Element: Cadmium (Cd)

Element (Atom) NameCadmium
SymbolCd
Physical state at room temperatureSolid
Element ClassificationMetal
Group NameNone
Period Number (Periodic table) 5
Group number (Periodic table)12
Atomic number48
Atomic weight112.414 (Ref: Jlab-ele048, ciaaw-cadmium, Nist-48)
112.4 (Ref: Lanl-48)
Atomic Radius158 pm (Van der Waals) (Ref: Lanl-48)
Density8.69 g/cm3 (Ref: Jlab-ele048)
Melting point321.07°C (Ref: Jlab-ele048, Lanl-48)
Boiling point767°C (Ref: Jlab-ele048, Lanl-48)
Electron shell configuration1s2 
2s2 2p6 3s2 3p6 3d10 
4s2 4p6 4d10 
5s2
Oxidation States+2 (Ref: Jlab-ele048)
2, 1, −2 ​(a mildly basic oxide) (Ref: Lanl-48)
Ionization Energy8.994 eV (Ref: Jlab-ele048)
8.993820 eV (Ref: Nist-48)
Number of Stable Isotopes3
InChIInChI=1S/Cd (Ref: Pubchem-48)
InChI KeyBDOSMKKIYDKNTQ-UHFFFAOYSA-N (Ref: Pubchem-48)
Remarks 

REFERENCES

  • Jlab-ele048: https://education.jlab.org/itselemental/ele048.html
  • Lanl-48: https://periodic.lanl.gov/48.shtml
  • ciaaw-cadmium: https://www.ciaaw.org/cadmium.htm
  • Nist-48 : https://physics.nist.gov/cgi-bin/Elements/elInfo.pl?element=48
  • Pubchem-48: https://pubchem.ncbi.nlm.nih.gov/element/48
  • science.co.il: https://www.science.co.il/elements/

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