12

Mg

Magnesium

24.304

Alkaline Earth
Solid

Discovery

Black, Joseph (1755)

Etymology

Greek

Meaning

Location discovered

Electron configuration

Electron configuration

Crystal structure

Crystal structure

Hexagonal close-packed

Physical Properties

Phase

  (at 21 °C and 101.325 kPa)

Solid

Melting point

  (at 101.325 kPa)

639.0 °C

912.15 K

Boiling point

  (at 101.325 kPa)

1090.0 °C

1363.15 K

Density

  (at 21 °C and 101.325 kPa)

1.74 g/cm3

Electronegativity

1.31