Draw the condensed structural formulas for all the possible alkane isomers that have a total of six carbon atoms and a four-carbon chain. (11.3)

Write condensed structures for the following molecular formulas. More than one isomer will be required for each.

Isomers of C₈H₁₈ that contain two methyl groups and a longest chain of 4 carbons

How many straight-chain isomers can you write that fit the following descriptions? See Worked Example 12.12 for guidance.

Amines (―NH₂) with a longest chain of 7 carbons

How many isomers can you write that fit the following descriptions? See Worked Example 12.12 for guidance.

Alcohols (―OH) formed from 2-methylhexane

Which of the following pairs of structures are identical, which are isomers, and which are unrelated? <IMAGE>

Give IUPAC names for the five isomers with the formula C₆H₁₄.

Predict the products of the following reactions:

e. <IMAGE>

Draw the structural formulas and name all cyclic isomers with the formula C₅H₁₀.

Which of the following substances exist as can cis–trans isomers? Draw both isomers for those that do.

a. 2,3-Dimethyl-2-pentene (condensed structures only)

b. 2-Methyl-2-hexene (both condensed and line structures)

c. 2-Hexene (line structures only)