Periodic Table of the Elements: Mendelevium
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| Atomic Number: | 101 |
| Atomic Symbol: | Md |
| Mendeleviummendelevium , artificially produced radioactive chemical element; symbol Md; at. no. 101; mass no. of most stable isotope 258; m.p. 827°C;; b.p. and sp. gr. unknown; valence +1, +2, +3. Mendelevium is a metal of the actinide series in Group 3 of the periodic table. ..... Click the link for more information. | |
| Atomic Weight: | (258) |
| Electron Configuration: | 2 · 8 · 18 32 · 31 8 · 2 |