© www.chemsheets.co.uk GCSE 034 08-April-13

H C

H

H

H

H C

H

C

H

H

HH

CH4

H C

H

C

H

H

C

H

H

H

H

methane

C2H6

ethane

C3H8

propane

© www.chemsheets.co.uk GCSE 034 08-April-13

H C

H

C

H

C

HH

H

C

H

C

H

C

H

H

H H H H

C4H10

H C

H

C

H

H

C

H

C

H

H

H

H

H

H C

H

C

H

H

C

H

C

H

H

C

H

H H

H

H

butane

C5H12

pentane

C6H14

hexane

© www.chemsheets.co.uk GCSE 034 08-April-13

CH4

C2H6

C3H8

C4H10

C5H12

C6H14

CnH2n+2

If there are n C atoms,

how many H atoms?

© www.chemsheets.co.uk GCSE 034 08-April-13

H C

H

H

H

H C

H

C

H

H

HH

H C

H

C

H

H

C

H

H

H

H

H C

H

C

H

H

C

H

C

H

H

H

H

H

H C

H

C

H

H

C

H

C

H

H

C

H

H H

H

H

-162ºC -89ºC -42ºC

-1ºC 36ºC

© www.chemsheets.co.uk GCSE 034 08-April-13

From Wikipedia

See ANIMATED VERSION © How Stuff Works

http://science.howstuffworks.com/environmental/energy/oil-refining4.htm

Bigger version at:http://www.echalk.co.uk/Science/chemistry/howStuffWorks/distillation.htm

VIDEOS & ANIMATIONS

BP Education Site

http://bpes.bp.com/secondary-resources/science/ages-12-to-14/chemical-and-material-behaviour/

hydrocarbons-from-crude-oil/

From Energy.gov(US data)

From Wikipedia