Potassium

dm3=γ | de3=1.460 | pn3= | ps3=- }}

History

Potassium was discovered in 1807 by Sir Humphrey Davy, who derived it from caustic potash (KOH). Potassium was the first metal that was isolated by electrolysis.

Related Topics:
1807 - Humphrey Davy - Caustic potash - OH - Electrolysis

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Potassium was not known in Roman times, and its names are not Classical Latin.

Related Topics:
Roman - Classical Latin

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The name kalium was taken from the word "alkali", which came from Arabic al qalīy = "the calcined ashes".

Related Topics:
Alkali - Arabic

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The name potassium was made from the word "potash", which is English, and originally meant an alkali extracted in a pot from the ash of burnt wood or tree leaves.

Related Topics:
Potash - Alkali

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