Symbol |
W |
|
Atomic Number |
74 |
Relative Atomic Mass 12C = 12.0000 |
183.84 |
Atomic Radius pm |
137 |
First Ionisation Energy kJ mol-1 |
770 |
Electronegativity |
2.36 |
Density kg m-3 |
19300 [293 K] 17700 [l., m.p.] |
Molar Volume cm3 |
9.53 |
Thermal Conductivity W m-1 K-1 |
174 [300 K] |
Melting Point K |
3680 ± 20 |
Boiling Point K |
5930 |
Number of Isotopes |
29 |
Ground State Electron Configuration |
[Xe]4f145d46s2 |
Term Symbol |
5D0 |
Discovery |
Discovered by J.J Elhuijar and F. Elhuijar (Vergara, Spain) in 1783 |
Name Derived From |
Swedish tung sten meaning 'heavy stone' |
Name in Other Languages |
Croatian | Volfram |
Danish | wolfram |
Dutch | wolfraam |
Finnish | volframi |
French | tungstène |
German | Wolfram |
Italian | wolframio tungsteno |
Norwegian | wolfram |
Portuguese | tungsténio |
Spanish | wolframio |
Swedish | volfram |
Peter van der Krogt's Element Multidict - element name translations in over 48 langauges |