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Ru - Ruthenium (44/101.07)
Material List
(Sr,Ru)O
(3)
(Tb,Lu,Ru)B2
(2)
CeRu2
(2)
LaRu2
(2)
LuRuB2
(1)
PrRu2
(2)
Pt,Ru
(4)
Pu,Ru
(2)
Ru
(17)
RuO2
(4)
TbRuB2
(1)
U,Mo,Ru,X
(6)
U,Zr,Mo,Ru,X
(1)
13
material,
47
document(s) are retrieved.
Naturally occurring isotopes:
102 104 101 99 100 96 98
Density:
12.45 (293.15K)
g/cm
3
Melting point:
2310
o
C
Boiling point:
3900
o
C
Latent heat of fusion:
252.7
J/g
Specific heat:
0.238
J/g/K (at room temp.)
Coefficient of lineal thermal expansion:
9.91E-06
cm/cm/K (at room temp.)
Thermal conductivity:
1.17E+00
W/cm/K (at room temp.)
Electrical resistivity:
6.80E-06
hm-cm (at room temp.)
lonization potential (1st):
7.37
eV
Electronic work function Φ:
4.71
Oxidation potentials:
Ru + 5Cl
-
→ RuCl
3
2-
+ 3e = -0.601
V
Chemical valence:
1 2 3 4 5 6 7 8
Electrochemical equivalents:
1.257
g/amp-hr
lonic radius:
0.68
angstrom
Valence electron potential:
64
-eV
Principal quantum number:
5
Principal electron shells:
K L M N O
Electronic configuration:
1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d7 5s1
Valence electrons:
4d7 5s1
Crystal form:
HCP
Half life:
Cross section σ:
3.0 ± 0.8
barns
Vapor pressure:
1.40E+01
Pa (at melting point)
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