Technetium Properties

     

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