109
Mt
Meitnerium
(276) | 2
8
18
32
32
15
2
|
109
Mt
Meitnerium
(276) | 2
8
18
32
32
15
2
|
| General |
|---|
| Name | Meitnerium | | Symbol | Mt | | Number | 109 | | Chemical series | Transition elements | | Group / Period | 9 / 7 | | Block | d-block | | CAS registry number | 54038-01-6 |
| Physical properties |
|---|
| State | solid | | Density | g/cm3 | | Melting point | | | Boiling point | | | Critical point | |
| Atomic properties |
|---|
| Atomic Weight | (276) g/mol | | Crystal structure | | | Electronegativity | | | Atomic radius | | | Atomic radius (calculated) | | | Electron configuration | [Rn] 5f14 6d7 7s2 | | Electrons per shell | 2, 8, 18, 32, 32, 15, 2 | | Number of protons | 109 | | Number of neutrons | 159 |
|
Darmstadtium