7. Intro to Organic Chem

Question 1

General Formula of an Alkane

Answer 1

C n H 2n+2

Question 2

General Formula of an Alkene

Answer 2

C n H 2n

Question 3

General Formula of an Alcohol

Answer 3

C n H 2n+1 OH

Question 4

General Formula of a Cycloalkane

Answer 4

C n H 2n

Question 5

What is a homologous series?

Answer 5

a family of hydrocarbons with similar chemical properties, that share the same general formula

Question 6

Name the 3 types of structural isomerism:

Answer 6

• chain
• positional
• functional group

Question 7

Name the 2 types of stereoisomerism:

Answer 7

• geometric (E/Z)
• optical

Question 8

Definition of structural isomerism:

Answer 8

same molecular formula but different structural formulas

Question 9

What difference does chain isomerism cause?

Answer 9

length of C chain

Question 10

What difference does positional isomerism cause?

Answer 10

position of functional group

Question 11

What difference does functional group isomerism cause?

Answer 11

type of functional group

Question 12

Stereoisomerism definition:

Answer 12

same structural formula but different arrangement of atoms in space

Question 13

How do E/Z isomers arise?

Answer 13

• each C atom in the C=C double bond is bonded to 2 different groups
• there’s a lack of rotation around the C=C double bond

Question 14

Name this molecule:

Answer 14