Symbol: Pb

Atomic Number: 82

Atomic Weight: 207.2

Lead is a chemical element in the carbon group under number 82. Its symbol is Pb, after the Latin plumbum. As we know, in the past, all the plumbing was made of lead, which results in poisoning and death. Thankfully, it no longer is.

Lead is soft and considered a poor metal, which means that it is a metallic element in the p-block. It is not clear why these elements are considered poor metals. What sets them apart from the others is that their electro-negativity is higher while their melting and boiling points are lower than that of transition metals....Read More