Imikhiqizo
Cerium, 58Ce | |
Inombolo ye-athomu (Z) | 58 |
Isigaba ku-STP | okuqinile |
Iphoyinti lokuncibilika | 1068 K (795 °C, 1463 °F) |
Iphuzu elibilayo | 3716 K (3443 °C, 6229 °F) |
Ukuminyana (eduze ne-rt) | 6.770 g/cm3 |
lapho uketshezi (at mp) | 6.55 g/cm3 |
Ukushisa kwe-fusion | 5.46 kJ/mol |
Ukushisa kwe-vaporization | 398 kJ/mol |
Umthamo wokushisa we-molar | 26.94 J/(mol·K) |
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I-Cerium (Ce) oxide
I-Cerium oxide, eyaziwa nangokuthi i-cerium dioxide,I-Cerium (IV) Oksidinoma i-cerium dioxide, iyi-oxide ye-cerium yensimbi engavamile. Impushana ephaphathekile ephuzi-mhlophe enefomula yamakhemikhali i-CeO2. Kungumkhiqizo obalulekile wezohwebo futhi uphakathi ekuhlanzweni kwesici kusuka kuma-ores. Impahla ehlukile yalesi sihloko ukuguqulwa kwayo okubuyisela emuva ku-non-stoichiometric oxide.
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I-Cerium(III) carbonate
I-Cerium(III) I-Carbonate Ce2(CO3)3, usawoti owakhiwa ama-cerium(III) cations kanye nama-anion carbonate. Iwumthombo we-Cerium ongancibiliki emanzini ongaguqulelwa kalula kwezinye izinhlanganisela ze-Cerium, njenge-oxide ngokufudumeza (i-calcin0ation). Izinhlanganisela ze-carbonate nazo zikhipha isikhutha lapho ziphathwa nge-acids encibilikayo.
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I-Cerium Hydroxide
I-Cerium(IV) Hydroxide, eyaziwa nangokuthi i-ceric hydroxide, iwumthombo we-Cerium ongancibiliki emanzini ukuze usetshenziswe ohambisana nendawo ephakeme (eyisisekelo) ye-pH. Kuyinhlanganisela yezinto ezingaphili nefomula yamakhemikhali ethi Ce(OH)4. Impushana ephuzi engancibiliki emanzini kodwa incibilika kuma-asidi agxilile.
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I-Cerium(III) Oxalate Hydrate
I-Cerium(III) Oxalate (I-Oxalate ebomvu) usawoti we-cerium we-inorganic cerium we-oxalic acid, ongancibiliki kakhulu emanzini futhi uguqukela ku-oxide uma ushiswa (i-calcined). Iqinile ngekristalu emhlophe enefomula yamakhemikhali ethiI-Ce2(C2O4)3.Ingatholwa ngokusabela kwe-oxalic acid nge-cerium(III) chloride.