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[1]
|
Atomaar [2]
|
Atoommase
|
95,95(1)[3] 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 [2]
|
Tustant
|
fääst
|
Kristal
|
kuubisk
|
Sachthaid
|
10,28 g/cm3 (20 °C)[4]
|
Hardhaid
|
5,5
|
Magnetismus
|
paramagneetisk (Χm = 1,2 · 10−4)[5]
|
Smoltponkt
|
2896 K (2623 °C)
|
Köögponkt
|
4885 K[6] K (4612 °C)
|
Molaar Rüm
|
9,38 · 10−6 m3/mol
|
Dampwaremk
|
617 kJ/mol[6] 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 [2]
|
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.
- ↑ Harry H. Binder: Lexikon der chemischen Elemente. S. Hirzel Verlag, Stuttgart 1999, ISBN 3-7776-0736-3.
- ↑ A taalen för't infobox kem miast faan www.webelements.com (Molybdän) .
- ↑ CIAAW, Standard Atomic Weights Revised 2013.
- ↑ N. N. Greenwood, A. Earnshaw: Chemie der Elemente. 1. aplaag. 1988, ISBN 3-527-26169-9, S. 1291.
- ↑ Robert C. Weast (Hrsg.): CRC Handbook of Chemistry and Physics. CRC (Chemical Rubber Publishing Company), Boca Raton 1990, ISBN 0-8493-0470-9, S. E-129 bit E-145. Wäärser diar uun g/mol an uun cgs-ianhaiden. Amreegent tu SI-wäärs.
- ↑ 6,0 6,1 Yiming Zhang, Julian R. G. Evans, Shoufeng Yang: Corrected Values for Boiling Points and Enthalpies of Vaporization of Elements in Handbooks. Uun: Journal of Chemical & Engineering Data. 56, 2011, S. 328–337, doi:10.1021/je1011086.
- ↑ 7,0 7,1 Iindraanj tu Molybdän uun't GESTIS-dootenbeenk faan't IFA, ufrepen di 26. April 2017 (mä JavaScript).