File:Electron shell 087 francium.png
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![File:Electron shell 087 francium.png](https://upload.wikimedia.org/wikipedia/commons/thumb/a/a6/Electron_shell_087_francium.png/548px-Electron_shell_087_francium.png?20050823202153)
Size of this preview: 548 × 599 pixels. Other resolutions: 219 × 240 pixels | 439 × 480 pixels | 702 × 768 pixels | 936 × 1,024 pixels | 1,678 × 1,835 pixels.
Original file (1,678 × 1,835 pixels, file size: 297 KB, MIME type: image/png)