1、___Zn+___HNO3——___Zn(NO3)2+___NH4NO3+___H2O2、___P+___HNO3+___H2O——___H3PO4+___NO↑3、————HClO3+___P+___H2O——___HCl+___H3PO44、___SO2+___KMnO4+___H2O——___K2SO4+___MnSO4+___H2SO45、___Pt+___HNO3+___HCl——___H2PtCl6+
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/06 00:25:53
![1、___Zn+___HNO3——___Zn(NO3)2+___NH4NO3+___H2O2、___P+___HNO3+___H2O——___H3PO4+___NO↑3、————HClO3+___P+___H2O——___HCl+___H3PO44、___SO2+___KMnO4+___H2O——___K2SO4+___MnSO4+___H2SO45、___Pt+___HNO3+___HCl——___H2PtCl6+](/uploads/image/z/1440862-70-2.jpg?t=1%E3%80%81___Zn%2B___HNO3%E2%80%94%E2%80%94___Zn%28NO3%292%2B___NH4NO3%2B___H2O2%E3%80%81___P%2B___HNO3%2B___H2O%E2%80%94%E2%80%94___H3PO4%2B___NO%E2%86%913%E3%80%81%E2%80%94%E2%80%94%E2%80%94%E2%80%94HClO3%2B___P%2B___H2O%E2%80%94%E2%80%94___HCl%2B___H3PO44%E3%80%81___SO2%2B___KMnO4%2B___H2O%E2%80%94%E2%80%94___K2SO4%2B___MnSO4%2B___H2SO45%E3%80%81___Pt%2B___HNO3%2B___HCl%E2%80%94%E2%80%94___H2PtCl6%2B)
1、___Zn+___HNO3——___Zn(NO3)2+___NH4NO3+___H2O2、___P+___HNO3+___H2O——___H3PO4+___NO↑3、————HClO3+___P+___H2O——___HCl+___H3PO44、___SO2+___KMnO4+___H2O——___K2SO4+___MnSO4+___H2SO45、___Pt+___HNO3+___HCl——___H2PtCl6+
1、___Zn+___HNO3——___Zn(NO3)2+___NH4NO3+___H2O
2、___P+___HNO3+___H2O——___H3PO4+___NO↑
3、————HClO3+___P+___H2O——___HCl+___H3PO4
4、___SO2+___KMnO4+___H2O——___K2SO4+___MnSO4+___H2SO4
5、___Pt+___HNO3+___HCl——___H2PtCl6+___NO↑+___ __________
6、___Cr2O72-+___C+___H+——Cr3++___ CO2↑+___ __________
7、___Cr3++___Na2O2+___OH-——___CrO42-+___Na++___H2O
8、___Fe+___HNO3——___Fe(NO3)3+___NO2↑+___H2O
9、___Fe3O4+___HNO3——___Fe(NO3)3+___NO2↑+___H2O
10、___KI+___KIO3+___H2SO4——___K2SO4+___I2+___H2O
1、___Zn+___HNO3——___Zn(NO3)2+___NH4NO3+___H2O2、___P+___HNO3+___H2O——___H3PO4+___NO↑3、————HClO3+___P+___H2O——___HCl+___H3PO44、___SO2+___KMnO4+___H2O——___K2SO4+___MnSO4+___H2SO45、___Pt+___HNO3+___HCl——___H2PtCl6+
熟记常见元素化合价,据得失电子数相等先配平氧化剂还原剂系数,再通过观察和分析(如在酸性溶液中不能在生成物中有碳酸根/碳酸氢根氢氧根离子等)配平其它物质前的系数.
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