Periodic Table
|
| Strontium |
|
|
| Symbol: |
Sr
|
| Atomic
Number: |
38
|
| Atomicmass: |
87.62 g.mol -1
|
| Electronegative
(According to Pauling): |
1.0
|
| Density: |
2.6 g.cm-3 at 20°C
|
| Melting
Point: |
769 °C
|
| Boiling
Point: |
1384 °C
|
| Venderwaals
Radius: |
0.215 nm
|
| Ionic
Radius: |
0.113 nm (+2)
|
| Isotopes: |
14
|
| Electronic
Shell: |
[ Kr ] 5s2 |
|
| Energy
Of First Ionization: |
549.2 kJ.mol -1
|
|
No of Protons |
| Standard
Potential: |
Unknown
|
|
Electron
in Full Shell |
| Discoverd
By: |
Discovered by A. Crawford in 1790 |
|
Electron
in Partial Shell |
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