Technetium By Perrier, Carlo & Segrè, Emilio (1937) | |||||||
| NO ATOM 43 |
NAMA Technetium |
SIMBOL Tc |
BOBOT ATOM 98 |
BENTUK Synthetic |
TIPE Transition Metal |
GRUP 7 |
GRUP LAMA VIIB |
| PERIOD 5 |
ELEKTRON CONFIG [Kr] 4d5 5s2 |
GROUND LEVEL 6S5/2 |
ENERGI IONISASI 7.28 |
TITIK LELEH 2157 |
TITIK DIDIH 4265 |
STRUKTUR KRISTAL HCP |
Atomic Radius (display) (m) 136 |
| Metallic Radius (pm) 136 |
Covalent radius (pm) 156 |
Atomic Radius (calculated) (pm) 183 |
Van der Waals Radius, (pm) #N/A |
Electro-negativity (Pauling) 1.9 |
Density (g/cm3) 11.5 |
Electron Affinity (kJ/mol) 53 |
Thermal Conductivity, W/(m K) 51 |
| Electrical Resistivity (Ωm) 0.0000002 |
CAS NO CAS7440-26-8 |
OXIDASI STATE +4,7 |
PENEMU Perrier, Carlo & Segrè, Emilio |
TAHUN 1937 |
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