

• C4H10

• C3H8

• C5H12

• C6H14

Isomers are compounds with the same molecular formula but different structural arrangements.

• True

• False

What is the molecular formula of hexane?

• C6H14

• C5H12

• C7H16

• C6H12

What is the general formula for alkenes?

• CnH{2n}

• CnH{2n+2}

• CnH{2n-2}

• CnH{n}

Which of the following is an alkene?

• A) Ethane

• B) Ethene

• C) Methane

• D) Propane