Describe the difference between a Lewis structure and a condensed structure in terms of atoms and bonds shown in the structures.

Explain why it is not possible to draw a skeletal structure for methane.

Draw a skeletal structure for each of the following compounds:

(b)

Draw a skeletal structure for each of the following compounds:

(b)

Draw a Lewis structure for each of the following compounds:

(b)

Draw a condensed structure for each of the following compounds:

(b)

Name the straight-chain alkanes or cycloalkanes whose structure or formula is shown:

(b) C₆H₁₂

Name the straight-chain alkanes or cycloalkanes whose structure or formula is shown:

(b)

Write the condensed structure for the straight-chain alkanes shown:

(b) methane

Write the condensed structure for the straight-chain alkanes shown:

(c) hexane

Write the skeletal structure for the alkane or cycloalkane shown:

(c) CH₃CH₂CH₂CH₂CH₂CH₂CH₂CH₃

Identify the family of hydrocarbon present in the following:

(a) H₃CC≡CH

Identify the family of hydrocarbon present in the following:

(c)

Identify the family of hydrocarbon present in the following:

(a) CH₃CH₂CH=CH₂

Identify all the functional groups present in the following:

(a)

Identify all the functional groups present in the following:

(a)

The most prevalent fatty acid in coconut oil is lauric acid, a saturated fatty acid containing 12 carbons. Draw lauric acid in skeletal structure.

Draw the condensed structural formula for each of the following alkyl groups:

(b) methyl

Give the correct name for each of the following substituents:

(c) I―

Draw the skeletal structure for each of the following compounds:

(a) 2,3-dimethylpentane

Draw the skeletal structure for each of the following compounds:

(a) 3-ethylhexane

Give the correct IUPAC name for each of the following compounds:

(a)

Give the correct IUPAC name for each of the following compounds:

(c)

Give the correct IUPAC name for each of the following compounds:

(b)

What is the difference between a conformational isomer of a compound and a structural isomer of the same compound?

Determine the relationship between each of the pairs of the following compounds. Are they structural isomers (different molecules), conformational isomers (the same molecule), or not related?

(b)

Determine the relationship between each of the pairs of the following compounds. Are they structural isomers (different molecules), conformational isomers (the same molecule), or not related?

(a)

Determine the relationship between each of the pairs of the following compounds. Are they structural isomers (different molecules), conformational isomers (the same molecule), or not related?

(d)

Determine if each of the following cycloalkanes or alkenes can exist as cis–trans stereoisomers. For those that can, draw the two isomers. Label each of the isomers you drew as the cis stereoisomer or the trans stereoisomer.

(b) CH₃CH₂CH₂CH₂CH=CH₂

Mark the chiral centers in the following molecules, if any, with an asterisk (*):

(a)