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    DzϷ۸ַ:ff00.co㻨Բ,ֲ԰ô,iosӦý㲶F2F4Y5L8-2022-09-26 20:01   E   B   D

        ȶѧʽΪAl2O3ڿҵҵͲϿѧֱΪ
    ״ˮİɫ壬޳ζʼӲ⣨չIJʪǵ͵αܶѻǶԻ͸ʴ޻ͼҺУˮǼлܼܶ(d2044.0۵2050档
        棺ܷﱣ档
        ;ԼлܼˮлӦ߻ĥ׹ұԭϡͻϡ
    Ҫɷ֣
        ԪԭϾѧȥ衢ѵȵƵõIJǴȺܸߵԭϣAl2O3һ99%ϡ40%76%γ- Al2O324%60%α- Al2O3ɡγ- Al2O39501200תΪα- Al2O3ͬʱ
    ѧʣ
        ᷴӦ
        Al2O3 + 6HCl = 2AlCl3 + 3H2O
        Al2O3 + 6H+ = 2Al3+ + 3H2O
        ڵļӦ
        Al2O3 + 2NaOH== 2NaAlO2ƫƣ + H2O
        ͼҺӦ
        Al2O3+ 2NaOH +3H2O = 2Na[Al(OH)4]ǻƣ
        ҲԼдΪAl2O3+2OH-=2AlO2-ƫӣ+H2O
    Ҫã
        α
        αľУΪܶѻAl3+ԳƵطֲΧɵİλģܴܺ󣬹۵㡢еܸߣαˮᣬҵҲƽĻԭϣҲƸͻשͻͻܡ͸ʵĥȼϵȣߴα챦ʯʯԭϣִģɵ·İ
        γ
        γ140-150ĵ»ˮƵãҵҲлӽΪĽܶѻAl3+طֲΧɵİ϶֮СγˮǿǿҺ1200ȫתΪαγһֶʣÿ˵ڱߴƽףԸǿҵƷΪɫ΢ۺԲͿѹԺãʯƺʯͻdzõ߻ʹ߻壻ڹҵDZѹ͡͸ƽ͵ɫʵǿףʹú175¼6-8hظʹá

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