Zinc
Symbol
Zn
Atomic Number
30
Atomic Weight
65.39
Element Classification
Discovered By
Known to the ancients.
Discovery Date
n/a (Germany)
Name Origin
German: zink (German for tin).
Density (g/cc)
7.133
Melting Point (K)
692.73
Boiling Point (K)
1180
Appearance
Bluish-silver, ductile metal
Atomic Radius (pm)
138
Atomic Volume (cc/mol)
9.2
Covalent Radius (pm)
125
Ionic Radius
74 (+2e)
Specific Heat
0.388
Fusion Heat (kJ/mol)
7.28
Evaporation Heat (kJ/mol)
114.8
Thermal Conductivity (@25°C W/m K)
116
Debye Temperature (K)
234.00
Pauling Negativity Number
1.65
First Ionizing Energy (kJ/mol)
905.8
Oxidation States
2
Electronic Configuration
[Ar] 3d10 4s2
Lattice Structure
Hexagonal(HEX)
Lattice Constant
2.660
Lattice C/A Ratio
n/a
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