高考化學方程式大全 (2)

1、3/3高考化學方程式大全一、非金屬單質(zhì)(F2 ,Cl2,O2,S,N2,P,C,Si ,H)1、氧化性：F2+H2=2HF(陰暗處爆炸)F2+Xe(過量)=XeF22F2(過量)+Xe=XeF4(XeF4是強氧化劑 ,能將Mn2+氧化為MnO4)nF2+2M=2MFn(M表示大局部金屬)2F2+2H2O=4HF+O2(水是復(fù)原劑)2F2+2NaOH=2NaF+OF2+H2OF2+2NaCl=2NaF+Cl2F2+2NaBr=2NaF+Br2F2+2NaI=2NaF+I27F2(過量)+I2=2IF7F2+Cl2(等體積)=2ClF(ClF屬于類鹵素：ClF+H2O=HF+HClO)3F2(過量

2、)+Cl2=2ClF3(ClF3+3H2O=3HF+HClO3)Cl2+H22HCl(將H2在Cl2點燃;混合點燃、加熱、光照發(fā)生爆炸)3Cl2+2P2PCl3Cl2+PCl3PCl5Cl2+2Na2NaCl3Cl2+2Fe2FeCl3Cl2+CuCuCl2Cl2+2FeCl2=2FeCl3(在水溶液中：Cl2+2Fe2+=2Fe3+3Cl)Cl2+2NaBr=2NaCl+Br2Cl2+2Br=2Cl+Br2Cl2+2KI=2KCl+I2Cl2+2I=2Cl+I23Cl2(過量)+2KI+3H2O=6HCl+KIO33Cl2+I+3H2O=6H+6Cl+IO35Cl2+I2+6H2O=2HIO

3、3+10HCl5Cl2+I2+6H2O=10Cl+IO3+12H+Cl2+Na2S=2NaCl+SCl2+S2=2Cl+SCl2+H2S=2HCl+S(水溶液中：Cl2+H2S=2H+2Cl+SCl2+SO2+2H2O=H2SO4+2HClCl2+SO2+2H2O=4H+SO42+2ClCl2+H2O2=2HCl+O2Cl2+H2O2=2H+Cl+O22O2+3FeFe3O4O2+K=KO2S+H2H2S2S+CCS2S+ZnZnSS+FeFeS(既能由單質(zhì)制取 ,又能由離子制取)S+2CuCu2S(只能由單質(zhì)制取 ,不能由離子制取)3S+2AlAl2S3(只能由單質(zhì)制取 ,不能由離子制取)N

4、2+3H22NH3N2+3MgMg3N2N2+3CaCa3N2N2+3BaBa3N2N2+6Na2Na3NN2+6K2K3NN2+6Rb2Rb3NN2+2Al2AlNP4+6H24PH3P+3NaNa3P2P+3ZnZn3P2H2+2Li2LiH2、復(fù)原性S+O2SO2S+H2SO4(濃)3SO2+2H2OS+6HNO3(濃)H2SO4+6NO2+2H2OS+4H+6=6NO2+2H2O+3S+4HNO3(稀)3SO2+4NO+2H2O3S+4H+43SO2+4NO+2H2ON2+O22NO4P+5O2P4O10(常寫成P2O5)2P+3X22PX3(X表示F2 ,Cl2 ,Br2)PX3+X2PX5P4+20HNO3(濃)4H3PO4+20NO2+4H2OC+2F2CF4C+2Cl