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Definition of Boron group
1. Noun. (chemistry) a vertical series of elements in the periodic table that have three valence electrons; boron is a metalloid, while aluminium, gallium, indium and thallium are metals ¹
¹ Source: wiktionary.com
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1. Noun. (chemistry) a vertical series of elements in the periodic table that have three valence electrons; boron is a metalloid, while aluminium, gallium, indium and thallium are metals ¹
¹ Source: wiktionary.com