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【答案】应助回帖

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sddtc888: 金币+1, 感谢应助,欢迎常来! 2013-09-11 21:42:53
最易制备也最稳定的是FeS。
Fe(OH)2虽易制备出来,但极不稳定,迅速会被氧化为Fe(OH)3,因此也可以说很难得到。
FeCO3也可以制备,但往往会有杂质,如Fe(OH)2.FeCO3、Fe(OH)3这些杂质难免存在,纯度不高。

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2楼2013-09-10 07:41:47
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sddtc888: 编辑内容 2013-09-11 21:43
sddtc888: 金币-1, 屏蔽内容, 化学化工区各版块禁止留下Email、QQ、QQ群、MSN、电话号码等相关个人及单位集体信息! 2013-09-11 21:43:25
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3楼2013-09-10 09:17:18
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