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
Corrosion Resistance Fair

Applications

Used in automotive and aerospace industries.

Production Methods

Extracted from seawater and minerals.

History

Known since ancient times in compound forms.