- Atomic Radius (Å)
Zinc, in commerce also spelter, is a chemical element with symbol Zn and atomic number 30. It is the first element of group 12 of the periodic table. In some respects zinc is chemically similar to magnesium:its ion is of similar size and its only common oxidation state is +2.
30
Atomic Number
65.38
Atomic Mass (u)
692.88
Melting Point (K)
1180
Boiling Point (K)
7.14
Density (solid: g/cm³, gas: g/liter)
1.5
Atomic Radius (Å)
1.22
Covalent Radius (Å)
1.65
Electronegativity
9.39
First Ionization Energy (eV)
-58
Electron Affinity
4
Number of Shells
2, 8, 18, 2
Electron Shell Occupations
0.39
Specific Heat (J/g)