Zinc (Zn)
Base Metals | Atomic Number: 30
Basic Properties
Zn
30
65.38 g/mol
| Element Category | Base Metals |
|---|---|
| Atomic Number | 30 |
| Atomic Weight | 65.38 g/mol |
| Crystal Structure | Hexagonal close-packed (HCP) |
Crystal Structure Visualization
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Description
Zinc is used primarily for galvanizing steel and in die-casting alloys, offering good corrosion protection.
| Density | 7.14 g/cm³ |
|---|
| Tensile Strength | 140-200 MPa |
|---|---|
| Hardness | 2.5 Mohs |
| Melting Point | 419.5°C |
|---|---|
| Boiling Point | 907°C |
| Thermal Conductivity | 116 W/(m·K) |
| Electrical Conductivity | 1.69 × 10^7 S/m |
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| Corrosion Resistance | Good (sacrificial coating for steel) |
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Applications
Galvanizing steel, die-casting, brass alloys, roofing, batteries
Production Methods
Electrolytic process, pyrometallurgical process
History
Production as a distinct metal began in the 13th century in India