Magnesium

Alkaline earth metals · Group 2 · Period 3

Atomic properties

Atomic number	12
Symbol	Mg
Standard atomic weight	24.305
Classification	Alkaline earth metals
Group	2
Period	3
Block	s-block
Electron configuration	[Ne] 3s2
Electronegativity (Pauling)	1.31
Common oxidation states	+2

Physical properties

Phase at 20 °C	Solid
Density	1.738 g/cm³
Melting point	650 °C
Boiling point	1090 °C
Discovered	1755
CAS number	—

Need a material? Ask us for a written proposition.

Any metal, powder, wire, oxide or purity. Stock is held in high-security bonded storage at Zurich Airport — no import duties or VAT while goods stay in bond, any quantity, in-house air, sea, land and express logistics. Written trade inquiries only.