Linthanum irgide,Tsarin kwayoyin halittaLage3, nauyi na kwayoyin 32.8091. Galibi amfani da kayan masana'antu na popical tendaddamar da fiber na gani.
Dukiyar sunadarai
Dan kadan mai narkewa cikin ruwa da sauƙi mai sauƙi a acid don samar da salts masu dacewa.
Fada ga iska, yana da sauƙin sha carbon dioxide da ruwa, sannu a hankali juya cikin Lanthanum carbonate carbonate.
Da ƙonewaLinthanum oxidehaɗu tare da ruwa don sakin babban adadin zafi.
dukiya ta jiki
Bayyanar da kaddarorin: farin mai ƙarfi.
Bensity: 6.51 g / ml a 25 ° C
Maɗaukaki: 2315 ° C, aya mai tafasa: 4200 ° C
Sallasihu: Solumable a acid da ammonium chloride, insolable cikin ruwa da ketones.
Hanyar samarwa
1. Abubuwan albarkatun kasa don hanyar hakar shine kasala mai wuya a zahiri bayan cirewa 50% La2o3, da yawa na Shugaba, da 30% Pr6o3, da 30% ND2O3. Haɗin gwiwar cikin σ wata bakara a cikin mafita na 320-330g / l na Rxoy Kerosney tsarin don 3550 matakai na hakar. An dakatar da ingantaccen bayani wanda ya ƙunshi Lanthanum tare da ammonia, precipitated da kone don samun ingantaccen samfurin Lanthanum osan-acid. Aka fitar da shi daga Lanthanum phosphate cerium ore ko tattalin ta ƙone carbonate ko nitrate. Hakanan ana iya samun ta ta hanyar dumama da kuma rushe oxaramin oxalate na Lanthanum.
2. Sanya La (OH) 3 A cikin platinum m, bushe a 200 ℃, ka ƙona a 500 ℃, kuma bazu sama da 840 ℃ Don samun Lanthanum oxide.
Roƙo
Galibi amfani da kayan masana'antu na popical tendaddamar da fiber na gani. Hakanan aka yi amfani da shi a cikin masana'antar lantarki kamar yadda masu ɗaukar nauyin yumɓu da Piezoelectrite ƙari. Hakanan ana amfani dashi azaman kayan albarkatun kasa don samar da Lanthanum Borate kuma a matsayin mai kara kuzari don rabuwa da man fetur da sake fasalin.
Filin aikace-aikacen: galibi ana amfani da shi don masana'antar gani na musamman, wanda ya dace da sanya kyamarori, kyamarori, ruwan tabarau na kayan aikin ganima. Hakanan ana amfani dashi a cikin masana'antu na masu ɗaukar nauyin yumbu, Piezoeleeleetric dopant, da kuma kayan x-ray lumescents kamarLanthanum brisfoda. Aka fitar da shi daga Lanthanum phosphate cerium ore ko kuma samu ta hanyar ƙone carbonate carbonate ko nitrate. Hakanan ana iya samun ta ta hanyar dumama da kuma rushe oxaramin oxalate na Lanthanum. Amfani da shi azaman mai kara kuzari ga halayen daban-daban na carbon monoxide lokacin da droalytic hydrogenation na carbon mondoxide zuwa Methon lokacin da aka fara da palladium. Lanthanum oxide insailtated tare da lithium oxide ko Zisgaoni (1%) don samar da maganya man shafawa. Yana da matukar tasiri mai kara kuzari mai sauƙin hade da kitucen don samar da Ethane da ethylene. An yi amfani da shi don inganta yawan zafin jiki da kadarorin abinci na barium titanate (Batoo3) da Titan Slifis, da kuma ferroelectrics, da tabarau na fiber.
Lokaci: Aug-08-2023