化学方程式Cl2+2NaBr==2NaCl+Br2==Cl2+2Br===2CN2+6Rb==2Rb3N==N2+2Al==2AlN一、非金属单质l==+Br2P4+6H2==4PH3==P+3Na==Na3P==2P+3Zn=(F2，Cl2,O2,S,N2,P,C,Si，H)Cl2+2KI==2KCl+I2==Cl2+2I===2Cl==+I=Zn3P21、氧化性：2H2+2Li==2LiHF2+H2==2HF==(阴暗处爆炸)3Cl2(过量)+2KI+3H2O==6HCl+KIO32、还原性F2+Xe(过量)==XeF23Cl2+I–+3H2O=6H++6Cl–+IO3–S+O2==SO22F2(过量)+Xe==XeF4==(XeF4是强氧化5Cl2+I2+6H2O==2HIO3+10HClS+H2SO4(浓)==3SO2↑+2H2O剂，能将Mn2+氧化为MnO4–)5Cl2+I2+6H2O=10Cl–+IO3–+12H+S+6HNO3(浓)==H2SO4+6NO2↑+2H2OnF2+2M==2MFn(M表示大部分金属)Cl2+Na2S==2NaCl+S↓==Cl2+S2–S+4H++6NO3-==6NO2↑+2H2O+H2SO42F2+2H2O==4HF+O2==(水是还原剂)=2Cl–+S↓3S+4HNO3(稀)==3SO2+4NO↑+2H2O2F2+2NaOH==2NaF+OF2+H2OCl2+H2S==2HCl+S↓==(水溶液中：3S+4H++4==3SO2+4NO↑+2H2OF2+2NaCl==2NaF+Cl2Cl2+H2S=2H++2Cl–+S↓N2+O2==2NOF2+2NaBr==2NaF+Br2Cl2+SO2+2H2O==H2SO4+2HCl4P+5O2==P4O10(常写成P2O5)F2+2NaI==2NaF+I2Cl2+SO2+2H2O=4H++SO42–+2Cl–2P+3X2==2PX3(X表示F2，Cl2，Br2)7F2(过量)+I2==2IF7Cl2+H2O2==2HCl+O2==Cl2+H2O2=2H++ClPX3+X2==PX5F2+Cl2(等体积)==2ClF==(ClF属于类卤–+O2P4+20HNO3(浓)==4H3PO4+20NO2↑+4H2O素：ClF+H2O==HF+HClO==)2O2+3Fe==Fe3O4==O2+K==KO2C+2F2==CF43F2(过量)S+H2==H2S==2S+C==CS2==S+Zn==ZnSC+2Cl2==CCl4+Cl2==2ClF3==(ClF3+3H2O==3HF+HClO3S+Fe==FeS==(既能由单质制取，又能由C+O2(足量)==CO2==)离子制取)2C+O2(少量)==2COCl2+H2==2HCl==(将H2在Cl2点燃;混S+2Cu==Cu2S==(只能由单质制取，不能C+CO2==2CO合点燃、加热、光照发生爆炸)由离子制取)C+H2O==CO+H2(生成水煤气)3Cl2+2P==2PCl3==Cl2+PCl3==PCl5==Cl3S+2Al==Al2S3==(只能由单质制取，不2C+SiO2==Si+2CO(制得粗硅)2+2Na==2NaCl能由离子制取)Si(粗)+2Cl2==SiCl43Cl2+2Fe==2FeCl3==Cl2+Cu==CuCl2N2+3H2==2NH3==N2+3Mg==Mg3N2==N2+3C(SiCl4+2H2==Si(纯)+4HCl)Cl2+2FeCl2==2FeCl3==(在水溶液中：a==Ca3N2Si(粉)+O2==SiO2Cl2+2Fe2+==2Fe3++3Cl==)N2+3Ba==Ba3N2==N2+6Na==2Na3N==N2+6Si+C==SiC(金刚砂)K==2K3NSi+2NaOH+H2O==Na2SiO3+2H2↑==(Si+22Na+2NH3==2NaNH2+H2↑==2Na+2NH3=2N3+3SO2+6H2O==(Al,Fe在冷,浓的OH==+H2O===+2H2↑)a++2NH2―+H2↑H2SO4,HNO3中钝化)3、歧化反应4Na+TiCl4==4NaCl+Ti==Mg+Cl2==MgCl2Al+4HNO3(稀)==Al(NO3)Cl2+H2O==HCl+HClO(加碱或光照促进歧==Mg+Br2==MgBr23+NO↑+2H2O==Al+4H++NO3–化：==(Cl2+H2O==H++Cl–+HClO)2Mg+O2==2MgO==Mg+S==MgS=Al3++NO↑+2H2OCl2+2NaOH==NaCl+NaClO+H2O==(Cl2+2O2Cu+S==Cu2S==(Cu2S只能由单质