Video: Al OH 3 ua li cas?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Amphoteric Ntuj Al ( OH ) 3 - UW Dept. of Chemistry. Cov ntsiab lus: Aluminium hydroxide yog npaj los ntawm kev sib xyaw aluminium chloride thiab ammonium hydroxide hauv ob lub hydrometer cyinders. Sodium hydroxide yog siv los yaj cov precipitate nyob rau hauv ib lub tog raj kheej, hydrochloric acid nyob rau hauv lwm yam.
Tib neeg kuj nug, ua li cas aluminium hydroxide tsim?
Cov molecule yog tsim los ntawm aluminium cation Al+3 thiab peb hydroxyl anions CO3-2. Cov qauv ntawm cov aluminium hydroxide lattice nyob ntawm cov ntxhia los ntawm nws yog muab rho tawm vim tias cov ions qhia kev sib txawv. Feem ntau ntawm cov lattice yog hexagonal lossis orthorhombic.
Ib yam li ntawd, Al OH 3 puas yog nag lossis daus? Lub hauv paus muaj zog, xws li NaOH, dej nag Al ( OH ) 3 . Qhov no nag xob nag cua ntawm Al ( OH ) 3 , uas yog amphoteric, dissolves nyob rau hauv ntau tshaj ntawm hydroxide los yog nyob rau hauv acids. Aluminon: Cov xim aluminon yog adsorbed los ntawm gelatinous Al ( OH ) 3 nag xob nag cua los tsim ib qho liab "pas dej" thiab cov xim tsis muaj xim.
Yog li, yog Al OH 3 lub hauv paus lossis acid?
Aluminium hydroxide, Al ( OH ) 3 , muaj nyob rau hauv cov xwm li cov ntxhia gibbsite (tseem hu ua hydrargillite) thiab nws peb Ntau yam tsis tshua muaj polymorphs: bayerite, doyleite, thiab nordstrandite. Aluminium hydroxide yog amphoteric nyob rau hauv qhov, piv txwv li, nws muaj ob qho tib si yooj yim thiab acidic khoom.
Puas yog Al OH 3 soluble?
Sulfuric acid Hydrochloric acid Alkali
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