Group 13

This chapter covers the elements of Group 13 (B to Tl). There is extensive coverage of the natural sources and preparations of these elements, their structures, properties, uses, and biological effects. Their compounds with oxygen, nitrogen, hydrogen, and halides are described in detail. The coverage also includes the metal borides, boric acid and its many derivatives, carboranes, and the aqueous species of their ions. The preparations, structures, and reactions of their organic derivatives also are described. The coverage of these topics includes references published through to mid-2021.