General Information
| Symbol: | Tc |
| Atomic Number: | 43 |
| Atomic Weight: (Atomic Mass, Molar Mass) | (98) |
| Group: | 7 (manganese family) |
| VIIA (Old IUPAC), VIIB (CAS) |
| Period: | 5 |
| Block: | d |
Physical Properties
| Density: | 11.5 g/cm3 |
| Atomic Volume: | 8.5 cm2/mole |
| Atomic Radius: | 1.36 angstroms |
| Covalent Radius: | 156 pm |
| Radioactive: | Yes |
States
| Melting Point: | 2172.0 °C |
| Boiling Point: | 4877.0 °C |
| Heat Of Fusion: | 23.0 kJ/mole |
| Heat Of Vaporization: | 502.0 kJ/mole |
Energy
| Electronegativity: | 1.9 (Pauling Scale) |
| Electron Affinity: | -96 kJ/mol |
| 1st Ionization Energy: | 702 kJ/mol |
| Specific Heat Capacity: | 0.24 J g−1 K−1 |
| Thermal Conductivity: | 50.6 W·m−1·K−1 |
Electrons & Oxidation
| Oxidation States: | +7,4,6 |
| Electrons Per Shell: | 2 8 18 13 2 |
| Electron Configuration: | [Kr] 4d5 5s2 |
| 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d5 5s2 |
| 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d5 5s2 |
History
| Discovered In: | 1937 |
| Discovered By: | Carlo Perrier, Emilio Segre |
| Discovered At: | Italy |
| Word Origin: | From the Greek word "technikos" meaning "artificial" |
Translations
| English | Technetium |
| Deutsch | Technetium |
| Lëtzebuergesch | Technetium |
| Nederlands | Technetium |
| Afrikaans | Technetium |
| Frysk | Technetium |
| Dansk | Technetium |
| Svenska | Teknetium |
| Norsk | Technetium |
| Íslenska | Teknetín |
| Føroysk | Technetium |
| Latin | Technetium |
| Français | Technétium |
| Español | Tecnecio |
| Catalana | Tecneci |
| Occitana | Tecneci |
| Português | Tecnécio |
| Galego | Tecnecio |
| Italiano | Tecnezio |
| Furlan | Tecnezi |
| Român | Tehneţiu |
| Moldavian | Tehneţiu |
| Armãneashte | Tehnetsiumu |
| Русский | Технеций |
| Українска | Технецій |
| by | Тэхнецый |
| Polska | Technet |
| Kaszëbsczi | Technet |
| Čech | Technecium |
| Slovenský | Technécium |
| Slovenščina | Tehnecij |
| Hrvatska | Tehnecij |
| Српски | Технициjум |
| Bosnian | Tehnecij |
| Македонски | Технециум |
| Български | Технеций |
| Lietuviškai | Technecis |
| Lao | Tehnēcijs |
| Sudovian | Technecis |
| Cymraeg | Technetiwm |
| Gaeilge na hÉireann | Teicnéitiam |
| Gàidhlig na h | Teicnèitiam |
| Gaelg Vanninagh | Çheghnaiçhum |
| Cornish | Technytyum |
| Brezhoneg | Teknetiom |
| Ελληνική | Τεχνητιο |
| Shqip | Teknec |
| Ossetian | Технеций |
| Euskera | Teknezioa |
| Georgian | ტექნეციუმი |
| Suomi | Teknetium |
| Eesti | Tehneetsium |
| Magyar | Technécium |
| Türkçe | Teknesyum |
| Kazakh | Технеций |
| Uzbek | Технеций |
| Tajik | Tehneci' |
| Mongolian | Технеци |
| 日本語 | テクネチウム [tekunechiumu] |
| 中国话 | 鍀 |
| ไทย | เทคนีเ�ียม |
| Vietnamese | Tecnexi |
| Bahasa Melayu | Teknetium, Teknisium |
| العربيه | تكنيتيوم |
| Il-Malti | Teknizjum |
| עברית | טכנתיום |
| Esperanto | Teknecio |
Links
Misspellings: rechnetium, fechnetium, gechnetium, yechnetium, 6echnetium, 5echnetium, twchnetium, tschnetium, tdchnetium, trchnetium, t4chnetium, t3chnetium, texhnetium, tevhnetium, tefhnetium, tedhnetium, tecgnetium, tecbnetium, tecnnetium, tecjnetium, tecunetium, tecynetium, techbetium, techmetium, techjetium, techhetium, technwtium, technstium, techndtium, technrtium, techn4tium, techn3tium, technerium, technefium, technegium, techneyium, techne6ium, techne5ium, technetuum, technetjum, technetkum, technetoum, technet9um, technet8um, technetiym, technetihm, technetijm, technetiim, techneti8m, techneti7m, technetiun, technetiuk, technetiuj, echnetium, tchnetium, tehnetium, tecnetium, techetium, techntium, techneium, technetum, technetim, technetiu, etchnetium, tcehnetium, tehcnetium, tecnhetium, techentium, technteium, techneitum, technetuim, technetimu, ttechnetium, teechnetium, tecchnetium, techhnetium, technnetium, techneetium, technettium, technetiium, technetiuum, technetiumm
