Element Name: Technetium
Atomic No.: 43
State (298 K): solid
Uses: radioactive by product of U nuclear fuel
Atomic Mass: (98 g/mol)
Density: 11.50 g/cm
3
B.P.: 5150 K
F.P.: 2445 K
Electronic Configuration: 1s
2
2s
2
2p
6
3s
2
3p
6
3d
10
4s
2
4p
6
4d
5
5s
2
Isotopes: no stable isotopes
Electronegativity: 1.90
Radius: 136 pm (atomic)
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