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Meaning of boron group | Babel Free

Noun CEFR B2

Definitions

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

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

boron nitride boron oxide boron phosphate boron tree boron tribromide boron trichloride

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