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Chemical element

Frae Wikipedia, the free beuk o knawledge
Tap: The periodic cairt o the chemical elements.
Below: Examples of certain chemical elements. Frae left tae richt: hydrogen, barium, capper, uranium, bromine, an helium.

A chemical element is a speshies o atoms haein the same nummer o protons in thair atomic nuclei (that is, the same atomic nummer, or Z).[1]

References[eedit | eedit soorce]

  1. IUPAC (ed.). "chemical element". International Union of Pure and Applied Chemistry. doi:10.1351/goldbook.C01022.