99.99% Tellurium Metal Te Ingot na 13494-80-9
Nkọwa ngwaahịa
| Ịdị ọcha | 99.99% nkeji |
| CAS Mba. | 13494-80-9 |
| Molar uka | 127.60 g / mol |
| Ebe mgbaze | 450 ℃ |
| Ebe esi nri | 988 ℃ |
| Njupụta | 6.24 |
| Electronegativity | 2.01 |
| Oghere band | 0.35 eV |
| Okpomọkụ akọwapụtara | 0.0481 Cal/g/K @ 25°C |
| Ọsọ ụda | mkpara mkpara: 2610 m·s-1 (na 20 Celsius) |
| Thermal conductivity | 2.35 W/m/K |
| Nlereanya | Te.3N | Te.4N | Te.5N |
| Te(Nkeji%) | 99.9 | 99.99 | 99,999 |
| adịghị ọcha | Oke 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 |
| Mkpokọta | 500 | 100 | 10 |
| Njirimara: Ọ nwere ọdịdị ọla ọcha na-acha ọcha, njupụta nke 6.25 g / cm3, ebe agbaze nke 452 Celsius C, ebe esi esi 1390 Celsius C, yana ike nke 2.5 (ike siri ike Mohs).Enwere ụdị allotropic abụọ, crystalline na amorphous.Telluriumna-eji ire ọkụ na-acha anụnụ anụnụ na-agba n'ikuku ma na-emepụta tellurium dioxide;ọ nwere ike meghachi omume na halogens mana ọ bụghị na sọlfọ na selenium.Soluble na sulfuric acid, nitric acid, potassium hydroxide na potassium cyanide ngwọta.Nfefe ọkụ na-adịghị mma na eletriki eletrik.Tellurium nwere ịdị ọcha karịa 99.99% ka a na-akpọ tellurium dị ọcha. |
| Ngwa: A na-eji ya akwadebe semiconductors nke II-VI, mkpụrụ ndụ anyanwụ, ihe ntụgharị thermoelectric, ihe refrigeration, diodes ọkụ, nchọpụta radieshon nuklia, nchọpụta infrared na ihe ndị ọzọ bụ isi. |
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