Periodic Table of the Elements: Meitnerium
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| Atomic Number: | 109 |
| Atomic Symbol: | Mt |
| Meitneriummeitnerium , artificially produced radioactive chemical element; symbol Mt; at. no. 109; mass number of most stable isotope 276; m.p., b.p., sp. gr., and valence unknown. Situated in Group 9 of the periodic table it is expected to have properties similar to those of iridium. ..... Click the link for more information. | |
| Atomic Weight: | (276) |
| Electron Configuration: | 2 · 8 · 18 32 · 32 15 · 2 |