Samuwar, Kimiyya
Aluminum chloride
Aluminum chloride kuma aka sani da aluminum chloride, wani gishiri na biyu mahadi - hydrochloric acid, da kuma aluminum kanta. aluminum chloride yana da wani sinadaran dabara na AlCl3. Sublimation fili ya auku a zazzabi na 183 ° C - shi idan matsa lamba yana da wata al'ada darajar. Tare da kara matsa lamba da abu yana farawa ya narke a zazzabi na 192,6 ° C.
Yawanci, aluminum chloride ne sosai narkewa a cikin ruwa-ruwa bayani, 44,38 grams cikakken rushe abu ya auku a stogrammovom girma na ruwa a zazzabi na 25 ° C. Hydrolysis auku dymlenie abu a cikin m iska tare da saki HCI. A anhydrous jihar a cikin nau'i na aluminum chloride ne a colorless guda lu'ulu'u, wanda suke a zazzabi na 440 ° C samun kadarori na dimer - tuba a cikin wani ruwa ko tururi. Lokacin da kara yawan zafin jiki zuwa 800-1000 ° C abu ne mai barga monomer.
A mafi muhimmanci Hanyar samar da fili shi ne mai daukan hotuna zuwa Cl2 CO da anhydrous kaolin, kuma haƙar. Wannan dauki yana da za'ayi a cikin masana'antu samar a musamman Tanderu nawa irin. Akwai kuma sauran hanyoyin da shirye-shiryen, misali, da dauki boron trichloride da aluminum phosphide a lokacin da dauki yi a zazzabi na 900 ° C, sakamakon a cikin samuwar aluminum chloride. All halayen hade tare da samun da fili suna da za'ayi a karkashin wata rage rabo, wanda protrudes carbon.
Anhydrous aluminum chloride aka mayar da martani tare da yawan biyu kwayoyin da inorganic abubuwa. Tare da inorganic shi Forms adducts kamar NH3. Tare da kwayoyin aluminum chloride siffofin wani acid chloride, da kuma da dama esters.
Crystallization daga ruwa-ruwa mafita take kaiwa zuwa wani yellow-fari m cewa shi ne a waje yakan mallaki fluidity ne - aluminum chloride hexahydrate.
Aluminum chloride kara kuzari ne ba makawa a dauke da fitar kwayoyin kira, wannan na iya zama a matsayin wani misali na yin amfani a lokacin Friedel-Crafts ayyukan. Yana abubuwa a matsayin wani tsaka-tsaki a cikin hydrolysis domin samar da gami A1 warewa da kuma shirye-shiryen da ultrapure ingancin A1. Aikace-aikace hexahydrate, kazalika da ta mafita kowa a itace aiki, ruwa mai guba da magani fasahar.
Tun aluminum chloride ne yadu amfani a cikin m kashi na tattalin arziki, ta shekara-shekara samarwa ne na girma a duniya da kuma a wannan lokacin ne wani misali na 200 dubu tons.
A halin yanzu, mafi in bukatar aluminum chloride, a fannoni irin magunguna da kuma turare. Wannan abu ne yadu amfani a cikin yi da kwayoyi cewa counteract hyperhidrosis - ƙãra sweating jiki. Its wanda aka samu - aluminum chloride hexahydrate Etiaxil - yi amfani a matsayin dole kafuwar ga yi na deodorants da antiperspirants. A ta m tsari, wannan abu ne mai colorless lu'ulu'u, kuma ta sinadaran dabara aka rubuta a matsayin H12AlCl3O6. A amfani a cikin wannan damar da ya kamata a tare da matsananci hankali, a matsayin hanyar hyperhidrosis iya zama wani iri-iri na dalilai: jijiya da kuma edokrinnye cuta, koda cutar da sauran. A wannan yanayin, ya kamata ba suyi saya da kuma amfani da duk wani abu da ya ƙunshi wani ɓangare daga hexahydrate Etiaxil, ko da yake cewa a daya hali ba ya taimaka, a cikin wasu hali zai taimaka. Gaskiyar cewa da dama haduwa hexahydrate hade tare da sauran aka gyara za a iya amfani da duk wadannan motocin.
Don samun ake so sakamako daga yin amfani da magunguna da kuma abinda ke ciki Etiaxil, dole ne ka zabi daidai da su, ba da halaye na kowane fata irin da mataki na bayyanuwar potlivsti.
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