Ngwaahịa
Yttrium, 39y | |
Nọmba atom (z) | 39 |
Oge na STP | nke siriike |
Na-agbaze | 1799 k (1526 Celsius C, 2779 ° F) |
Isi mmiri | 3203 K (2930 Celsius C, 5306 ° C) |
Nnọọ (n'akụkụ RT) | 4.472 g / cm3 |
Mgbe mmiri mmiri (na MP) | 4.24 g / cm3 |
Okpomoku nke Fusion | 11.42 KJ / MOL |
Okpomọkụ nke veporization | 363 KJ / MOL |
Ike ikuku | 26.53 J / (MOLO) |
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Yttrium oxide
Yttrium oxide, makwaara dị ka YTTIA, bụ ihe dị mma maka ịnweta mkpụrụ osisi. Ọ bụ ihe mkpuchi ikuku, na-acha ọcha. Ọ nwere isi ihe dị elu (2450oc), na kemịkal dị elu nke ikuku ikuku, nke dị elu maka ma a na-ahụ anya (70%) na infrared (60%) ọkụ, belata ike nke enweghị ike. Ọ dị mma maka iko, ngwa optic na seramiiki.