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Meitnerium @ Periodic Table of Chemical Elements

109

Mt

Meitnerium

278

2
8
18
32
32
15
2
Meitnerium photo
PropertyValue
Atomic number109
Atomic weight278 amu
Electronic configuration1s22s22p63s23p63d104s24p64d104f145s25p65d106s26p65f146d77s2
Stable and very long lived isotopesNone
Density 35 (Estimate) g/cm3 (STP)
Periodict table
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