Magnesium (Mg)
Refractory Metals | Atomic Number: 12
Basic Properties
Mg
12
24.305 g/mol
| Element Category | Refractory Metals |
|---|---|
| Atomic Number | 12 |
| Atomic Weight | 24.305 g/mol |
| Crystal Structure | Hexagonal close-packed (HCP) |
Crystal Structure Visualization
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Description
Magnesium is a lightweight, silvery-white metal used in alloys, automotive parts, and electronics. It's essential for biological processes.
| Density | 1.74 g/cm³ |
|---|
| Tensile Strength | 200-400 MPa |
|---|---|
| Hardness | 2.5 Mohs |
| Melting Point | 650°C |
|---|---|
| Boiling Point | 1090°C |
| Thermal Conductivity | 156 W/(m·K) |
| Electrical Conductivity | 2.3 × 10^7 S/m |
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| Corrosion Resistance | Fair |
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Applications
Used in automotive and aerospace industries.
Production Methods
Extracted from seawater and minerals.
History
Known since ancient times in compound forms.