Periodic Table
|
| Technetium |
|
|
| Symbol: |
Tc
|
| Atomic
Number: |
43
|
| Atomicmass: |
(99) g.mol -1
|
| Electronegative
(According to Pauling): |
1.9
|
| Density: |
11.5 g.cm-3 at 20°C
|
| Melting
Point: |
2200 °C
|
| Boiling
Point: |
4877 °C
|
| Venderwaals
Radious: |
0.128 nm
|
| Ionic
Radious: |
Unknown
|
| Isotopes: |
9
|
| Electronic
Shell: |
[ Kr ] 4d6 5s1 |
|
| Energy
Of First Ionisation: |
Unknown
|
|
No of Protons |
| Standard
Potential: |
Unknown
|
|
Electorn
in Full Shell |
| Discoverd
By: |
Discovered by Carlo Perrier in 1937 |
|
Electorn
in Partial Shell |
| |
|
|
|
| |
FLW, Inc. provides ISO certified sales, service and
calibration for physical measurement, test & control.
