Ruthenium (Ru)
A fascinating transition metal element.
Ruthenium is element 44 on the periodic table.
Element properties
- Atomic number
- 44
- Symbol
- Ru
- Atomic mass
- 101.07 u
- Category
- Transition Metal
- Period
- 5
- Group
- 8
- Block
- d
- State
- Solid
- Electron configuration
- [Kr] 4d7 5s1
- Electronegativity (Pauling)
- 2.2
- Density
- 12.37 g/cm³
- Melting point
- 2334 °C
- Boiling point
- 4150 °C