IUPAC Nomenclature of Alkanes

What is the prefix for an alkane with 3 carbon atoms?

• meth-

• eth-

• prop-

• but-

What is the prefix for an alkane with 7 carbon atoms?

• hex-

• hept-

• oct-

• non-

Which of the following correctly describes the structure of 4-Methyloctane?

• An octane chain with a methyl group on the 4th carbon

• An octane chain with a methyl group on the 3rd carbon

• A hexane chain with a methyl group on the 4th carbon

• A heptane chain with a methyl group on the 4th carbon

How are alkyl groups named?

• By dropping the -ane from the name of the parent alkane and adding the suffix -yl

• By dropping the -ene from the name of the parent alkane and adding the suffix -yl

• By dropping the -yne from the name of the parent alkane and adding the suffix -yl

• By dropping the -ane from the name of the parent alkane and adding the suffix -ene

What is the condensed structural formula for the propyl group?

• CH₂CH₂CH₃

• CH₃

• CH₂CH₃

• CH₃CH₃

What is the condensed structural formula for the isobutyl group?

• CH₂CHCH₃

• CH₃

• CH₂CH₃

• CH₂CH₂CH₃

What is the condensed structural formula for the sec-butyl group?

• CH₂CH₂CH₃

• CH₃

• CH₂CH₃

• CH₂CHCH₃

What is the prefix in the name of an alkane used to indicate?

• The number of hydrogen atoms

• The number of carbon atoms

• The type of bonds present

• The functional group

In the IUPAC naming system, what is the root name of a branched-chain alkane based on?

• The number of hydrogen atoms

• The number of substituents

• The parent chain

• The type of bonds present

Which of the following is NOT a correct IUPAC name for the compound shown in the image?

• 2-Methylpentane

• 4-Methylpentane

• 3-Methylpentane

• 1-Methylpentane