promethium
| Property | Value |
|---|---|
| Symbol | Pm |
| Atomic number | 61 |
| IRI | https://hendrikborgelt.github.io/Draft_for_IUPAC_CIAAW-Isotopic-Abundances-and-Atomic-Weights/elements/Promethium |
| Wikidata | Q1809 |
| Longest-lived isotope | 145 |
Standard atomic weight
The table gives no standard atomic weight for this element.
Isotopes
The table lists no isotopic composition for this element.
Turtle
This resource as a file: Promethium.ttl
# Prototype: a suggestion, not an official CIAAW or IUPAC record. Official values are at https://ciaaw.org
@prefix chemrof: <https://w3id.org/chemrof/> .
@prefix ciaaw: <https://hendrikborgelt.github.io/Draft_for_IUPAC_CIAAW-Isotopic-Abundances-and-Atomic-Weights/ciaaw-draft#> .
@prefix element: <https://hendrikborgelt.github.io/Draft_for_IUPAC_CIAAW-Isotopic-Abundances-and-Atomic-Weights/elements/> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
element:Promethium a chemrof:ChemicalElement ;
rdfs:label "promethium"@en ;
ciaaw:longestLivedMassNumber 145 ;
chemrof:atomic_number 61 ;
chemrof:symbol "Pm" .