Lutecium (Lu)
General Properties
| Symbol | Lu |
|---|---|
| Atomic Number | 71 |
| Atomic Weight | 174.967 |
| Group |
(Lanthanoids)
Solid, Conductor, Transition Metal, Metal, Stable, Natural
|
| Period | 6 |
| Block | d |
Physical Properties
| Density | 9.84 g/cm3 |
|---|---|
| Atomic Volume | 17.8 cm3/mole |
| Atomic Radius | 1.75 angstroms |
| Covalent Radius | -- |
| Crust Abundance | 0.000056% |
| Crystal Structure | Hexagonal |
| Color | Silver |
States
| Melting Point | 1663.0 °C |
|---|---|
| Boiling Point | 3402.0 °C |
| Heat of Fusion | 18.6 kJ/mol |
| Heat of Vaporization | 355.0 kJ/mol |
Energy
| Electronegativity | 1.3 (Pauling Scale) |
|---|---|
| Electron Affinity | 50 kJ/mol |
| 1st Ionization Energy | 524 kJ/mol |
| 2. Ionization Energy | 1340 kJ/mol |
| 3. Ionization Energy | 2022.3 kJ/mol |
| 4. Ionization Energy | 4370 kJ/mol |
| 5. Ionization Energy | 6445 kJ/mol |
| Specific Heat Capacity | 0.15 J g−1 K−1 |
| Thermal Conductivity | 16.4 W·m−1·K−1 |
Electrons & Oxidation
| Oxidation States | 3 |
|---|---|
| Electrons Per Shell | 2 8 18 32 9 2 |
| Electron Configuration | [Xe] 6s2 4f14 5d1 |
| 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 5s2 5p6 6s2 4f14 5d1 | |
|
Orbital Diagram
1s ↿⇂ 2s ↿⇂ 2p ↿⇂ ↿⇂ ↿⇂ 3s ↿⇂ 3p ↿⇂ ↿⇂ ↿⇂ 3d ↿⇂ ↿⇂ ↿⇂ ↿⇂ ↿⇂ 4s ↿⇂ 4p ↿⇂ ↿⇂ ↿⇂ 4d ↿⇂ ↿⇂ ↿⇂ ↿⇂ ↿⇂ 4f ↿⇂ ↿⇂ ↿⇂ ↿⇂ ↿⇂ ↿⇂ ↿⇂ 5s ↿⇂ 5p ↿⇂ ↿⇂ ↿⇂ 5d ↿ 5f 6s ↿⇂ 6p 6d 6f |
|
Nuclear
| Radioactive | No |
|---|
Media
- Description
- Silvery-white, hard, dense, rare earth metal.
- Uses
- It has no practical applications.
- Sources
- Found with ytterbium in gadolinite and xenotime. Usually obtained from monazite sand which is ofter 50% rare earth by weight and 0.003% lutetium.
- Pronounciation (English)
- loo-TEE-shi-em
Translations
| Afrikaans | Lutetium | |
| Aragonese | Lutezio | |
| العربية | لوتيتيوم | |
| Armãneashte | Lutetsiumu | |
| asturianu | Luteciu | |
| azərbaycan | Lutesium | |
| български | Лютеций | |
| বাংলা | লুটেসিয়াম | |
| brezhoneg | Lutesiom | |
| bosanski | Lutetij[um] | |
| Byelorussian | Лютэцый | |
| Cebuano | Lutesyo | |
| čeština | Lutecium | |
| Chuvash | Лютеци | |
| Cymraeg | Luteci | |
| dansk | Lutetium | |
| Deutsch | Lutetium | |
| Ελληνικά | Λουτετσιο | |
| English | Lutetium | |
| esperanto | Lutecio | |
| español | Lutécio | |
| eesti | Luteetsium | |
| euskara | Lutezioa | |
| فارسی | لوتتیم | |
| suomi | Lutetium | |
| føroyskt | Lutetium | |
| français | Lutécium | |
| furlan | Lutezi | |
| Frysk | Lutetium | |
| Gaeilge | Lúitéitiam | |
| Gàidhlig | Luitèitiam | |
| galego | Lutecio | |
| ગુજરાતી | લૂટીશિયમનો | |
| Gaelg | Lootaiçhum | |
| Hakka Chinese | Liu (鎦) | |
| עברית | לוטטיום | |
| हिन्दी | लुटेटियम | |
| hrvatski | Lutecij | |
| magyar | Lutécium | |
| հայերեն | Լուտեցիում | |
| Indonesia | Lutetium | |
| íslenska | Lútesín | |
| italiano | Lutezio | |
| 日本語 | ルテニウム | |
| ქართული | ლუტეციუმი | |
| کٲشُر | Lutet | |
| қазақ тілі | Лютеций | |
| 한국어 | 루테튬 | |
| kurdî | Lutesyûm | |
| Komi | Лютеций | |
| kernewek | Lutetyum | |
| кыргызча | Лютеций | |
| Latin | Lutetium | |
| Lëtzebuergesch | Lutetium | |
| Lombard | Lütezzi | |
| lingála | Lutetu | |
| lietuvių | Liutecis | |
| latviešu | Lutēcijs | |
| Mari | Лютеций | |
| Māori | Lutetium | |
| македонски | Лутециум | |
| മലയാളം | ലുറ്റീഷ്യം | |
| монгол | Лютеци | |
| Мокшан | Лтети | |
| Melayu | Lutetium | |
| Malti | Lutizjum, ²Lutezju | |
| Nahuatl | Lutecio | |
| Nederlands | Lutetium | |
| norsk | Lutetium | |
| Occitan | Luteci | |
| ирон | Лютеций | |
| polski | Lutet | |
| português | Lutécio | |
| Runasimi | Lutesyu | |
| română | Luteţiu | |
| русский | Лютеций | |
| slovenčina | Lutecium | |
| slovenščina | Lutecij | |
| Samoan | Lutetimi | |
| Samogitian | Lotecis | |
| shqip | Lutec, ²Lutetiumi | |
| српски | Лутецијум | |
| Southern Sotho | Lutetiamo | |
| svenska | Lutetium | |
| Kiswahili | Luteti | |
| தமிழ் | லியுதேத்தியம் | |
| тоҷикӣ | Лютеций | |
| ไทย | ลูทีเชียม | |
| Türkçe | Lutesyum | |
| ئۇيغۇرچە | لۇتېتسىي | |
| українська | Лютецій | |
| o‘zbek | Lyutetsiy | |
| Tiếng Việt | Lutexi | |
| Võro | Luteetsium | |
| 中文 | 鑥 |
History
- Discovered In
- 1907
- Discovered By
- Georges Urbain and Carl Auer von Welsbach
- Discovered At
- France, Germany
- Word Origin
- From the Greek word "Lutetia" meaning "Paris"