问题：请教大家一个问题
类型：求助 (悬赏分:3分)
提问：梦寒
等级：▲
版块：有机化学问题(jimuwei,fpcwin1211,netpanda,yjgzfl,Ftian,)
信誉：67%
回复：4
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时间：2009-09-29 16:36:43 编辑加入/取消收藏订制/取消短消息举报该贴

请教大家LiAlO2的物理性质和化学性质，谢谢！

回复人：梦寒,▲ (中国化学化工论坛共建最大的交流网络努力一起吧同学) 时间：2009-09-30 10:13:18 编辑	1楼
已经打分了！

回复人：氟化氧,▲▲▲▲ ( http://blog.sina.com.cn/u/1641123487 ) 时间：2009-09-29 22:23:03 编辑	2楼
估计难容于水，如果可容，向其溶液通CO2，可以变成碳酸锂和氢氧化铝，氢氧化铝分解得到氧化铝，氧化铝熔化做红蓝宝石或刚玉，刚玉可以划玻璃，然后玻璃可以做玻璃容器放东西到里面反应。

回复人：claymore,★★★★★ (C-H活化，kumada,suzuki,stille,negishi.cross-coupling.) 时间：2009-09-29 20:31:08 编辑

3楼

CAS Registry Number: 12003-67-7
Related CAS Registry Numbers(s): 12005-14-0
Extra CAS Registry Numbers(s): 37220-89-6
LiAlO2
Molecular Formula: AlLiO2
Molecular Weight: 65.921
Accurate Mass: 65.987372
Percentage Composition: Al 40.93%; Li 10.53%; O 48.54%
Use/Importance: Commercially available
Other Data: Related hydrates descr. Al may be replaced by Fe. LiAl5O8 also descr.
Aldrich: 33663-7
Variant: α-form
Synonym(s): Low pressure-form
Chapman & Hall Number: HST04-N
Type of Compound Code(s): NG0440
Molecular Formula: AlLiO2
Molecular Weight: 65.921
Accurate Mass: 65.987372
Percentage Composition: Al 40.93%; Li 10.53%; O 48.54%
General Statement: Tetragonal with 4-coordinate Al
Source/Synthesis: Synth. from Li2CO3 + Al(OH)3 or γ-Al2O3 at 600-700°
Physical Description: Deliquescent white solid

Variant: β-form
Synonym(s): Mid pressure-form

Molecular Formula: AlLiO2
Molecular Weight: 65.921
Accurate Mass: 65.987372
Percentage Composition: Al 40.93%; Li 10.53%; O 48.54%
General Statement: Monoclinic with 4- and 6-coordinate Al
Source/Synthesis: Synth. from LiOH + Al2O3 at 1.8 x 104
atm. and 370° or from γ-Al2O3, Li2CO3 and K2CO3 at
450°
Variant: γ-form
Synonym(s): High pressure form
Molecular Formula: AlLiO2
Molecular Weight: 65.921
Accurate Mass: 65.987372
Percentage Composition: Al 40.93%; Li 10.53%; O 48.54%
General Statement: Hexagonal with 6-coordinate Al; isostructural with NaHF2
Source/Synthesis: From Li2CO3 + Al2O3 at 3 x 104
atm. and 850°
Physical Description: White solid

回复人：gongxping,▲▲ () 时间：2009-09-29 21:48:47 编辑	4楼
见兰氏化学手册第十三版中文版P4-65

得分人：claymore :2, gongxping :3,

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