Naming Hydrocarbons with Branches

Answer this QCAA past exam question.

This compound is 2-ethyl-3-methylbutane

• True

• False

Name this compound

• 2-methylpent-2-ene

• hex-2-ene

• 2-methylpent-3-ene

• 4-methylpent-3-ene

• hex-3-ene

The name for this compound is ....

• 2-ethylpropane

• 1,1-dimethylpropane

• 2-methylbutane

• 3-methylbutane

Tags

NGSS.HS-LS1-6

The name for the compound is ....

• 2,3-dimethylpropane

• 3,4-dimethylpropane

• 2,3-dimethylpentane

• 3,4-dimethylpentane

How many propyl groups are on the following molecule?

• 1

• 2

• 3

• 4

How many carbons are in the longest chain?

Be careful - It's a bent molecule!

• 7

• 8

• 9

• 10

Tags

NGSS.HS-LS1-6

What is the correct name for the following compound?

• 3,4-dimethylheptane

• 4-methyl-5-ethylhexane

• 3-methyl-4-propylpentane

Which is the structures with IUPAC nomenclature

2,2,4-trimethylpentane

• 
• 
• 
• 

Name the compound

• hexane
• 2,3-dimethylbutane
• ethylbutane
• 2,2-dimethylbutane