Nd
Neodymium inoshandiswa kuita zvakasimba zvakasimba zvinoramba zvinorema.
Maitiro ekushandisa
| Atomic radius: | 144.24 u |
| Kuomarara | 7.007 g/cm³ |
| Kutonhora Point | 1297.0 K |
| Kutonhora Point | 3347.0 K |
| Kuoneka | Silvery-white ne yellowish tinge |
| State at Room Temp | _Kukanganisa: |
Chemical zvinhu
| Electronegativity | 1.14 (Pauling) |
| 1st Ionization Energy | 533.1 kJ/mol |
| Electronegativity: | 184.9 kJ/mol |
| Oxygen | +2, +3 |
Atomic Properties
| Kuisa Kugadzirisa | [Xe] 4f4 6s2 |
| Atomic radius: | 181.0 pm |
| Covalent Radius | 201.0 pm |
| Van der Waals radius | 229.0 pm |
Discovery
| Yakawanikwa ne | Carl Auer von Welsbach |
| Kuonekwa kwegore | 1885 |
| _Panzvimbo: | Vienna, Austria |
| Akapihwa zita mushure me | ChiGreek 'neos didymos' chinoreva "tsvaka" |
Nezve Neodymium
Neodymium ndiro rakapfava, silvery metal uye rechitatu zvikuru abondantly rakakura nyika mushure cerium. NdFeB ma magnets ndiro yakasimba mhando yemukova wakachengeteka zviri pamutemo uye zvakakosha kune mazuva ano tekinoroji.
Mashandisiro & Maapplication
Powerful vakachengeteka ma magnets (hard drives, headphones, electric motors, wind turbines), lasers, uye girazi kuomarara.
Nhoroondo yemitambo
Neodymium ma magnets ndiwo akasimba kwazvo kuti maviri makuru anogona kusvibisa makumbo, uye ivo vakakosha kune EV mota uye turbines emhepo.
Isotopes
| Mamwe marudzi ezvinyorwa | Kuwanda | Half-Life | _Kuchengeta |
| 142 | 0.27152% | - | _Ndiani |
| 143 | 0.12174% | - | _Ndiani |
| 144 | 0.23798% | 2.29e15 years | Hapana |
| 146 | 0.17189% | - | _Ndiani |
Kuisa Kugadzirisa
[Xe] 4f4 6s2