Kipukahe mea hina a me ke aniani me keʻano o ka density o 6.9g / cm3 (cubic crystal) ,,7g / cm3 ʻO ia ka mea nui loa ma keʻano o ka manthannide maʻamau. ʻO BERS CERUM STARS pinepine i nā SPLARS SPLARS.
Kipukae maʻalahi i ka oxidized ma ka mahana o ka lumi a nalowale i kona luster i ka lewa. Hiki ke puhiʻia i ka lewa ma o ka nānāʻana me ka pahi (ʻaʻole pono ka cerium maʻemaʻe, akā he mea maikaʻi loa a iʻole keʻano o ka haoʻia a me ka hao paha). I ka wā i hoʻomoe ana, e puhi ana ia i ka lewa e hana i ceria. Hiki ke hana me ka wai i ka wai e hana ai i ka wai cerium hydroxide, hoʻomoʻa i ka acid akā insoluble i alkali.
1, ka mea huna o ka elemakule
Ke Kilau,me kahi helu atomic o 58, noNā Kūlana HonuaAʻo kahi mea maʻamau i ka hui i ka hui IIIB o ka'ōnaehana o ka makahikiʻeono. ʻO kona hōʻailona hōʻailonaCe, a he metala mele gula gula. ʻO kāna pwder ka mea e hoʻopiliʻia ai i ka hui pūʻana ma ka lewa a maʻalahi maʻalahi i ka hoʻouluʻana i nā maʻi a me ka ho'ēmiʻana i nāʻoihana. Hiki mai ka inoa Cerium mai kaʻoiaʻiʻo o kaʻike o ka Cerum i loko o ka lua o ka Honua ma kahi o 0.0046%, e hana ana i ka'āina nui loa
I kaʻohana'āinaʻo Rare Honua,ʻo Cerium ka unsoubtedly me ke kaikaina "nui". ʻO ka mua, ka nui o ka nui o nāʻanuʻu o ka honua i ka papa o ka honua he 238 ppm, me ka leka uila a cerium ʻO ka lua,ʻo Cerum ka meaʻelua e loaʻa i ka lua o ka honua ma hope o ka loaʻaʻana o ka loaʻaʻana oyttriumi 1794. I kēia manawa, ua hōʻano houʻia kaʻike pili, hiki iāʻoe ke nānā i ka pūnaeweleʻike noPūnaewele Pūlepa.
2,ʻo ka hoʻohana nui o ka cerium
1.ʻO nā mea aloha aloha, me ka noi nui loa i loaʻa i ka mea i loaʻa i ka hoʻomaʻemaʻeʻana i nā catalyst. Hoʻohui i nā Cerium e hoʻohana pinepineʻia i nā catalyts o nā metala koʻikoʻi,ʻo ka papa hana o ka paila i hoʻohanaʻia. ʻO nā mana nui i ka'ōpū kalimaʻeha, nā mea hoʻomehanaʻo ke kanaka hemato aka, nā holoholona Hiki i kaʻenehanaʻo Ternary Secean e hiki ke inu i ka hydrocarbons a me ka wai o ka carbon a me ka wai.
2.ʻO keʻano o nā metala hōʻino Hiki ke hoʻohanaʻia ma nāʻoihana i like me nā pale, hana, a me ka pepa. Ua hoʻohanaʻia nā mea hoʻokūkū maikaʻi e like me ka cerium momona cerub car were carclic i hoʻohanaʻia e like me nā mea kanu plastice, pvc crabiliiers Hiki iā lākou ke hoʻololi i nā meaʻona e like me ke alakaʻi i nā salts a e hōʻemi i nā mea waiwai e like me nā paʻakai 3. E hoʻomaʻamaʻa i nā mea kanu ulu lāʻau,ʻo ka nui o nā aniani māmā e like me ke cerium, hiki ke hoʻomaikaʻi i ka maikaʻi o ka cerp Ua hoʻohanaʻia he iʻa mau, hiki iā ia ke hoʻonui i ka nui o ka hua o ka pulley a me ke kūlana o ka huluhulu huhū.
3, nā hui maʻamau o ka cerium
1.Kaniʻo Turide- kahi mea i loko o ka waiwai me keʻano o ka chemulaCeo2, kahi kukui māmā a iʻole ka melemele melemele mele mele mele. Density 7.13g / cm3, Melting point 2397 ℃, formal food a alkali ʻO kāna hana e pili ana i nā mea waiwai, catalysts, nā mea lawe catalyst (editives)
2.ʻO Crium Sulfide - me nā kiʻi molenaʻo Molecular Ces,ʻo ia kahi puaʻaʻulaʻula a me nā meaʻala, nā piko No nā puaʻa ma loko, he mana ikaika loa, ke aniani, nā mea e pale aku ai, a me keʻano o ke aniani maikaʻi loa.
3. Crium Chilride-ʻikeʻiaʻo Crium Trichloride, heʻanoCrium Chilridea iʻole he hui hydrad o ka cerium crium cherride e hoʻonāukiuki i nā maka, ka'ōnaehana hanu, a me kaʻili. Hoʻohanaʻia ma nāʻoihana e like me nā catalysts petroleum, automotive exhaly catalysts, nā hui waena o nācerium keleawe.
Post Times: Sep-12-2024