
Metals and nonmetals make up almost everything in our world. They represent the two biggest sections on the periodic table of elements. But what exactly makes a metal? How are nonmetals similar? And what's a metalloid? Learn the answers to these questions and more. It's key chemistry...

Metals and nonmetals make up almost everything in our world. They represent the two biggest sections on the periodic table of elements. But what exactly makes a metal? How are nonmetals similar? And what's a metalloid? Learn the answers to these questions and more. It's key chemistry...