| NOUN | substance | atomic number 19, potassium, K | a light soft silver-white metallic element of the alkali metal group |
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| Meaning | A light soft silver-white metallic element of the alkali metal group; oxidizes rapidly in air and reacts violently with water; is abundant in nature in combined forms occurring in sea water and in carnallite and kainite and sylvite. | |
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| Synonyms | potassium, K | |
| Broader | metallic element, metal | Any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc. |
| Substance of | carnallite | A white or reddish mineral consisting of hydrous chlorides / chlorides of potassium and magnesium |
| kainite | A white mineral consisting of magnesium sulphate and potassium chloride | |
| langbeinite | A mineral consisting of potassium magnesium double sulphate | |
| seawater, saltwater, brine | water containing salts | |
| sylvite, sylvine | A mineral consisting of native potassium chloride | |
| Spanish | K, número atómico 19, potasio | |
| Catalan | K, número atòmic 19, potassi | |
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