Radium

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en: Radium   –   de: Radium   –   fr: Radium   –   ja: ラジウム   –   ru: Радий
Ra-TableImage.png
Position in the periodic table
symbol: Ra
atomic number: 88
chemical series: alkaline earth metals
Electron shell 088 Radium.svg
sample
electron shell

Miscellaneous[edit]