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Science
Periodic Table - Elements - Ruthenium

Symbol Ru
Atomic Number 44
Relative Atomic Mass
12C = 12.0000
101.07
Atomic Radius
pm
134
First Ionisation Energy
kJ mol-1
711
Electronegativity 2.2
Density
kg m-3
12370 [293 K]
10900 [l., m.p.]
Molar Volume
cm3
8.14
Thermal Conductivity
W m-1 K-1
117 [300 K]
Melting Point
K
2583
Boiling Point
K
4173
Number of Isotopes 20
Ground State Electron
Configuration
[Kr]4d75s1
Term Symbol 5F5
Discovery Discovered by J.A Sniadecki (Vilno, Poland) in 1808
Name Derived From Latin Ruthenia (Russia)
Name in Other
Languages
 Croatian Rutenij
 Danish ruthenium
 Dutch ruthenium
 Finnish rutenium
 French ruthénium
 German Ruthenium
 Italian rutenio
 Norwegian ruthenium
 Portugueseruténio
 Spanish rutenio
 Swedish rutenium
Peter van der Krogt's Element Multidict - element name translations in over 48 langauges

 
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Page compiled: Wed Sep 05 18:37:55 GMT+01:00 2001
 
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