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angel129826

至尊木虫 (著名写手)

[求助] 镍污泥中如何提纯镍

有研究这方面的高手吗?
求个方法,新手入门
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R2BBr

木虫 (知名作家)


【答案】应助回帖

★ ★ ★ ★ ★
感谢参与,应助指数 +1
angel129826: 金币+5, ★★★很有帮助, 我想要简单的工艺,对温度等要求不高才好 2012-10-07 09:35:55
Ni + 4 CO --> Ni(CO)4 (g) ---> Ni + 4 CO
http://zh.wikipedia.org/wiki/??·?

??·??????????????????·??S????????1890??l?F????N????????????懵???g????[1]????????????懵????????D?????????懡? ???????懵????????????????????c???????????l?????50?C60 ??C????????γ???]?l??????????w???????????????220?C250 ??C?????????????????s?|???????γ??????????????????|????????懡?

?????????????^???

1.Ni??????????200??C?±??????е???????????????s?|?????懡??s?|??????F????
NiO (s) + H2 (g) ?? Ni (s) + H2O (g)

2.???s?|????c?^????????????50?C60 ??C?·????????????A??????????w????^?Cе???x??????????^?V?????A?????????s?|??
Ni (s) + 4 CO (g) ?? Ni(CO)4 (g)

3.????????220?C250 ??C?·?????????懡?
Ni(CO)4 (g) ?? Ni (s) + 4 CO (g)

?@????????????????僸??????????????棬??e?????Щ???м??J??????????w???????僺??y???????@Щ??λ????????·????????a?僷??????????????????懺??????????????@???????I?????????????F???????????????????c????W????????W?懷???electroless nickel plating?????????
2楼2012-10-06 10:36:38
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R2BBr

木虫 (知名作家)


【答案】应助回帖

?????????????懵??O??, ??????????????????L?. ???}?????????a?????O????e?澿??????N????? ?@??? AA (???????)??????. ??????????????. ??t??·????x???????懽??????÷???.

??·???懵????????????????????c???????????l?????50?C60 ??C????????γ???]?l??????????w???????????????220?C250 ??C?????????????????s?|???????γ??????????????????|????????懡?
3楼2012-10-08 08:48:33
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