Category

Cadmium

Catalogue

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

Atomic structure

Atomic radius/A: 1.71
Atomic volume/cm3 / mol: 13.1
Electronic configuration: 1 2 3 4 s2p6 s2 s2p6d10 s2p6d10 5 s2
Ion radius/A: 0.97
Covalent radius/A: 1.48 oxidation state: 2

Discovery

1817 by f. Stromeyer (Germany, Gottingen) found.

Source

By zinc refining by-products obtained.

Element USES

Used for nickel cadmium battery, nuclear regulator, red, yellow pigment.

physical property

State: silvery white transition metal. Melting point (℃) : 321.18 Boiling point (℃) : 765 Density (g/cc, 300 K) : 8.65 Than hot/J/gK: 0.231 Evaporation heat/KJ/mol: 99.57 Melting hot/KJ/mol: 6.192 Conductive rate / 106 / cm: 0.138 Coefficient of thermal conductivity/W/cmK: 0.968

Geological data

abundance Retention time/year: 30 The sun (relative to the H = 1 x 1012) : 71 sea/P.P.M. : The earth's crust/P.P.M. : 0.11 the Atlantic ocean surface: 1.1 x 10-6 Pacific surface: 1.1 x 10-6 Atmospheric/P.P.M. (volume) : the Atlantic ocean depths: 38 x 10-6 deep in the Pacific: 100 x 10-6

Biology data

Content in the human body Liver/P.P.M. : 2-22 Organs: muscle/P.P.M. : 0.14-3.2 Blood/mg dm-3:0.0052 days intake/mg: 0.007 3 Bone/P.P.M. : 1.8 (70 Kg) are total body/mg: 50

Detailed information

Cadmium/Cd