Category

Tellurium

Catalogue

Atomic structure
Discovery
Source
Element USES
physical property
Chemical property
Geological data
Biology data

Atomic structure

Atomic volume/cm3 / mol: 20.5
Electronic configuration: 1 2 3 4 s2p6 s2 s2p6d10 s2p6d10 5 s2p4
Ion radius/A: 0.97
Covalent radius/A: 1.36 oxidation state: ± 2 6-trihydroxy-phenylethanone

Discovery

1783 by Baron Franz Joseph Muller von Reichenstein (Romania, Sibiu) found.

Source

The copper lead refining by-products obtained.

Element USES

The products can be used to improve metal cutting sex, used to color glass and ceramics, electronic device, rubber vulcanization, storage battery protective plate and resistor etc.

physical property

State: silvery white metal, and nonmetallic similar.
Melting point (℃) : 449.65
Boiling point (℃) : 988
Density (g/cc, 300 K) : 6.24
Than hot/J/gK: 0.2
Evaporation heat/KJ/mol: 52.55
Melting hot/KJ/mol: 17.49

Chemical property

Geological data

abundance
Retention time/year: unknown
The sun (relative to the H = 1 x 1012) : unknown sea/P.P.M. :
The earth's crust/P.P.M. : c 0.005 the Atlantic ocean surface: 1.6 x 10-seven Pacific surface: 1.9 x 10-seven
Atmospheric/P.P.M. (volume) : the Atlantic ocean depths: 0.7 x 10-seven deep in the Pacific: 1.7 x 10-seven

Biology data

Content in the human body
Liver/P.P.M. : 0.014
Organs: muscle/P.P.M. : 0.017
Blood/mg dm-3:0.0055 days intake/mg: c 0.6
Bone/P.P.M. : the unknown person (70 Kg) are total body/mg: c 0.7

Detailed information

Tellurium/Te