Chapter 4: 4.1 Isomer Flowchart

Question 1

What are the two types of isomers?

Answer 1

1. Constitutional/Structural Isomers
2. Stereoisomers

Question 2

Define:

Constitutional/Structural Isomers

Answer 2

Isomers that are different by bond connectivity

Question 3

Define:

Stereoisomers

Answer 3

Isomers that have same connectivity, different in 3D space occupation

Question 4

What are the two types of stereoisomers?

Answer 4

1. Enantiomers
2. Diastereomers

Question 5

Define:

Enantiomers

Answer 5

Isomers that are different at all chiral centres, non-superimposable mirror images

Question 6

Define:

Diastereomers

Answer 6

Isomers that are different at some chiral centres greater than or equal to two stereocentres, not mirror images

Question 7

What types of diastereomers are there?

Answer 7

1. Configurational
2. E/Z

Question 8

Define:

Configurational Isomers

Answer 8

Isomers found in alkanes, a type of diastereomers

Question 9

Define:

E/Z Isomers

Answer 9

Isomers found in alkenes, a type of diastereomer