Ngwaahịa
Cerium, 58C | |
Nọmba atọm (Z) | 58 |
Usoro na STP | siri ike |
Ebe mgbaze | 1068K (795 Celsius, 1463 Celsius) |
Ebe esi nri | 3716 K (3443 Celsius, 6229 °F) |
Njupụta (nke dị nso rt) | 6.770 g/cm3 |
mgbe mmiri mmiri (na mp) | 6.55 g/cm3 |
Okpomọkụ nke ngwakọta | 5.46 kJ / mol |
Okpomọkụ nke vaporization | 398 kJ/mol |
Ike okpomọkụ molar | 26.94 J/(mol·K) |
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Cerium (C) oxide
Cerium oxide, nke a makwaara dị ka cerium dioxide,Cerium (IV) oxidema ọ bụ cerium dioxide, bụ oxide nke cerium metal na-adịghị ahụkebe. Ọ bụ ntụ ntụ na-acha ọcha na-acha odo odo nwere usoro kemịkalụ CeO2. Ọ bụ ngwaahịa azụmahịa dị mkpa na etiti dị na nchacha nke mmewere site na ore. Ngwongwo pụrụ iche nke ihe a bụ ngbanwe ya na-atụgharị na oxide na-abụghị stoichiometric.
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Cerium (III) Carbonate
Cerium (III) Carbonate Ce2 (CO3) 3, bụ nnu nke cerium (III) cations na carbonate anions kpụrụ. Ọ bụ mmiri Cerium na-adịghị soluble nke nwere ike ịgbanwe ngwa ngwa gaa na ogige Cerium ndị ọzọ, dị ka oxide site na kpo oku (calcin0ation) .Ogige carbon na-enyekwa carbon dioxide mgbe ejiri acid dilute agwọ ya.
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Cerium Hydroxide
Cerium (IV) Hydroxide, nke a makwaara dị ka ceric hydroxide, bụ nnukwu mmiri mmiri na-adịghị soluble cerium kristal maka ojiji dakọtara na elu (isi) gburugburu pH. Ọ bụ ogige inorganic nwere usoro kemịkalụ Ce(OH)4. Ọ bụ ntụ ntụ na-acha odo odo nke a na-apụghị ịsacha n'ime mmiri mana ọ na-agbaze na acid gbanyere mkpọrọgwụ.
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Cerium (III) Oxalate Hydrate
Cerium (III) Oxalate (Oxalate dị ọcha) bụ nnu cerium inorganic nke oxalic acid, bụ nke na-adịghị edozi ahụ na mmiri ma gbanwee na oxide mgbe ọ na-ekpo ọkụ (calcined). Ọ bụ kristal ọcha siri ike na usoro kemịkalụ nkeCe2 (C2O4)3.Enwere ike nweta ya site na mmeghachi omume nke oxalic acid na cerium (III) chloride.