13. Alkenes, Alkynes, and Aromatic Compounds

Draw an example of a saturated four carbon compound and an unsaturated four carbon compound.

Write the molecular formula for an alkane with 5 C atoms.

Write the molecular formula for an alkyne with 4 C atoms.

Which of the following molecular formulas might indicate an alkene?

Which of the following is not a valid bond rotation?

What is wrong with the following structures?

a. CH₃=CHCH₂CH₂OH

There are two things wrong with the following structure. What are they?

What do the terms saturated and unsaturated mean?

Are the pairs of compounds shown below the same molecule, isomers, or different molecules?

a.

Identify the following as alkanes, alkenes, cycloalkenes, or alkynes:

d.

Identify the following as alkanes, alkenes, cycloalkenes, or alkynes:

a.

Identify the compounds in each of the following pairs as structural isomers or not structural isomers:

b.

Identify the family of hydrocarbon present in the following:

(a) H₃CC≡CH

Identify the family of hydrocarbon present in the following:

(c)