氢气的实验室制法的问题Zn+H2SO4(稀)=ZnSO4+H2↑Mg+H2SO4(稀)=ZnCl2+H2↑Zn+2HCl=ZnCl2+H2↑Fe+2HCl=FeCl2+H2↑书上说Mg、Fe可以代替Zn那么Mg+HCl=?Fe+H2SO4(稀)=?改正:第二行镁和稀硫酸生
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![氢气的实验室制法的问题Zn+H2SO4(稀)=ZnSO4+H2↑Mg+H2SO4(稀)=ZnCl2+H2↑Zn+2HCl=ZnCl2+H2↑Fe+2HCl=FeCl2+H2↑书上说Mg、Fe可以代替Zn那么Mg+HCl=?Fe+H2SO4(稀)=?改正:第二行镁和稀硫酸生](/uploads/image/z/12408423-15-3.jpg?t=%E6%B0%A2%E6%B0%94%E7%9A%84%E5%AE%9E%E9%AA%8C%E5%AE%A4%E5%88%B6%E6%B3%95%E7%9A%84%E9%97%AE%E9%A2%98Zn%EF%BC%8BH2SO4%28%E7%A8%80%29%EF%BC%9DZnSO4%EF%BC%8BH2%E2%86%91Mg%EF%BC%8BH2SO4%28%E7%A8%80%29%EF%BC%9DZnCl2%EF%BC%8BH2%E2%86%91Zn%EF%BC%8B2HCl%EF%BC%9DZnCl2%EF%BC%8BH2%E2%86%91Fe%EF%BC%8B2HCl%EF%BC%9DFeCl2%EF%BC%8BH2%E2%86%91%E4%B9%A6%E4%B8%8A%E8%AF%B4Mg%E3%80%81Fe%E5%8F%AF%E4%BB%A5%E4%BB%A3%E6%9B%BFZn%E9%82%A3%E4%B9%88Mg%EF%BC%8BHCl%EF%BC%9D%3FFe%EF%BC%8BH2SO4%28%E7%A8%80%29%EF%BC%9D%3F%E6%94%B9%E6%AD%A3%EF%BC%9A%E7%AC%AC%E4%BA%8C%E8%A1%8C%E9%95%81%E5%92%8C%E7%A8%80%E7%A1%AB%E9%85%B8%E7%94%9F)
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