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45 - Rhodium transition metal

Discovered by William Wollaston in 1803

Rhodium

Rhodium is a chemical element with symbol Rh and atomic number 45. It is a rare, silvery-white, hard, and chemically inert transition metal. It is a member of the platinum group.
Shell Electrons Orbitals
1 2 2 in 1s
2 8 2 in 2s + 6 in 2p
3 18 2 in 3s + 6 in 3p + 10 in 3d
4 16 2 in 4s + 6 in 4p + 8 in 4d
5 1 1 in 5s
RhodiumRh Electron 1 Electron 2 Electron 1 Electron 2 Electron 3 Electron 4 Electron 5 Electron 6 Electron 7 Electron 8 Electron 1 Electron 2 Electron 3 Electron 4 Electron 5 Electron 6 Electron 7 Electron 8 Electron 9 Electron 10 Electron 11 Electron 12 Electron 13 Electron 14 Electron 15 Electron 16 Electron 17 Electron 18 Electron 1 Electron 2 Electron 3 Electron 4 Electron 5 Electron 6 Electron 7 Electron 8 Electron 9 Electron 10 Electron 11 Electron 12 Electron 13 Electron 14 Electron 15 Electron 16 Electron 1
102.91  u Atomic Mass
1.8  Å Atomic Radius
3968  K Boiling Point
1.42  Å Covalent Radius
12.41  g/cm³ Density
110.27 Electron Affinity
2.28 Electronegativity
7.46  eV First Ionization Energy
2239.15  K Melting Point
5 Number of Shells
45 Atomic Number
2, 8, 18, 16, 1 Electron Shell Occupations