Chemistry O level Presentations Part 3

9. Extraction of Metals

Features:

How are metals extracted?
Why are metals extracted?
What methods are used to extract metals?
What is reduction?
Reactions of metal oxides and carbon
What is electrolysis?
How does extraction affect the environment?
Purification of Copper

Click Here To Download

10. Fractional Distillation

Features:

What is fractional distillation?

Click Here To Download

11. Formation of Fuels

Features:

Fire triangle
Formation of fossil fuels – coal, oil and gas
Equations for combustion
What is the best fuel?

Click Here To Download

12. Alkanes and Alkenes

Features:

Structure of alkanes
Isomerism
Bonding in alkanes: methane
Combustion of alkanes
Structure of alkenes
Catalytic cracking

Click Here To Download