General Information
| Symbol: | Rh |
| Atomic Number: | 45 |
| Atomic Weight: (Atomic Mass, Molar Mass) | 102.9055 |
| Group: | 9 (cobalt family) |
| VIIIA (Old IUPAC), VIII (CAS) |
| Period: | 5 |
| Block: | d |
Physical Properties
| Density: | 12.4 g/cm3 |
| Atomic Volume: | 8.3 cm2/mole |
| Atomic Radius: | 1.34 angstroms |
| Covalent Radius: | 135 pm |
| Radioactive: | No |
States
| Melting Point: | 1966.0 °C |
| Boiling Point: | 3727.0 °C |
| Heat Of Fusion: | 21.76 kJ/mole |
| Heat Of Vaporization: | 495.39 kJ/mole |
Energy
| Electronegativity: | 2.3 (Pauling Scale) |
| Electron Affinity: | -110 kJ/mol |
| 1st Ionization Energy: | 720 kJ/mol |
| Specific Heat Capacity: | 0.242 J g−1 K−1 |
| Thermal Conductivity: | 150.0 W·m−1·K−1 |
Electrons & Oxidation
| Oxidation States: | +3,4,6 |
| Electrons Per Shell: | 2 8 18 16 1 |
| Electron Configuration: | [Kr] 4d8 5s1 |
| 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d8 5s1 |
| 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d8 5s1 |
History
| Discovered In: | 1803 |
| Discovered By: | William Hyde Wollaston |
| Discovered At: | England |
| Word Origin: | From the Greek word "rhodon" meaning "rose" |
Translations
| English | Rhodium |
| Deutsch | Rhodium |
| Lëtzebuergesch | Rhodium |
| Nederlands | Rhodium |
| Afrikaans | Rhodium |
| Frysk | Rhodium |
| Dansk | Rhodium |
| Svenska | Rodium |
| Norsk | Rhodium |
| Íslenska | Ródín |
| Føroysk | Rodium |
| Latin | Rhodium |
| Français | Rhodium |
| Español | Rodio |
| Catalana | Rodi |
| Occitana | Ròdi |
| Português | Ródio |
| Galego | Rodio |
| Italiano | Rodio |
| Furlan | Rodi |
| Român | Rodiu |
| Moldavian | Rodiu |
| Armãneashte | Rodiumu |
| Русский | Родий |
| Українска | Родій |
| by | Родый |
| Polska | Rod |
| Kaszëbsczi | Ród |
| Čech | Rhodium |
| Slovenský | Ródium |
| Slovenščina | Rodij |
| Hrvatska | Rodij |
| Српски | Родиjум |
| Bosnian | Rodij |
| Македонски | Родиум |
| Български | Родий |
| Lietuviškai | Rodis |
| Lao | Rodijs |
| Sudovian | Rādijan |
| Cymraeg | Rhodiwm |
| Gaeilge na hÉireann | Róidiam |
| Gàidhlig na h | Ròidiam |
| Gaelg Vanninagh | Roydjum |
| Cornish | Rhodyum |
| Brezhoneg | Rodiom |
| Ελληνική | Ροdιο |
| Shqip | Rodium |
| Ossetian | Родий |
| Euskera | Rodioa |
| Georgian | როდიუმი |
| Suomi | Rodium |
| Eesti | Roodium |
| Magyar | Ródium |
| Türkçe | Rodyum |
| Kazakh | Родий |
| Uzbek | Родий |
| Tajik | Rodi' |
| Mongolian | Роди |
| 日本語 | ロジウム [rojiumu] |
| 中国话 | 銠 |
| ไทย | โรเดียม |
| Vietnamese | Rođi |
| Bahasa Melayu | Rodium |
| العربيه | روديوم |
| Il-Malti | Rodjum |
| עברית | רודיום |
| Esperanto | Rodio |
Links
Misspellings: ehodium, dhodium, fhodium, thodium, 5hodium, 4hodium, rgodium, rbodium, rnodium, rjodium, ruodium, ryodium, rhidium, rhkdium, rhldium, rhpdium, rh0dium, rh9dium, rhosium, rhoxium, rhocium, rhofium, rhorium, rhoeium, rhoduum, rhodjum, rhodkum, rhodoum, rhod9um, rhod8um, rhodiym, rhodihm, rhodijm, rhodiim, rhodi8m, rhodi7m, rhodiun, rhodiuk, rhodiuj, hodium, rodium, rhdium, rhoium, rhodum, rhodim, rhodiu, hrodium, rohdium, rhdoium, rhoidum, rhoduim, rhodimu, rrhodium, rhhodium, rhoodium, rhoddium, rhodiium, rhodiuum, rhodiumm
