Kayayyaki
Cerium, 58 CE | |
Lambar atomic (Z) | 58 |
Farashin STP | m |
Wurin narkewa | 1068 K (795 °C, 1463 °F) |
Wurin tafasa | 3716 K (3443 °C, 6229 °F) |
Yawan yawa (kusa da rt) | 6.770 g/cm 3 |
lokacin ruwa (a mp) | 6.55 g/cm 3 |
Zafin fuska | 5.46 kJ/mol |
Zafin vaporization | 398 kJ/mol |
Ƙarfin zafin rana | 26.94 J/ (mol·K) |
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Cerium (Ce) oxide
Cerium oxide, wanda kuma aka sani da cerium dioxide,Cerium (IV) oxideko cerium dioxide, wani oxide ne na cerium karfen da ba kasafai ba. Foda ce mai launin rawaya-fari tare da dabarar sinadarai CeO2. Yana da mahimmancin samfurin kasuwanci da tsaka-tsaki a cikin tsarkakewa na kashi daga ma'adinai. Maɓalli na musamman na wannan abu shine jujjuyawar sa zuwa oxide mara stoichiometric.
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Cerium (III) Carbonate
Cerium (III) Carbonate Ce2 (CO3) 3, shine gishiri da aka samar da cerium (III) cations da carbonate anions. Madogarar Cerium ce da ba ta iya narkewa ta ruwa wacce za a iya juyar da ita cikin sauƙi zuwa wasu mahadi na Cerium, irin su oxide ta dumama (calcin0ation).Hanyoyin Carbonate kuma suna ba da carbon dioxide idan aka bi da su da acid dilute.
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Cerium Hydroxide
Cerium(IV) Hydroxide, wanda kuma aka sani da ceric hydroxide, tushen Cerium ne mai tsananin ruwa wanda ba zai iya narkewar ruwa don amfanin da ya dace da mafi girma (na asali) mahallin pH. Abu ne da ba a iya gani ba tare da dabarar sinadarai Ce(OH)4. Foda ce mai launin rawaya wacce ba ta iya narkewa a cikin ruwa amma tana narkewa a cikin sinadarin acid.
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Cerium (III) Oxalate Hydrate
Cerium (III) Oxalate (Oxalate) shine gishirin cerium inorganic na oxalic acid, wanda ba zai iya narkewa a cikin ruwa kuma yana jujjuyawa zuwa oxide lokacin zafi (calcined). Yana da wani farin crystalline m tare da sinadaran dabara naCe2(C2O4)3.Ana iya samun shi ta hanyar amsawar oxalic acid tare da cerium (III) chloride.