30
65.38
Zn
Zinc
Identification
CAS Number: 7440-66-6
Discoverer: Known to the ancients.
Discovery Location: Germany
Properties
Atomic Dimensions
Atomic Radius: 135 pm →
Atomic Radius (Rahm): 222.00000000000003 pm
Covalent Radius: 122 pm →Van der Waals Radius: 200.99999999999997 pm
Metallic Radius: 121 pm
Atomic Volume: 9.2 cm³/mol
Lattice Constant: 2.66 Å
Thermodynamics
Electronic Structure
Electron Config: [Ar] 3d10 4s2
Block: d
Period: 4 →Group: 12 →Electronegativity: 1.65 →Oxidation States: +2
Abundance & Geochemistry
Crust Abundance: 70 mg/kg
Sea Abundance: 0.0049 mg/L
Geochemical Class: first series transition metal
Goldschmidt Class: chalcophile
About
Blue-white metallic element. Occurs in multiple compounds naturally. Five stable isotopes are six radioactive isotopes have been found. Chemically a reactive metal, combines with oxygen and other non-metals, reacts with dilute acids to release hydrogen.
Isotopes
Zn-64 64 49.17%
Zn-66 66 27.73%
Zn-68 68 18.45%
Zn-67 67 4.04%
Zn-70 70 0.6100%
