99.99% Tellurium Metal Te Ingot ati 13494-80-9
ọja Apejuwe
| Mimo | 99.99% iṣẹju |
| CAS No. | 13494-80-9 |
| Iwọn Molar | 127,60 g / mol |
| Ojuami yo | 450℃ |
| Oju omi farabale | 988℃ |
| iwuwo | 6.24 |
| Electronegativity | 2.01 |
| Aafo ẹgbẹ | 0,35 eV |
| Ooru pato | 0.0481 Cal/g/K @ 25°C |
| Iyara ti ohun | ọpá tinrin: 2610 m·s-1 (ni 20 °C) |
| Gbona elekitiriki | 2.35 W/m/K |
| Awoṣe | Te.3N | Te.4N | Te.5N |
| Te(min) | 99.9 | 99.99 | 99.999 |
| Aimọ | Iye ti o ga julọ ti ppm | ||
| Ag | 20 | 5 | 0.1 |
| Al | 10 | 8 | 0.4 |
| Cu | 10 | 5 | 0.5 |
| Cd | 10 | 2 | 0.1 |
| Fe | 30 | 10 | 0.2 |
| Mg | 50 | 5 | 0.1 |
| Ni | 50 | 5 | 0.5 |
| Pb | 20 | 10 | 0.5 |
| Sn | 20 | 3 | 1 |
| Zn | 30 | 5 | 0.1 |
| Se | 30 | 15 | 1 |
| Si | 20 | 10 | 0.5 |
| Bi | 30 | 8 | 0.4 |
| Lapapọ | 500 | 100 | 10 |
| Iwa: O ni irisi fadaka-funfun ti fadaka, iwuwo ti 6.25 g / cm3, aaye yo ti 452 ° C, aaye farabale ti 1390 ° C, ati lile ti 2.5 (lile Mohs).Awọn fọọmu allotropic meji wa, crystalline ati amorphous.Telluriumn jo ninu afẹfẹ pẹlu ina buluu ati pe o nmu tellurium oloro jade;o le fesi pẹlu halogens ṣugbọn kii ṣe pẹlu sulfur ati selenium.Soluble ni sulfuric acid, nitric acid, potasiomu hydroxide ati ojutu cyanide potasiomu.Ko dara ooru gbigbe ati itanna elekitiriki.Tellurium pẹlu mimọ ti o ju 99.99% ni a pe ni tellurium mimọ-giga. |
| Ohun elo: O ti wa ni lo lati mura II-VI agbo semikondokito, oorun ẹyin, thermoelectric eroja iyipada, refrigeration eroja, ina-emitting diodes, iparun Ìtọjú erin, infurarẹẹdi aṣawari ati awọn miiran ipilẹ ohun elo. |
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