Cas 7782-49-2 bohloeki bo phahameng 99.9% -99.999% Selenium Se phofo
Tlhaloso ea Sehlahisoa
selenium tšepe phofo
1. Likarolo
| Letšoao: | Se |
| CAS | |
| Nomoro ea Atomic: | 34 |
| Boima ba Atomic: | 78.96 |
| Tekano: | 4.79 gm/cc |
| Melting Point: | 217 oC |
| Sebaka sa ho Bela: | 684.9 oC |
| Thermal Conductivity: | 0.00519 W/cm/K @ 298.2 K |
| Ho hanyetsa Motlakase: | 106 microhm-cm @ 0 oC |
| Electronegativity: | 2.4 Lipapali |
| Mocheso o khethehileng: | 0.767 Cal/g/K @ 25 oC |
| Mocheso oa vaporization: | 3.34 K-cal/gm athomo ho 684.9 oC |
| Mocheso oa Fusion: | 1.22 Cal/gm mole |
3. Likotsi
Seleniummatsoai a na le chefo ka bongata, empa ho na le palo e hlokahalang bakeng sa ts'ebetso ea cellular
4. Likopo
Selenium e se e sebelisoa lits'ebetsong tse fapaneng, ho tloha likhalaseng le lits'ebetsong tsa metallurgic ho ea ho li-pigments, temo le lisebelisoa tsa elektroniki.
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