Zinc is a chemical element with the symbol Zn and atomic number 30. It is a transition metal, similar to iron and nickel, and it's essential for life.
The number of protons found in the nucleus of an atom, which determines its chemical properties.
Transition Metal: A type of metallic element characterized by its ability to form stable, colored compounds and ions with incomplete d-shells.
A substance that cannot be broken down into simpler substances by chemical means.