Nettunio (Np)
General Properties
| Symbol | Np |
|---|---|
| Atomic Number | 93 |
| Atomic Weight | (237) |
| Group |
(Actinoids)
Solid, Conductor, Actinide, Radioactive, Synthetic
|
| Period | 7 |
| Block | f |
Physical Properties
| Density | 20.2 g/cm3 |
|---|---|
| Atomic Volume | 21.1 cm3/mole |
| Atomic Radius | 1.3 angstroms |
| Covalent Radius | -- |
| Crust Abundance | None |
| Crystal Structure | Orthorhombic |
| Color | Silver |
Energy
| Electronegativity | 1.4 (Pauling Scale) |
|---|---|
| Electron Affinity | -- |
| 1st Ionization Energy | 605 kJ/mol |
| Specific Heat Capacity | J g−1 K−1 |
| Thermal Conductivity | 6.3 W·m−1·K−1 |
Electrons & Oxidation
| Oxidation States | +5,3,4,6 |
|---|---|
| Electrons Per Shell | 2 8 18 32 22 9 2 |
| Electron Configuration | [Rn] 5f4 6d1 7s2 |
| 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 5s2 5p6 4f14 5d10 6s2 6p6 5f4 6d1 7s2 | |
|
Orbital Diagram
1s ↿⇂ 2s ↿⇂ 2p ↿⇂ ↿⇂ ↿⇂ 3s ↿⇂ 3p ↿⇂ ↿⇂ ↿⇂ 3d ↿⇂ ↿⇂ ↿⇂ ↿⇂ ↿⇂ 4s ↿⇂ 4p ↿⇂ ↿⇂ ↿⇂ 4d ↿⇂ ↿⇂ ↿⇂ ↿⇂ ↿⇂ 4f ↿⇂ ↿⇂ ↿⇂ ↿⇂ ↿⇂ ↿⇂ ↿⇂ 5s ↿⇂ 5p ↿⇂ ↿⇂ ↿⇂ 5d ↿⇂ ↿⇂ ↿⇂ ↿⇂ ↿⇂ 5f ↿ ↿ ↿ ↿ 6s ↿⇂ 6p ↿⇂ ↿⇂ ↿⇂ 6d ↿ 6f 7s ↿⇂ 7p 7d 7f |
|
Nuclear
| Radioactive | Yes |
|---|---|
| Half Life | 2.1455×106 |
| Lifetime | 3.0952×106y |
| Decay | Alpha Emission |
Media
- Description
- Rare, silvery radioactive metal.
- Uses
- It has no significant commercial applications.
- Sources
- Produced by bombarding uranium with slow neutrons.
- Pronounciation (English)
- nep-TOO-ni-em
Translations
| Afrikaans | Neptunium | |
| Aragonese | Neptunio | |
| العربية | نبتونيوم | |
| Armãneashte | Neptuniumu | |
| asturianu | Neptuniu | |
| azərbaycan | Neptunium | |
| български | Нептуний | |
| বাংলা | নেপচুনিয়াম | |
| brezhoneg | Neptuniom | |
| bosanski | Neptunij[um] | |
| Byelorussian | Нептуній | |
| Cebuano | Neptunyo | |
| čeština | Neptunium | |
| Chuvash | Нептуни | |
| Cymraeg | Neptuni | |
| dansk | Neptunium | |
| Deutsch | Neptunium | |
| Ελληνικά | Ποσeιδωνιο | |
| English | Neptunium | |
| esperanto | Neptunio | |
| español | Neptunio | |
| eesti | Neptuunium | |
| euskara | Neptunioa | |
| فارسی | نپتونیم | |
| suomi | Neptunium | |
| føroyskt | Neptunium | |
| français | Neptunium | |
| furlan | Netuni | |
| Frysk | Neptunium | |
| Gaeilge | Neiptiúiniam | |
| Gàidhlig | Neiptiùiniam | |
| galego | Neptunio | |
| ગુજરાતી | નેપ્ટુનિયમનો | |
| Gaelg | Nepçhunium | |
| Hakka Chinese | Nai (錼) | |
| עברית | נפטוניום | |
| हिन्दी | नेप्ट्यूनियम | |
| hrvatski | Neptunij | |
| magyar | Neptúnium | |
| հայերեն | Նեպտունիում | |
| Indonesia | Neptunium | |
| íslenska | Neptún | |
| italiano | Nettunio | |
| 日本語 | ネプツニウム | |
| ქართული | ნეპტუნიუმი | |
| کٲشُر | Neptun | |
| қазақ тілі | Нептуний | |
| 한국어 | 넵투늄 | |
| kurdî | Neptünyûm | |
| Komi | Нептуний | |
| kernewek | Neptunyum | |
| кыргызча | Нептуний | |
| Latin | Neptunium | |
| Lëtzebuergesch | Neptunium | |
| Lombard | Netüni | |
| lingála | Netunu | |
| lietuvių | Neptūnas | |
| latviešu | Neptūnijs | |
| Mari | Нептуний | |
| Māori | Neptunium | |
| македонски | Нептуниум | |
| മലയാളം | നെപ്റ്റ്യൂണിയം | |
| монгол | Нептуни | |
| Мокшан | Нептуни | |
| Melayu | Neptunium | |
| Malti | Neptunjum, ²Nettunju | |
| Nahuatl | Tlāloctepoztli | |
| Nederlands | Neptunium | |
| norsk | Neptunium | |
| Occitan | Neptuni | |
| ирон | Нептуний | |
| polski | Neptun | |
| português | Neptúnio | |
| Runasimi | Neptunyu | |
| română | Neptuniu | |
| русский | Нептуний | |
| slovenčina | Neptunium | |
| slovenščina | Neptunij | |
| Samoan | Neptunimi | |
| Samogitian | Neptūnas | |
| shqip | Neptun, ²Neptuniumi | |
| српски | Нептунијум | |
| Southern Sotho | Neptuniamo | |
| svenska | Neptunium | |
| Kiswahili | Neptuni | |
| தமிழ் | நெப்டூனியம் | |
| тоҷикӣ | Нептуний | |
| ไทย | เนปทูเนียม | |
| Türkçe | Neptunyum | |
| ئۇيغۇرچە | نېپتونىي | |
| українська | Нептуній | |
| o‘zbek | Neptuniy | |
| Tiếng Việt | Neptuni | |
| Võro | Neptuunium | |
| 中文 | 鎿 |
History
- Discovered In
- 1940
- Discovered By
- Edwin M. McMillan and P. H. Abelson
- Discovered At
- USA
- Word Origin
- Named after "the planet Neptune"