Amorphous uhie ntụ ntụ, na-aghọ oji na guzo na crystalline na kpo oku; Enwere ike ịkwadebe ụdị vitreous na colloidal.
Ụdị amorphous na-adị nro na 40 Celsius ma gbazee na 217 Celsius. Ọ na-adịkarịghị adị na steeti elementrị ya na okike, ma ọ bụ dị ka ogige ore dị ọcha.
| Akara: | Se |
| CAS | 7782-49-2 |
| Nọmba atọm: | 34 |
| Ibu Atọmk: | 78.96 |
| Njupụta: | 4.79 gm/cc |
| Ebe mgbaze: | 217 oC |
| Ebe esi mmiri: | 684,9 oC |
| Nrụpụta okpomọkụ: | 0.00519 W/cm/K @ 298.2 K |
| Mgbochi ọkụ eletrik: | 106 microhm-cm @ 0 oC |
| Electronegativity: | 2.4 Paulings |
| Okpomọkụ akọwapụtara: | 0.767 Cal/g/K @ 25 oC |
| Okpomọkụ nke vaporization: | 3.34 K-cal/gm atọm na 684.9 oC |
| Okpomọkụ nke Fusion: | 1.22 Cal / gm mole |
| Ụdị | Epoch-Chem |
1 Nrụpụta: selenium (I) chlorid, selenium dichloride, selenides, mercury selenide.
2 Sayensị ụlọ ọrụ teknụzụ dị elu: lead selenide, zinc selenide, ọla kọpa indium gallium diselenide.
3 Electric: semiconductors, electropositive ọla, Tetraselenium tetranitride.
4 Chemistry: Selenols, selenium isotope, Plastics, ikpughe foto.
Ngwa ụlọ ọrụ 5: Ime iko, drum selenium, foto electrostatic, ngwa anya.
Ọrụ anyị nwere ike inye
1) Enwere ike ịbanye nkwekọrịta nkwekọrịta
2) Enwere ike ịbanye nkwekọrịta nzuzo
3) nkwa nkwụghachi ụbọchị asaa
Ihe dị mkpa: anyị nwere ike ịnye ọ bụghị naanị ngwaahịa, mana ọrụ ngwọta teknụzụ!
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