CeriumIro grey uye unorarama simbi ne density of 6.9g / cuic crystal), 6.7g / cm3 (hexagonal crystal), inonyungudika pfungwa ye795 ℃, po, ℃, uye ductility. Ndihwo hwakanyanya kusarudzika restanide simbi. Bent cerium mitsetse inowanzo splash spark.
Ceriumiri nyore oxidized pamhepo tembiricha uye kurasikirwa nekumira kwayo mumhepo. Inogona kupiswa mumhepo nekuputika nepfumo (yakachena cerium haina kujairika kudengenyeka, asi inowedzera kusarudzika kwekusvibisa kana zvishoma oxidized kana kufarirwa nesimbi). Kana ichipiswa, inopisa mumhepo kuburitsa ceria. Inogona kuita nemvura yekubika kuti ibudise cerium hydroxide, nyura muAcid asi isinganyanye kuAlkali.
1, Chakavanzika cheCerium Element
Cerium,ine nhamba yeatomu ye58, ndeyazvisingawanzo zvepasi zvinhuuye ndeye lanthanide chinhu muboka iiib of the yechitanhatu nguva yenguva. Chiratidzo chelementalCe, uye iri sirivha grey simbi inoshanda. Hupfu hwayo hunotambisa pakutendeuka kwemhepo mumhepo uye unonyungudika muacids uye kuderedza vamiririri. Zita rezita rinobva kune chokwadi chekuti zvirimo zvechidimbu mune yepasi crust
Mumhuri yakasara yepasi, cerium pasina mubvunzo iyo "hama huru". Chekutanga, huwandu hwakazara hwevanhu vepasi pasi pepasi pepasi pepasi makumi matatu nematanhatu Kechipiri, cerium yaive yechipiri yepasi yepasi yepasi yakawana makore mapfumbamwe mushure mekuwanikwa kweytriummuna 1794. Parizvino, ruzivo rwakakodzera rwakagadziridzwa, unogona kutarisa iyo webhusaiti yewebhusaiti yeBhizinesi News.
2, iyo huru kushandiswa kwe cerium
1. Zvemamiriro ezvinhu zvinoshamisa zvinoshamisa, nemumiriri wacho unomiririra kunyorera otomotera kuchenesa kwekunyepa catalystts. Kuwedzera cerium kune inowanzo shandisa ternary inochera mitezo yakakosha yakadai sePlatin Pollutants makuru mumagasi anopera mari ndeye carbon monoxide, hydrocarbons, uye inokwanisa kukanganisa pfuti yepfuti, uye gadzira carcinogens, zvichikonzera kukuvara kwevanhu, mhuka, uye zvidyarwa. Tekinoroji yePernary yekunatsa inogona kunyatsogona kunyatsoita hydrocarbons uye kabhoni yekugadzira carbon dioxide uye mvura, uye okisijeni (saka zita reTennary Catalysis).
2. Inogona zvakare kushandiswa mumaindasitiri akadai sejasi, inks, uye pepa. Organic makomputa akadai secerm hoss light rare lar Pasic Cyclic Salets anoshandiswawo sekupenda vamiriri, PVC Plastiki Stabilizer, uye MC Nylon Modifiers. Ivo vanogona kutsiva zvinhu zvine muchetura senge zvinotungamira munyu uye kuderedza zvinodhura zvinhu zvakadai sekurovera munyu. 3 Inoshandiswa seyakawana dia yekuwedzera, inogona kuwedzera iyo yezai yekugadzira yehuku uye huwandu hwekupona hwehove uye shrimp kurima, uye kuvandudza zvakare makusimu egwai refu remafudzi refu.
3, makomendi akajairika e cerium
1.Cerium oxide- chinhu chisorioni nemakemikari emakemikariCEO2, yero yero yero kana yero yero yebhuruu auxileary poda. Density 7.13g / cm3, inonyungudika pasi 2397 ℃, kusaziva mumvura neAlkali, zvishoma zvinyoro-nyoro muAcid. Kuita kwayo kunosanganisira mapururu, CATALYSTS
2. Kuve wesorganic pigment, ine simba rakasimba, rerudzi rwakajeka, kuramba simba rekupesana, kusatama kwakanakisa, uye chinhu chakanakisa chekutsiva chesimbi inorema senge cadmium tsvuku.
3. Cerium chloride- inozivikanwawo seChiium Trishilide, ane Anhydrouscerium chloridekana iyo hydrated compound cheloride iyo inotsamwisa maziso, maitiro ekufema, uye ganda. Inoshandiswa mumaindasitiri akadai sePetroleum Catalysts, automotive Exauforta ContalySts, yepakati makomendi, uye zvakare mukugadzirwa kwecerium simbi.
Kutumira Nguva: Sep-12-2024