45
Rh
Rhodium
Rhodium
Rhodium (Rh)
Transition Metals · Solid · Period 5 · Group 9
Element Properties
- Atomic Number
- 45
- Symbol
- Rh
- Atomic Mass
- 102.9055
- Category
- Transition Metals
- Standard State
- Solid
- Period
- 5
- Group
- 9
- Electronegativity
- 2.28
- Atomic Radius
- 195
- Ionization Energy
- 7.46
- Electron Affinity
- 1.14
- Oxidation States
- +3
- Melting Point
- 2237 K (1963.85 °C)
- Boiling Point
- 3968 K (3694.85 °C)
- Density
- 12.4
- Electron Configuration
- [Kr]5s1 4d8
- Year Discovered
- 1803
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Frequently asked questions
What is the atomic number of Rhodium?
The atomic number of Rhodium is 45, which equals the number of protons in its nucleus.
What is the atomic mass of Rhodium?
The atomic mass of Rhodium is approximately 102.9055 u (one twelfth of the mass of a carbon-12 atom).
What is the electron configuration of Rhodium?
The electron configuration of Rhodium is [Kr]5s1 4d8.
Where is Rhodium in the periodic table?
Rhodium is located in period 5, group 9.
When was Rhodium discovered?
Rhodium was discovered in 1803.