Quantum Numbers

Rationalising The Universe

Today I intend to do a post explaining the different quantum numbers in simple terms. There is a good chance that in future posts will have a need to refer to quantum numbers – I don’t have something in mind but they are important. My aim is to over time make the site self-sufficient, so when we reference something like a quantum number there is somewhere else the readers can be directed which will give an explanation for those in need.

Principle Quantum Number

The principle quantum number is as it sounds – the important one which if you have taken any basic Chemistry qualification you will know about. The principal quantum number, denoted n, is essentially the average distance that an electron will find itself from the nucleus. It is often referred to as the number of electron shells or orbitals – this isn’t wrong, since when an atom is…

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