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Meaning of pentaborate | Babel Free

Noun CEFR C1

Definitions

The oxyanion of boron B₅O₈⁻; any salt containing this anion

CEFR level

C1
Advanced
This word is part of the CEFR C1 vocabulary — advanced level.

See also

pentabrach pentabromide pentabromodiphenyl ether pentabromodiphenyl oxide pentacalcium pentacarbide

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