Answer:
Boron
The Boron Family is named after the first element in the family. Atoms in this family have 3 valence electrons. This family includes a metalloid (boron), and the rest are metals.
Explanation:
Periodic table block Periodic table group Valence electrons
d Groups 3-12 (transition metals) 3–12
p Group 13 (III) (boron group) 3
Group 14 (IV) (carbon group) 4
Group 15 (V) (pnictogens or nitrogen group)