Sr
Strontium
Zosankha 38 · 87.62 u
Strontium ndi wodziwika kuti amapanga zobiriwira zobiriwira mu zipatso zamoto ndi zipatso.
Zochita za Fiziki
| Mafuta | 87.62 u |
| Kuwala | 2.64 g/cm³ |
| Kutentha | 1050.0 K |
| Kutentha | 1655.0 K |
| Kuoneka | Silvery- wobiriwira- wobiriwira wobiriwira |
| State at Room Temp | M'gululi |
Makhalidwe a Chemical
| Electronegativity | 0.95 (Pauling) |
| 1st Ionization Energy | 549.5 kJ/mol |
| Electron Affinity | 5.03 kJ/mol |
| Oxygen | +1, +2 |
Zosankha
| Kusintha kwa ma electron | [Kr] 5s2 |
| Atomic radius | 215.0 pm |
| Covalent Radius | 195.0 pm |
| Kuwala kwa Van der Waals | 249.0 pm |
Kupeza
| Kupezeka ndi | Adair Crawford |
| Kuzindikira chaka | 1790 |
| Malo | Edinburgh, Scotland |
| Analimbikitsidwa ndi | Strontian, mzinda wa ku Scotland |
Za ine Strontium
Strontium ndi wolimba, silvery-wobiriwira miyala kuti amasintha wofiira mu mpweya. yake zosagwirizana kuwononga crimson. The radioactive isotope strontium-90 ndi zoyipa gawo la nuclear kugwa.
Kugwiritsa ntchito & Maphunziro
Mapiri ndi mafano (mawonekedwe achikasu), ferrite ma magnets, CRT galasi, toothpaste kwa madontho olimba, ndi kuchiritsa kachilombo ka minofu.
Fun Facts
Strontium-90 ndi imodzi mwazinthu zowopsa kwambiri za nyukiliya chifukwa imachita ngati calcium ndipo imasungidwa m'minofu.
Isotopes
| Kukula kwa maselo | Kuchuluka | Half-Life | Wolimba |
| 84 | 0.0056% | - | Yes |
| 86 | 0.0986% | - | Yes |
| 87 | 0.07% | - | Yes |
| 88 | 0.8258% | - | Yes |
Kusintha kwa ma electron
[Kr] 5s2