PERIODIC TABLE

Zinc

Atomic No. 30 Zn Zinc

About Zinc

Zinc is a metal with atomic number 30 whose compounds predominantly contain zinc in the +2 oxidation state. Zinc metal is used for galvanizing steel and in batteries, while zinc oxide is an ingredient in rubber formulations and electronic materials. Zinc sulfide is used in phosphors and infrared optical components, illustrating the different roles of the metal and its compounds.

Properties

Atomic Number
30
Atomic Symbol
Zn
Atomic Mass
65.39
CAS No.
7440-66-6
Density
7.14 g/cm³
Series
transition metal
Melting Point
419.53°C
Boiling Point
907°C
Thermal Conductivity
1.2 W/cm °C
Heat of Fusion
7.35 kJ/mol
Heat of Vaporization
119 kJ/mol
Electronegativity
1.65 pauling
Crystal Structure
Hexagonal
Electrical Conductivity
1.7×107 S/m

Zinc Products

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