GEMET
General
Multilingual
Environmental
Thesaurus
éléments du groupe I (alcalins)
Definition

Any of the monovalent metals lithium, sodium, potassium, rubidium, caesium, and francium, belonging to group 1A of the periodic table. They are all very reactive and electropositive.

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Scope note

Scope note is not available.

Concept URL: http://www.eionet.europa.eu/gemet/concept/2636