Zinc (Zn)

Zinc is a chemical element with symbol Zn and atomic number 30. It is the first element in group 12 of the periodic table. German chemist Andreas Marggraf isolated high-purity zinc metal in 1746.

Atomic Number

30

Atomic Mass

65.38 u

Category

transition metal

Phase

solid

Density

7.14 g/cm³

Electron Shells

2, 8, 18, 2

Atomic Structure

Protons: 30 • Electrons: 30 • Neutrons: Varies by isotope

Electron Configuration: 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰

Discovery

1746 • Andreas Sigismund Marggraf