4a

Question 1

A hydrocarbon is a compound of…

Answer 1

Hydrogen and carbon only

Question 2

Types of formula

Answer 2

book

Question 3

Isomers

Answer 3

Isomers are molecules with the same molecular formula but with a different structure.

Question 4

Functional group

Answer 4

is an atom or a group of atoms that determine the chemical properties of a compound.

Question 5

Homologous series

Answer 5

A series of compounds that have similar chemical properties and the same functional group.

-Show a trend in the physical properties-b.p. m.p and colour and state
-Differ from the next by a CH2

Question 6

IUPAC

Answer 6

1-Meth
2-Eth
3-Prop
4-But
5-Pent
6-Hex