What is the name of this compound?

• 1,2-methylpentane

• 2-methylhexane

• 3-methylhexane

• 1,2-dimethylpentane

What ending (suffix) do we add when naming a branch?

• -yl

• -ane

• -eth

• it depends

What is the name of this compound? (Make sure you add hyphens, and no spaces between dashes and words.)

Name this alkyne.

• propyne
• butyne
• heptyne
• ethyne

What is the correct name for the alkyne shown?

• butyne

• 1-butyne

• 2-butyne

• 1-methyl-1-propyne

Name the following alkane?

• 3-ethyl octane

• 2-ethyl hexane

• 3-ethyl heptane

• 5-ethyl heptane