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Sr
Strontium
#38 · Alkaline Earth Metal
| I-Mass | 87.62 u |
| Uxinano | 2.64 g/cm³ |
| Uthuthu | 1050.0 K |
| Ukomisa | 1655.0 K |
| Electronegativity | 0.95 |
| Ionization energy | 549.5 kJ/mol |
| Atomic radius: | 215.0 pm |
| I-Block | s- iblock |
| Ilizwe (RT) | I-Solid |
| Qwalasela | [Kr] 5s2 |