摘要:(1).氧化性 F2 + H2 = 2HF F2 +Xe=XeF2 2F2+Xe=XeF4 nF2 +2M=2MFn 2F2 +2H2O=4HF+O2 F2 +2NaX=2NaX+Cl2 Cl2 +H2 =2HCl 3Cl2 +2P2PCl3 Cl2 +PCl3 PCl5 Cl2 +2Na2NaCl 3Cl2 +2Fe2FeCl3 Cl2 +2FeCl2 =2FeCl3 Cl2+CuCuCl2 2Cl2+2NaBr=2NaCl+Br2 Cl2 +2NaI =2NaCl+I2 * 5Cl2+I2+6H2O=2HIO3+10HCl Cl2 +Na2S=2NaCl+S↓ Cl2 +H2S=2HCl+S↓ Cl2+SO2 +2H2O=H2SO4 +2HCl Cl2 +H2O2 =2HCl+O2 2O2 +3FeFe3O4 O2+KKO2 S+H2H2S 2S+CCS2 S+FeFeS S+2CuCu2S 3S+2AlAl2S3 S+ZnZnS N2+3H22NH3 N2+3MgMg3N2 N2+6Na=2Na3N P4+6H24PH3 (2).还原性 S+O2SO2 S+6HNO3(浓)=H2SO4+6NO2↑+2H2O 3S+4 HNO3(稀)=3SO2↑+4NO↑+2H2O N2+O2=2NO 4P+5O2P4O10(常写成P2O5) 2P+3X2=2PX3 (X表示F2.Cl2.Br2) PX3+X2=PX5 P4+20HNO3(浓)=4H3PO4+20NO2+4H2O C+2F2=CF4 C+2Cl2=CCl4 2C+O22CO C+O2CO2 C+CO22CO C+H2OCO+H2 2C+SiO2Si+2CO+2Cl2SiCl4 (SiCl4+2H2Si+O2SiO2 Si+CSiC Si+2NaOH+H2O=Na2SiO3+2H2↑ (3).歧化 Cl2+H2O=HCl+HClO (加酸抑制歧化.加碱或光照促进歧化) Cl2+2NaOH=NaCl+NaClO+H2O 3Cl2+6NaOH=5NaCl+NaClO3+3H2O 2Cl2+2Ca(OH)2=CaCl2+Ca(ClO)2+2H2O 3C+CaOCaC2+CO↑ 3Cl2+6KOH=5KCl+KClO3+3H2O 3C+SiO2SiC+2CO↑ 3S+6NaOH2Na2S+Na2SO3+3H2O * 4P+3KOH(浓)+3H2O=PH3+3KH2PO2 * 11P+15CuSO4+24H2O=5Cu3P+6H3PO4+15H2SO4

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