Chapter 2

Question 1

the simplest organic compounds
- saturated hydrocarbons whose carbon atoms arearranged in a chain
- belongs to larger class of organic compounds calledhydrocarbons (contains only H and C atoms)

Answer 1

Alkanes

Question 2

Contains only carbon-carbon single bond

Answer 2

Saturated hydrocarbon

Question 3

contains one or more carbon–carbon double bonds,triple bonds, or benzene rings

Answer 3

Unsaturated hydrocarbon

Question 4

Another term for alkanes

Answer 4

Aliphatic hydrocarbon

Question 5

derived by removing a hydrogen from an alkan
– given the symbol R—

Answer 5

Alkyl group

Question 6

Saturated hydrocarbon where the C atoms are bondedto form a ring

Answer 6

Cycloalkane

Question 7

Any three-dimensional arrangement of atoms in a molecule that results from rotation about a single bond

Answer 7

Conformation

Question 8

Can be saturated or unsaturated

Answer 8

Cycloalkane

Question 9

The most stable conformation of cyclohexane is the

Answer 9

chair conformation

Question 10

The most stable conformation of cyclopentane is the

Answer 10

envelope conformation