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Ｚｎ跟稀ＣｕＳＯ＿４溶液反应生成的黑色粉末状物质的化学成分是什么龚秋纹，刘怀乐（重庆师范学院）（重庆巴蜀中学校）Ｚｎ跟稀ＣｕＳＯ４溶液反应要生成一种黑色粉末状物质，这应当说是一个众所周知的化学现象和事实，但这种黑色粉末的化学成分是什么，至今还没有统—...
What is the chemical composition of the black powdery substance produced by the reaction of Zn with dilute CuSO4 solution Gong Qiuwen, Liu Huaile (Chongqing Normal University) (Chongqing Barry Middle School) Zn reacts with dilute CuSO4 solution to produce a black powdery substance, which should be said It is a well-known chemical phenomenon and fact, but what is the chemical composition of this black powder?