Chemistry Resources (page 4)

One of the most common tests in organic chemistry in Year 11 and in particular at Year12 is to tell the difference between an alkane and alkene. In a test-tube containing about 1cm3 o...

An atom is a complex arrangement of negatively charged electrons arranged in defined shells about a positively charged nucleus. This nucleus contains most of the atom`s mass and is co...

Chemistry is a fascinating field of study that helps us understand the properties and reactions of the chemicals that make up the world around us. As a GCSE or A-level student, studyi...

What is matter? Is a glass with some water in it half empty or full? Actually, neither is correct. The glass is completely full, half full of water and half full of air. What is air...

A solution of Lithium Fluoride is separated using electrolysis. During this process the lithium ions are attracted to the cathode where they gain electrons to form lithium atoms. Thi...

What is an atomic model ? An atomic model is a model that was first developed to describe the building blocks of matter. Various atomic models where created by many scientists ...

When revising, it can seem like there is a lot to have to learn. As you practise some exam questions and lose some marks, it can make you feel more and more disheartened. By following...

If I ask your age, the answer is most probably given in years and not in seconds. In Chemistry we use moles and not the number of atoms because they are very small and very large in n...

Even till this day I am still learning how to revise, however when I do revise, I always follow the following fundamental points.- Space Repetition - Active Recall1. Space Repetition ...

To understand isomers, requires understanding of the two different chemical formulae: molecular and structural. The molecular formula is the number of each element found in a compound...