Understanding Alkanes and Alkenes

What type of bonds do alkanes contain?

• Single covalent bonds

• Double covalent bonds

• Triple covalent bonds

• Ionic bonds

How many covalent bonds does carbon need to be stable in methane?

• Four

• Five

• Two

• Three

What is the molecular formula for ethane?

• C2H10

• C2H8

• C2H6

• C2H4

Using the general formula CnH2n+2, what is the molecular formula for decane?

• C10H26

• C10H24

• C10H22

• C10H20

What type of bond is present in alkenes that makes them unsaturated?

• Triple covalent bond

• Ionic bond

• Single covalent bond

• Double covalent bond

How many hydrogen atoms are bonded to each carbon atom in ethene?

• Two

• Four

• One

• Three

What is the general formula for alkenes?

• CnH2n

• CnH2n-2

• CnH2n+1

• CnH2n+2

What is the molecular formula for decene, an alkene with 10 carbon atoms?

• C10H18

• C10H20

• C10H22

• C10H24