Send us a Message

Submit Data |  Help |  Video Tutorials |  News |  Publications |  Download |  REST API |  Citing RGD |  Contact   


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:oxygen-16 atom
go back to main search page
Accession:CHEBI:33818 term browser browse the term
Definition:The stable isotope of oxygen with relative atomic mass 15.994914. The most abundant (99.76 atom percent) isotope of naturally occurring oxygen.
Synonyms:related_synonym: (16)8O;   (16)O;   Formula=[16O];   InChI=1S/O/i1+0;   InChIKey=QVGXLLKOCUKJST-IGMARMGPSA-N;   SMILES=[16O];   oxygen-16
 xref: Gmelin:17560

show annotations for term's descendants           Sort by:

Term paths to the root
Path 1
Term Annotations click to browse term
  CHEBI ontology 19775
    chemical entity 19775
      atom 19774
        nonmetal atom 19655
          oxygen atom 19368
            oxygen-16 atom 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 19775
    subatomic particle 19774
      composite particle 19774
        hadron 19774
          baryon 19774
            nucleon 19774
              atomic nucleus 19774
                atom 19774
                  main group element atom 19665
                    p-block element atom 19665
                      chalcogen 19403
                        oxygen atom 19368
                          oxygen-16 atom 0
paths to the root