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Atoms and isotopes - Properties and uses of substances: Video playlist - BBC Bitesize
An introduction to how protons, neutrons and electrons make up atoms.
↗ https://www.bbc.co.uk/bitesize/topics/ztms4wx/watch/zc22fg8An introduction to how protons, neutrons and electrons make up atoms.
↗ https://www.bbc.co.uk/bitesize/topics/ztms4wx/watch/zc22fg8