Ba
Barium
Zosankha 56 · 137.33 u
Barium compounds amagwiritsa ntchito mu imaging mankhwala ndi kupanga green fireworks.
Zochita za Fiziki
| Mafuta | 137.33 u |
| Kuwala | 3.594 g/cm³ |
| Kutentha | 1000.0 K |
| Kutentha | 2170.0 K |
| Kuoneka | Silvery gray metallic |
| State at Room Temp | M'gululi |
Makhalidwe a Chemical
| Electronegativity | 0.89 (Pauling) |
| 1st Ionization Energy | 502.9 kJ/mol |
| Electron Affinity | 13.95 kJ/mol |
| Oxygen | +2 |
Zosankha
| Kusintha kwa ma electron | [Xe] 6s2 |
| Atomic radius | 222.0 pm |
| Covalent Radius | 215.0 pm |
| Kuwala kwa Van der Waals | 268.0 pm |
Kupeza
| Kupezeka ndi | Carl Wilhelm Scheele |
| Kuzindikira chaka | 1772 |
| Malo | Uppsala, Sweden |
| Analimbikitsidwa ndi | Chigiriki 'barys' chomwe chimatanthauza cholemera |
Za ine Barium
Barium ndi wolimba, silvery alkaline earth metal sangakhale oyera m'chilengedwe. Barium sulfate amagwiritsa ntchito monga radiocontrast agent kwa digestive X-rays. Barium compounds amapanga mitengo yobiriwira mu zipatso zachimanga.
Kugwiritsa ntchito & Maphunziro
Maphunziro a X-ray imaging, mafuta osungunuka, mapiri (chinyezi), zenera, ndi tizilombo toyambitsa matenda.
Fun Facts
Pambuyo pa X-ray, wogwiritsa ntchitoyo amadya barium sulfate - barium ndi yowopsa, koma mtundu wa sulfate ndi wosasungunuka kwambiri ndipo umapita bwino.
Isotopes
| Kukula kwa maselo | Kuchuluka | Half-Life | Wolimba |
| 134 | 0.02417% | - | Yes |
| 136 | 0.07854% | - | Yes |
| 137 | 0.11232% | - | Yes |
| 138 | 0.71698% | - | Yes |
Kusintha kwa ma electron
[Xe] 6s2