francium (Q671)

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chemical element with symbol Fr and atomic number 87
  • Fr
  • element 87
  • 87Fr
  • catium
  • eka-cesium
  • eka-caesium
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Language Label Description Also known as
English
francium
chemical element with symbol Fr and atomic number 87
  • Fr
  • element 87
  • 87Fr
  • catium
  • eka-cesium
  • eka-caesium

Statements

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1939
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87
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[Rn] 7s¹
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0.7
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Fr-TableImage.png
900 × 270; 29 KB
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At Tokyo 2024 154.jpg
4,032 × 3,024; 12.14 MB
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Electron shell 087 francium.png
1,678 × 1,835; 297 KB
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Francium
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Francium
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Identifiers

546.386
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40458
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1 reference
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14662042-n
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