Boron oxide Boron oxide may refer to one of several oxides of boron: Boron trioxide (B2O3, diboron trioxide), the most common form Boron monoxide (BO) Boron suboxide (B6O) Index of chemical compounds with the same nameThis set index article lists chemical compounds articles associated with the same name.If an internal link led you here, you may wish to change the link to point directly to the intended article.