ontologies
GEMET
GEneral Multilingual Environmental Thesaurus (GEMET)
SKOS
Last submission date January 17, 2022
ID http://www.eionet.europa.eu/gemet/concept/2638
http://www.eionet.europa.eu/gemet/concept/2638
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Preferred name

element of group III

Definitions

Group III consists of two subgroups: group IIIb and group IIIa. Group IIIa consists of scandium, yttrium, and lanthanium, which is generally considered with the lanthanoids, and actinium, which is classified with the actinoids. Group IIIb, the main group, comprises boron, aluminium, gallium, indium, and thallium.

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Type http://www.w3.org/2004/02/skos/core#Concept
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