Promethium

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en: Promethium   –   de: Promethium   –   fr: Prométhium   –   ja: プロメチウム   –   ru: Прометий
Pm-TableImage.png
Position in the periodic table
symbol: Pm
atomic number: 61
chemical series: lanthanides
Electron shell 061 Promethium.svg
sample
electron shell


Miscellaneous[edit]