Home 48 Cd Cadmium back to the periodic table

Atomic number   48
Symbol   Cd
Atomic weight   102.411
Density [g/cm3]   8.64
Melting point [°C]   320.9
Boiling point [°C]   765
1st Ionization energy [eV]   8.993
Electronic configuration   [Kr] 4d10 5s2
Oxidation number (most stable)   2
Atomic radius [pm]   148.9
Ionic radius [pm]   95 (2+)
Abundance in crustal rocks [ppm]   0.16
Origin of the name   (griech.) cadmeia = calamine (zinc carbonate)
Discovery   1817 by the German chemists Friedrich Stromeyer
Uses   to the colouring of plastics and as stabilizer (CdS) as well as in Ni-Cd batteries).

This page in German - Diese Seite in Deutsch
© 2004 Büro für angewandte Mineralogie · Dr. Stephan Rudolph · D-47918 Tönisvorst
These recommendations are believed to be correct. However, no guarantee of their accuracy is given. Therefore, purchasers shall make their own tests to determine suitability for their use. These products are offered for industrial and related uses (e.g. research and development) only. However the user must take the necessary precautions appropriate for products containing chemicals. This description does not imply the absence of any patents, the responsibility whatsoever solely rests with the user.