C2.1 Chemical patterns: How have our ideas about atoms changed over time (OCR B)

C2.2-C2.4: Chemical patterns: Part 1 – Periodic table, non-metals and metals combining to form compounds and equations used to represent chemical reactions (OCR B)

C2.2-C2.4: Chemical patterns: Part 2 – Periodic table, non-metals and metals combining to form compounds and equations used to represent chemical reactions (OCR B)

C2.2-C2.4: Chemical patterns: Part 3 – Periodic table, non-metals and metals combining to form compounds and equations used to represent chemical reactions (OCR B)

C3.1-C3.2 Chemicals of the natural environment – Atoms in metals and extraction of metals (OCR B)

C3.3 Chemicals of the natural environment- Electrolytes and electrolysis (OCR B)

C3.4 Chemicals of the natural environment – Crude oil (OCR B)

C4.1-C4.2 Material choices – The use of data for choosing materials (OCR B)

C4.3-C4.5 Material choices – How bonding and structure affects properties of materials, nano particles and what happens to products at the end of their life (OCR B)

C6.1 Making useful chemicals – Chemicals that can be made from acids (OCR B)

C6.2 Making useful chemicals – How chemists control the rate of reaction (OCR B)

C6.3 Making useful chemicals – Factors which affect the yield of chemical reactions (OCR B)