Chemistry is a category of physical science that deals with the structure, composition, and various properties of matter. Some topics which chemistry aims to cover include the formation of chemical bonds, properties of atoms, and the intermolecular forces responsible for giving matter its unique properties.

The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom and Britain, is a sovereign state located off the north-western coast of continental Europe.The two most famous (and oldest) universities are Oxford and Cambridge (often referred to as Oxbridge by many Britons) England also has several other world-class institutions, including several in London (notably Imperial College, the London School of Economics, University College London and King's College London, all are part of London University)

A-levels are tests students in the UK take to gain entrance into university. Each test covers a different subject, and a student’s score can help him or her choose an area for advanced study.