A brief definition:Nonmetals is an element not having the character of a metal, as carbon or nitrogen.
Nonmetals have four or more valence electrons. Also, nonmetals usually gain electrons. There are seventeen elements in the nonmetal group. Nonmetals are not good conductors, are brittle, transparent, and are solid, liquids, or gases at room temperature. Another thing is they are not malleable or ductile.
Nonmetals have four or more valence electrons. Also, nonmetals usually gain electrons. There are seventeen elements in the nonmetal group. Nonmetals are not good conductors, are brittle, transparent, and are solid, liquids, or gases at room temperature. Another thing is they are not malleable or ductile.