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82问答网 > 两滴零点一摩尔每升硫酸镍加二十滴蒸馏水再加一滴二摩尔每升氨水再加一滴百分之一二乙酰二肟溶液的反应现

两滴零点一摩尔每升硫酸镍加二十滴蒸馏水再加一滴二摩尔每升氨水再加一滴百分之一二乙酰二肟溶液的反应现

2025-03-26 17:02:21

推荐回答（1个）

回答1：

氯化镍中加入氨水至生成的沉淀刚好溶解,再加丁二肟酮溶液,有鲜红色沉淀.
NiCl2+6NH3==Ni(NH3)6Cl2
Ni(NH3)6（2+）+C4H8N2O2(丁二肟酮)==Ni(C4H8N2O2)2 (鲜红色螯合物沉淀）+4NH3+2NH4(+)

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