Question 14 Help

Question

Use each of the following names to classify each hydrocarbon as alkane, cycloalkane, alkene, alkyne, or aromatic hydrocarbon. Explain.

1. 2-methyl-2-hexene
2. Methylcyclohexane
3. 3,3,4-triethylhexane
4. 2-heptyne
5. ethylbenzene

Answer 1

1. 2-methyl-2-hexene
2. Methylcyclohexane
3. 3,3,4-triethylhexane
4. 2-heptyne
5. ethylbenzene

a. alkene, it has the suffix ene which a double bond.

b. cycloalkane, has the suffix ane indicating no multiple bonds, and the prefix cyclo denoting a ring.

c. alkane, has the suffix ane

d. alkyne, the suffix tyne refers to a triple bond

e. aromatic, it has a benzene group which is aromatic.