Potassium

Definition of Potassium

Po`tas´si`um

n.

1.

(Chem.) An Alkali element, occurring abundantly but always combined, as in the chloride, sulphate, carbonate, or silicate, in the minerals sylvite, kainite, orthoclase, muscovite, etc. Atomic weight 39.0. Symbol K (Kalium).

Potassium permanganate
the salt KMnO4, crystallizing in dark red prisms having a greenish surface color, and dissolving in water with a beautiful purple red color; - used as an oxidizer and disinfectant. The name chameleon mineral is applied to this salt and also to potassium manganate.

Potassium bitartrate
See Cream of tartar, under Cream.

Related Words

atomic number 19, brine, carnallite, K, kainite, langbeinite, metal, metallic element, saltwater, seawater, sylvine, sylvite

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