Cerium Properties

Cerium

Physical

Melting Point

795.00 °C 56

Boiling Point

3,257.00 °C 23

Hardness

Mohs Hardness

2.50 14

Brinell Hardness

186.00 MPa 43

Vickers Hardness

210.00 MPa 32

Optical Properties

Refractive Index

Not Available 0

Reflectivity

Not Available 0

Speed of Sound

2,100.00 m/s 43

Allotropes

No 0

α Allotropes

Not Available 0

β Allotropes

Not Available 0

γ Allotropes

Not Available 0

Chemical

Chemical Formula

Ce 0

Isotopes

Known Isotopes

30 9

Electronegativity

Pauling Electronegativity

1.12 43

Sanderson Electronegativity

Not Available 0

Allred Rochow Electronegativity

1.08 31

Mulliken-Jaffe Electronegativity

Not Available 0

Allen Electronegativity

Not Available 0

Electropositivity

Pauling Electropositivity

2.88 11

Ionization Energies

1st Energy Level

534.40 kJ/mol 76

2nd Energy Level

1,050.00 kJ/mol 78

3rd Energy Level

1,949.00 kJ/mol 78

Electrochemical Equivalent

1.74 g/amp-hr 41

Electron Work Function

2.84 eV 39

Other Chemical Properties

Chemical Stability, Anti Corrosion, Ionization, Radioactive Isotopes, Solubility 0

Mechanical

Density

Density At Room Temperature

6.77 g/cm³ 63

Density When Liquid (at m.p.)

6.55 g/cm3 38

Vapor Pressure

Vapor Pressure at 1000 K

0.00 (Pa) 34

Vapor Pressure at 2000 K

1.04 (Pa) 13

Tensile Strength

Not Available 0

Viscosity

Not Available 0

Elasticity properties

Shear Modulus

13.50 GPa 41

Bulk Modulus

21.50 GPa 42

Young's Modulus

33.60 GPa 43

Poisson Ratio

0.24 27

Other Mechanical Properties

Ductile, Malleable 0

Periodic Table

Symbol

Ce 0

Group Number

Not Available 0

Period Number

6 2

Block

f block 0

Element Family

Lanthanide 0

Atomic

Atomic Number

58 58

Atomic Weight

140.12 amu 52

Atomic Volume

20.67 cm3/mol 17

Electron Configuration

[Xe] 4f¹ 5d¹ 6s² 0

Valence Electron Potential

41.78 (-eV) 45

Atom

Number of Protons

58 57

Number of Neutrons

82 41

Number of Electrons

58 57

Crystal Structure

Double Hexagonal Close Packed (DHCP) 0

Crystal Lattice

DHCP-Crystal-Structure-of-Cerium.jpg#100 0

Radius of an Atom

Atomic Radius

181.80 pm 12

Covalent Radius

204.00 pm 8

Van der Waals Radius

235.00 pm 17

Lattice Constant

362.00 pm 34

Lattice Angles

π/2, π/2, 2 π/3 0

Lattice C/A Ratio

Not Available 0

Adjacent Atomic Numbers

Next Element

81 0

Previous Element

72 0

Magnetic

Electrical Properties

Resistivity

828.00 nΩ·m 3

Electrical Conductivity

0.01 10⁶/cm Ω 54

Electron Affinity

50.00 kJ/mol 21

Electrical Property

Conductor 0

Magnetic Characteristics

Specific Gravity

6.77 50

Magnetic Ordering

Paramagnetic 0

Permeability

Not Available 0

Susceptibility

Not Available 0

Thermal

Specific Heat

0.19 J/(kg K) 32

Thermal Conductivity

11.30 W/m·K 61

Critical Temperature

Not Available 0

Molar Heat Capacity

26.94 J/mol·K 23

Thermal Expansion

6.30 µm/(m·K) 52

Standard Molar Entropy

72.00 J/mol.K 12

Enthalpy

Enthalpy of Vaporization

414.00 kJ/mol 16

Enthalpy of Fusion

5.46 kJ/mol 52

Enthalpy of Atomization

381.00 kJ/mol 23

All >>

<< Thermal

Lanthanide Metals

Compare Lanthanide Series

Lanthanide Metals

Terbium
Periodi... | Physical | Chemical | Mechanical

Dysprosium
Periodi... | Physical | Chemical | Mechanical

Holmium
Periodi... | Physical | Chemical | Mechanical

» More Lanthanide Metals

Compare Lanthanide Series

Lanthanum vs Samarium
Periodi... | Physical | Chemical | Mechanical

Europium vs Samarium
Periodi... | Physical | Chemical | Mechanical

Promethium vs Samarium
Periodi... | Physical | Chemical | Mechanical

» More Compare Lanthanide Series

Transition Metals + -

Actinide Metals + -

Lanthanide Metals + -

Post-Transition Metals + -

Alkaline Earth Metals + -

Cerium Properties

Lanthanide Metals

Compare Lanthanide Series

Lanthanide Metals

Compare Lanthanide Series