Periodic Table

Tellurium

Atomic Number: 52

 
Overview
PropertyValueUnits

Atomic Mass

127.6

Density

6.24

g/cckg/m3lb/in3
Thermal Properties

Thermal Properties

PropertyValueUnits

Melting Point

449°C

K°C°F°R

Boiling Point

990°C

K°C°F°R

Critical Pressure

The critical pressure has not been determined for Tellurium

Critical Temperature

The critical temperature has not been determined for Tellurium

Heat of Fusion

17.5 kJ/mol

kJ/molcal/mol

Heat of Vaporization

48 kJ/mol

kJ/molcal/mol

Specific Heat

201 J/kg·K

J/kg·K

Thermal Conductivity

3 W/m·K

W/m·K
Electon Configuration

Electron Structure

[Kr] 4d10 5s2 5p4

Shell Arrangement

KLMNOPQ
281818600
LevelS OrbitalP OrbitalD OrbitalF Orbital
Level 1
Level 2
History

Year Discovered

1783

Isotopes
IsotopeCommon NameSymbolMassStatusAbundanceHalf-lifeDecay modeDecay EnergyNuclear SpinMagnetic Moment

52

Te

120

TelluriumTe120Stable0.09-----

52

Te

122

TelluriumTe122Stable2.55-----

52

Te

123

TelluriumTe123Stable0.89-----

52

Te

124

TelluriumTe124Stable4.74-----

52

Te

125

TelluriumTe125Stable7.07-----

52

Te

126

TelluriumTe126Stable18.84-----

52

Te

128

TelluriumTe128Stable31.74-----

52

Te

130

TelluriumTe130Stable34.08-----

Isotopic mass data for stable isotopes is from:
G. Audi, A.H. Wapstra in Nuclear Physics A, 1993, 565, 1-65
and
G. Audi, A.H.Wapstra in Nuclear Physics A, 1995, 595 409-480.

Natural abundance data is from:
K.J.R. Rosman, P.D.P. Taylor in Pure Appplied Chemistry, 1999, 71, 1593-1607.

 

Occurance
In the Universe0.0000009%
In the Sun0%
In Meteorites0.00021%
In the Earth's Crust0.000000099%
In Seawater0%
In the Human Body0%
Models

Pictures, videos and 3D models of the element

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