IGCSE   Chemistry Hydrogen Oxygen fuel cells Notes

About IGCSE Revised Syllabus Notes-A must read

1.1 Solids, liquids and gases

1.2 Diffusion

2.1 Elements, compounds and mixtures

2.2 Atomic structure and the Periodic Table

2.3-Isotopes

2.4 Ions and ionic bonds

2.5 Simple molecules and covalent bonds

2.6 Giant covalent structures

2.7 Metallic bonding

3.1 Formulae

3.2 Relative masses of atoms and molecules

3.3 The mole and the Avogadro constant

5.1 Exothermic and endothermic reactions

6.1 Physical and chemical changes

6.3 Reversible reactions and equilibrium

6.4 Redox

7.2-oxides

7.3 Preparation of salts

8.2 Group I properties

8.3 Group VII properties

8.4 Transition elements

8.5 Noble gases

9.1 Properties of metals

9.2 Uses of metals

9.3 Alloys and their properties

9.4 Reactivity series

9.5 Corrosion of metals

9.6-Extraction-of-metals

10.1 Water

10.2 Fertilisers

10.3 Air quality and climate

11.1 Formulae, functional groups and terminology

11.4 Alkanes

11.5 Alkenes

11.6 Alcohols

11.7 Carboxylic acids

11.8 Polymers

12.1 Experimental design

12.2 Acid–base titrations

12.3 Chromatography

12.4 Separation and purification

12.5 Identification of ions and gases