Periodic Table of the Elements: Nobelium
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| Atomic Number: | 102 |
| Atomic Symbol: | No |
| Nobeliumnobelium , artificially produced radioactive chemical element; symbol No; at. no. 102; mass no. of most stable isotope 259; m.p. 827°C;; b.p. and density unknown; valence +2, +3. It is a metal of the actinide series in Group 3 of the periodic table. ..... Click the link for more information. | |
| Atomic Weight: | (259) |
| Electron Configuration: | 2 · 8 · 18 32 · 32 8 · 2 |