Fractional distillation is the process used to separate a mixture such as petroleum into its components, depending on the components having different boiling points.
Hope this helps for fractional distillation:
HowStuffWorks "How Oil Refining Works"
I would recommend Matrix for Physics and Chemistry. I'm not sure about English Ext 1 or Maths Extension 1, but I reckon Maths can be easily self-taught.
Yes, in Dot Point.
"Describe recent discoveries of elements."
"Identify two recently discovered elements and outline their method of production." Eg: ununpentium, hassium, meiterium