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The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at The data is made available under the Creative Commons License (CC BY 3.0, For more information see: Degtyarenko et al. (2008) ChEBI: a database and ontology for chemical entities of biological interest. Nucleic Acids Res. 36, D344–D350.

Term:polonium-212 atom
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Accession:CHEBI:37342 term browser browse the term
Definition:The radioactive isotope of polonium with relative atomic mass 211.988852 and half-life of 0.299 mus.
Synonyms:related_synonym: (212)84Po;   (212)Po;   Formula=[212Po];   InChI=1S/Po/i1+3;   InChIKey=HZEBHPIOVYHPMT-AKLPVKDBSA-N;   SMILES=[212Po];   polonium, isotope of mass 212;   polonium-212
 xref: CAS:15389-34-1;   Gmelin:41677

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Path 1
Term Annotations click to browse term
  CHEBI ontology 0
    chemical entity 0
      atom 0
        metal atom 0
          polonium atom 0
            polonium-212 atom 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 0
    subatomic particle 0
      composite particle 0
        hadron 0
          baryon 0
            nucleon 0
              atomic nucleus 0
                atom 0
                  main group element atom 0
                    p-block element atom 0
                      chalcogen 0
                        polonium atom 0
                          polonium-212 atom 0
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