74
W
Wolfraam
183.841
2
8
18
32
12
2
| Property | Value |
|---|
| Atoomnummer | 74 |
| Atoomgewicht | 183.841 amu |
| Element family | Overgangsmetalen |
| Elektronische configuratie | 1s22s22p63s23p63d104s24p64d104f145s25p66s25d4 |
| Stable and very long lived isotopes | 180W: 0.130%, 182W: 26.30%, 186W: 28.60% |
|
| Previous element | Tantalum |
| Next element | Rhenium |
| Dichtheid |
19.25 g/cm3 (STP) |
| Smelten | 3407 °C |
| Kookpunt | 5927 °C |
| Covalente straal | 1.37 Å |
| Ionstraal | 0.62 Å |
| Metalic radius | 1.39 Å |
| Eerst ionisatiepotentiaal | 7.980 eV |
| Elektronenaffiniteit | 0.816 eV |
| Electronegativity | 2.36 |
| Discovery year | 1781 |
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