Alkanes and Alkenes

Question 1

Alkanes general formula

Answer 1

CnH2n+2

Question 2

Saturated and unsaturated definition

Answer 2

Saturated: A molecule containing only single bonds between carbon atoms (Alkanes)
Unsaturated: A molecule containing a carbon-carbon double or triple bond (Alkenes)

Question 3

Methane + bromine (UV) ->

Answer 3

Bromomethane + Hydrogen bromide

Question 4

Alkenes functional group

Answer 4

C=C

Question 5

Alkenes general formula

Answer 5

CnH2n

Question 6

If the double bond is between the first and second carbons in Butene it is called:

Answer 6

But-1-ene

Question 7

Bromine water test:

Answer 7

Add bromine water (without UV light)
Alkanes: Bromine water stays orange
Alkenes: Bromine goes from orange to colorless