Selenium
Se
1ST Ion Potential
9.752000
34
2nd Ion Potential
21.19000
3rd Ion Potential
30.82000
Previous
Group
6B
Next
Crystal Structure
Hex
Atomic Weight
78.959999
Therm Conductivity
0.02040
Melting Point
494.0000
Vaporization
37.70000
Elect Conductivity
*
Boiling Pt.
958.0000
Fusion
6.69400
Ionic Radius
0.500000
Atomic Vol.
16.45000
Specific Heat
0.320000
Automic Radius
1.2200
Density
4.800
Covalent Rad.
1.16000
Oxidation States
-2,4,6
State
Solid
Electonic Config
[Ar]3d10_4s2_4p4
Electro Neg
2.550000

Color Spectrum

<==== Ultraviolet Selenium

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By Milt Hull , HullSoft Enterprises

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