4-marker on the Haber Process to make Ammonia.

3-marker on making ethanol from sugar.

What is formed, reduced and oxidised during electrolysis?

How do we make potable water?

How do we treat wastewater?

Required Practical - how to achieve 6 marks.

Alloys vs Pure Metal (3-marker).

Required Practical - how to achieve 6 marks.

Gas tests and their observations.

Chemical Tests for Positive and Negative ions in GCSE Chemistry.

What are the trends going down Group 7 (Halogen)?

Physical Characteristics of Metals in GCSE Chemistry exam questions.

What is a chemical cell and how do we investigate its voltage?

What do we need to know about Graphite for GCSE Chemistry?

Required Practical - how to achieve 6 marks.