The picture shows a close-up of one carbon atom. A hydrogen atom has one proton as the nucleus and one electron in the region outside the nucleus. The electron and proton are attracted to each other.

Atomic structure - Edexcel Atoms consist of a nucleus containing protons and neutrons ... models have different features and limitations. Chemistry calculations - Edexcel An empirical formula ...

Players read questions about energy levels and score points by picking the correct element as the answer. Electrons are in regions around the nucleus that are different distances away from the nucleus ...

Düllmann, head of the research department for superheavy element chemistry at GSI/FAIR ... The New Sub- μs Superheavy Nucleus Rf252, Physical Review Letters (2025). DOI: 10.1103/PhysRevLett.

For his work with radiation and the atomic nucleus, Rutherford received the 1908 Nobel Prize in chemistry. He was slightly put out, since he was a physicist and felt a bit superior to chemistry!

Atomic structure - Edexcel Atoms consist of a nucleus containing protons and neutrons ... Sample exam questions - key concepts in chemistry - Edexcel Understanding how to approach exam questions ...