The “lead” of a pencil is actually made of a substance called graphite which is made of carbon atoms. The picture shows a close-up of one carbon atom. A hydrogen atom has one proton as the nucleus and ...

Test your knowledge of fractional distillation and cracking. QUIZ: Organic chemistry (1) This interactive quiz is for GCSE Chemistry (single science) students studying organic chemistry.

The molecules in cold water move slowly and are close together. As the water is heated, the molecules move faster and a little further apart. The circles represent water molecules. The molecules are ...

Organic Chemistry is the science of making molecules for a diverse range of applications, from electronics, to environmentally friendly plastics to new medicines. Understanding the structure, bonding ...

Inorganic Chemistry employs the diversity of the periodic table to produce new compounds and materials. Understanding how these molecules behave is fundamental in chemistry and essential to derive ...

QUIZ: Groups in the periodic table (activity 1) his interactive quiz is for GCSE Chemistry (single science) students studying the periodic table. Test your knowledge of where the different groups ...