| Eegenskapen |
| |
| Algemian |
| Nööm, Symbool, Numer | Molübdeen, Mo, 42 |
| Seerie | Auergungsmetal |
| Skööl, Periode, Blook | 6, 5, d |
| Klöör, Skak | grä metalen |
| CAS-Numer | 7439-98-7 |
| Uundial | 14 ppm |
| Atomaar |
| Atoommase | 95,95(1) u |
| Atoomraadius (bereegent) | 145 (190) pm |
| Kovalent-Raadius | 154 pm |
| Elektroonen | [Kr] 4d5 5s1 |
| 1. Ionisiarang | 684,3 kJ/mol |
| 2. Ionisiarang | 1560 kJ/mol |
| 3. Ionisiarang | 2618 kJ/mol |
| 4. Ionisiarang | 4480 kJ/mol |
| Füsikaalisk |
| Tustant | fääst |
| Kristal | kuubisk |
| Sachthaid | 10,28 g/cm3 (20 °C) |
| Hardhaid | 5,5 |
| Magnetismus | paramagneetisk (Χm = 1,2 · 10−4) |
| Smoltponkt | 2896 K (2623 °C) |
| Köögponkt | 4885 K K (4612 °C) |
| Molaar Rüm | 9,38 · 10−6 m3/mol |
| Dampwaremk | 617 kJ/mol kJ/mol |
| Smoltwaremk | 36 kJ/mol |
| Faard faan a tuun | 6190 m/s |
| Elektrisk struumfeerang | 18,2 · 106 A/(V · m) |
| Waremkfeerang | 139 W/(m · K) |
| Cheemisk |
| Oksidatsionstustant | 2, 3, 4, 5, 6 |
| Sür of baasisk | stark sür |
| Normoolpotentiaal | −0,152 V (MoO2 + 4e− + 4 H+ → Mo + 2 H2O) |
| Elektronegatiwiteet | 2,16 (Pauling-Skala) |
| Isotoopen |
| Isotoop | NH | t1/2 | Aktiwiteet | Energii (MeV) | Produkt | | 92Mo | 14,84 % | stabiil | | 93Mo | {syn.} | 4000 a | ε | 0,405 | 93Nb | | 94Mo | 9,25 % | stabiil | | 95Mo | 15,92 % | stabiil | | 96Mo | 16,68 % | stabiil | | 97Mo | 9,55 % | stabiil | | 98Mo | 24,13 % | stabiil | | 99Mo | {syn.} | 65,94 h | β− | 1,357 | 99Tc | | 100Mo | 9,63 % | 7,3 · 1018 a | β−β− | 3,034 | 100Ru | |
| Muar isotoopen bi List faan isotoopen |
| NMR-Eegenskapen |
| |
| Seekerhaid |
| |
| Miast wurd SI-ianhaiden brükt. |
Molübdeen (greks Μόλυβδος mólybdos för luad) as en cheemisk element mä det ufkörtang Mo an det atoomnumer 42. Hat as en auergungsmetal.
Bilen
Luke uk diar
Kwelen
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