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CHEBI ONTOLOGY - ANNOTATIONS

The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at http://www.ebi.ac.uk/chebi/. The data is made available under the Creative Commons License (CC BY 3.0, http://creativecommons.org/licenses/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:chalcogen
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Accession:CHEBI:33303 term browser browse the term
Definition:Any p-block element belonging to the group 16 family of the periodic table.
Synonyms:exact_synonym: chalcogens
 related_synonym: Chalkogen;   Chalkogene;   anfigeno;   anfigenos;   calcogeno;   calcogenos;   chalcogene;   chalcogenes;   group 16 elements;   group VI elements
 xref: PMID:17084588


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  • Term paths to the root
    Path 1
    Term Annotations click to browse term
      CHEBI ontology 24830
        chemical entity 24800
          atom 24789
            main group element atom 24656
              p-block element atom 24656
                chalcogen 23798
                  chalcogen molecular entity + 23798
                  oxygen atom + 23684
                  polonium atom + 0
                  selenium atom + 3265
                  sulfur atom + 17681
                  tellurium atom + 5
    Path 2
    Term Annotations click to browse term
      CHEBI ontology 24830
        subatomic particle 24789
          composite particle 24789
            hadron 24789
              baryon 24789
                nucleon 24789
                  atomic nucleus 24789
                    atom 24789
                      main group element atom 24656
                        p-block element atom 24656
                          chalcogen 23798
                            chalcogen molecular entity + 23798
                            oxygen atom + 23684
                            polonium atom + 0
                            selenium atom + 3265
                            sulfur atom + 17681
                            tellurium atom + 5
    paths to the root