Organic Chem

Question 1

What is the mnemonic for the different fractions of petroleum?

Answer 1

Pretty Girls Never Kiss Dirty Little Boys.

Question 2

What are the general formula and functional group for alkane?

Answer 2

C⁰H⁰+² and there is no functional group.

Question 3

What is the general formula and functional group of alkenes?

Answer 3

C⁰H²⁰. FG: (C=C) Carbon-Carbon double bonds.

Question 4

What is the general formula and functional group for alcohols?

Answer 4

C⁰H⁰+¹ FG: -O-H (hydroxyl groups)

Question 5

What are the chemical formula and functional group for carboxylic acids?

Answer 5

General F: C⁰H²⁰+¹COOH FG: COOH (carboxyl)

Question 6

Define Homologous Series

Answer 6

A H. Series is a family of organic compounds with the same functional group and similar chemical properties.

Question 7

What are the prefixes and the numbers related to the prefixes?

Answer 7

Meth-: 1
Eth- : 2
Prop- : 3
But- : 4
Pent- : 5
Hex- : 6
Hept- : 7
Oct- : 8

Question 8

What are isomers?

Answer 8

Isomers are compounds that have the same molecular formula but different structural formulae

Question 9

What are the properties of two isomers?

Answer 9

They have different physical properties such as melting and boiling points.