向 CuCI2. ZnCI2. HCI. 的混合溶液中加入过量的铁粉,反应后的溶液中一定含有()?A.ZnCI2 HCIB.FeCI2 CuCI2C.CuCI2
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![向 CuCI2. ZnCI2. HCI. 的混合溶液中加入过量的铁粉,反应后的溶液中一定含有()?A.ZnCI2 HCIB.FeCI2 CuCI2C.CuCI2](/uploads/image/z/1094308-52-8.jpg?t=%E5%90%91%26%23160%3B%26%23160%3B+CuCI2.%26%23160%3B%26%23160%3B%26%23160%3B+ZnCI2.%26%23160%3B%26%23160%3B%26%23160%3B+HCI.%26%23160%3B%26%23160%3B%26%23160%3B+%E7%9A%84%E6%B7%B7%E5%90%88%E6%BA%B6%E6%B6%B2%E4%B8%AD%E5%8A%A0%E5%85%A5%E8%BF%87%E9%87%8F%E7%9A%84%E9%93%81%E7%B2%89%2C%E5%8F%8D%E5%BA%94%E5%90%8E%E7%9A%84%E6%BA%B6%E6%B6%B2%E4%B8%AD%E4%B8%80%E5%AE%9A%E5%90%AB%E6%9C%89%EF%BC%88%EF%BC%89%3FA.ZnCI2%26%23160%3B%26%23160%3B+HCIB.FeCI2%26%23160%3B%26%23160%3B%26%23160%3B%26%23160%3B+CuCI2C.CuCI2%26%23160%3B%26%23160%3B%26%23)
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向 CuCI2. ZnCI2. HCI. 的混合溶液中加入过量的铁粉,反应后的溶液中一定含有()?A.ZnCI2 HCIB.FeCI2 CuCI2C.CuCI2
向 CuCI2. ZnCI2. HCI. 的混合溶液中加入过量的铁粉,反应后的溶液中一定含有()?
A.ZnCI2 HCI
B.FeCI2 CuCI2
C.CuCI2 HCI
D.ZnCI2 FeCI2
理由?```````````````
向 CuCI2. ZnCI2. HCI. 的混合溶液中加入过量的铁粉,反应后的溶液中一定含有()?A.ZnCI2 HCIB.FeCI2 CuCI2C.CuCI2
d
铁还原了铜,并且与hcl反应,都生成FeCI2,所以溶液中没有CuCI2和HCI.
铁的还原性没有锌强,所以无法置换出Zn,所以溶液中有ZnCI2.
所以选d
D
D.ZnCI2 FeCI2
铁置换了铜和H+,溶液中只有氯化锌和氯化亚铁。
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