chemical symbol
Also known as chemical element symbol, element symbol, chemical abbreviation
abbreviations used in chemistry
AI overview
A chemical symbol is a one- or two-letter abbreviation that represents a chemical element, like O for oxygen or Na for sodium. These symbols provide a quick, standardized way to identify elements and write chemical formulas and reactions without spelling out their full names.
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Article
The periodic table, elements being denoted by their symbols
Chemical symbols are the abbreviations used in chemistry, mainly for chemical elements, but also for functional groups, chemical compounds, and other entities. Element symbols for chemical elements, also known as atomic symbols, normally consist of one or two letters from the Latin alphabet and are written with the first letter capitalised.