Element: Carbon (C)

Element (Atom) NameCarbon
SymbolC
Physical state at room temperatureSolid
Element ClassificationNon-metal
Group NameNone
Period Number (Periodic table) 2
Group number (Periodic table)14
Atomic number6
Atomic weight12.0107 (Ref: Jlab-ele006)
12.01 (Ref: Lanl-6)
[12.0096, 12.0116] (Ref: ciaaw-carbon, Nist-6)
Atomic Radius170 pm (Van der Waals) (Ref: Lanl-6)
Density2.2670 g/cm3. (Ref: Jlab-ele006)
Melting point3550°C (Ref: Jlab-ele006)
3550 °C (diamond) (Ref: Lanl-6)
Boiling point3825°C (Ref: Jlab-ele006)
3800°C (sublimation) (Ref: Lanl-6)
Electron shell configuration1s2 
2s2 2p2
Oxidation States+4, +2, -4 (Ref: Jlab-ele006)
+4, +3, +2, +1, 0, −1, −2, −3, −4 ​(a mildly acidic oxide) (Ref: Lanl-6)
Ionization Energy11.260 eV (Ref: Jlab-ele006)
11.2602880 eV (Ref: Nist-6)
Number of Stable Isotopes2
InChIInChI=1S/C (Ref: Pubchem-6)
InChI KeyOKTJSMMVPCPJKN-UHFFFAOYSA-N (Ref: Pubchem-6)
Remarks 

REFERENCES

  • Jlab-ele006: https://education.jlab.org/itselemental/ele006.html
  • Lanl-6: https://periodic.lanl.gov/6.shtml
  • ciaaw-carbon: https://www.ciaaw.org/carbon.htm
  • Nist-6 : https://physics.nist.gov/cgi-bin/Elements/elInfo.pl?element=6
  • Pubchem-6: https://pubchem.ncbi.nlm.nih.gov/element/6
  • science.co.il: https://www.science.co.il/elements/

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