Question

what is sodium.







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Answer 1

Answer:

Sodium is a chemical element with the symbol Na 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

Explanation:

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Answer 2

Answer:

Sodium is a chemical element with the symbol Na (from 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. ... Sodium was first isolated by Humphry Davy in 1807 by the electrolysis of sodium hydroxide.

Oxidation states: −1, +1 (a strongly basic oxide)

Discovery and first isolation: Humphry Davy (1807)

Group: group 1: hydrogen and alkali metals

Appearance: silvery white metallic