58

Ce

Cerium

140.12

Lathanide
Solid

Discovery

Hisinger, Wilhelm & Berzelius, Jöns Jacob (1803)

Etymology

Latin

Meaning

Grain, bread

Electron configuration

Electron configuration

Crystal structure

Crystal structure

Double hexagonal close-packed

Second crystal structure

Face-centered cubic

Physical Properties

Phase

  (at 21 °C and 101.325 kPa)

Solid

Melting point

  (at 101.325 kPa)

795.0 °C

1068.15 K

Boiling point

  (at 101.325 kPa)

3469.0 °C

3742.15 K

Density

  (at 21 °C and 101.325 kPa)

6.77 g/cm3

Electronegativity

1.12