Because it can either lose or share electron when it combines with other etements, each of what has some of the properties of metals and some ofthe properties of nonmetals?
The metalloids are along the "staircase" on the right hand side of the periodic table of elements. They can either lose an electron or share an electron when it combines with other elements. They have some properties of metals and some properties of non-metals.
The metalloids include Boron (B), Silicon (Si), Germanium (Ge), Arsenic (As), Antimony (Sb), Tellurium (Te), Astatine (At), and Polonium (Po). You can view more information at Ptable. com and the Gordon England Website.