NanoParticle Ontology

Last uploaded: August 17, 2012
Preferred Name

isotope

Synonyms
Definitions

<ncicp:ComplexDefinition xmlns:ncicp="http://ncicb.nci.nih.gov/xml/owl/EVS/ComplexProperties.xsd#"><ncicp:def-definition>A material entity which is one of two or more forms of atoms - of a chemical element-that contain the same number of protons but different number of neutrons in their nuclei. Hence an isotope differs from an atom in relative atomic mass and physical properties but not in chemical properties; an isotope is a radioactive form of element.</ncicp:def-definition><ncicp:Definition_Review_Date>100623</ncicp:Definition_Review_Date><ncicp:def-source>NPO</ncicp:def-source><ncicp:Definition_Reviewer_Name>Dennis Thomas</ncicp:Definition_Reviewer_Name></ncicp:ComplexDefinition>

ID

http://purl.bioontology.org/ontology/npo#NPO_973

code

NPO_973

definition

A material entity which is one of two or more forms of atoms - of a chemical element-that contain the same number of protons but different number of neutrons in their nuclei. Hence an isotope differs from an atom in relative atomic mass and physical properties but not in chemical properties; an isotope is a radioactive form of element.100623NPODennis Thomas

label

isotope

preferred_name

isotope

prefixIRI

npo:NPO_973

subClassOf

http://purl.bioontology.org/ontology/npo#NPO_1972

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