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Sodium
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Chemical element with atomic number 11 (Na)
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Wikipedia

Sodium is a chemical element; it has symbol Na (from Neo-Latin natrium) and atomic number 11. It is a soft, silvery-white, highly reactive metal. Sodium is an alkali metal, being in group 1 of the periodic table. Its only stable isotope is 23Na. The free metal does not occur in nature and must be prepared from compounds. Sodium is the sixth most...

Instance of
Chemical element
lithophile
Subclass of
Alkali metal
S-block
Part of
Period 3 element
Follows
Neon
References
Wikidata