Naming alkenes and alkynes

Which of the following could contain a triple bond?

• C₄H₁₀
• C₄H₈
• C₄H₆
• C₄H₁₂

Tags

NGSS.HS-PS1-1

How many carbon atoms are in propane

• 1
• 2
• 3
• 4

Tags

NGSS.MS-PS1-1

What is the name of this hydrocarbon?

• 1 - butane

• 1 - butene

• 2 - butane

• 2 - butene

Tags

NGSS.HS-PS1-3

What is the name of this hydrocarbon?

• 2-methyl-1-ethene

• 2-methyl-1-propane

• 2-methyl-1-propene

• 2-ethyl-1-butene

Tags

NGSS.HS-PS1-3

CH3CH2CH2CH=CHCH2CH3. What is the IUPAC name for the compound?

• 2-Butene

• 3-Heptene

• 2-Methyl-2-Pentene

Name the following structure using the IUPAC nomenclature.

• 3-ethyl-2,2-dimethylhex-3-yne

• 4-ethyl-5,5-methylhex-2-yne

• 4-butylhex-2-yne

• 4-ethyl-5,5-dimethylhex-2-yne

Name the following structure using the IUPAC nomenclature. Both formats for naming are fine, for example: 2-methylhex-2-ene/2-methyl-2-hexene

Answer explanation

When systematically naming this molecule, remember that methyl groups are named first, then followed by the alkyne group

Name the following structure using the IUPAC nomenclature. Both formats for naming are fine, for example: 2-methylhex-2-ene/2-methyl-2-hexene

Answer explanation

Remember that when naming this molecule, the alkene takes numbering priority over the alkyl ethyl group

Name the following structure using the IUPAC nomenclature.

• 3-ethyl-2,2-dimethylhex-3-yne

• 4-ethyl-5,5-methylhex-2-yne

• 4-butylhex-2-yne

• 4-ethyl-5,5-dimethylhex-2-yne

Name the following structure using the IUPAC nomenclature. Both formats for naming are fine, for example: 2-methylhex-2-ene/2-methyl-2-hexene