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最全高中化學(xué)方程式分類匯總-預(yù)覽頁

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【正文】 3)4(OH)2+4H2OZn(OH)2ZnO+H2OBeBe+2HCl=BaCl2+H2↑Be+2NaOH=Na2BO2+H2↑BeCl2+2NaOH=Be(OH)2↓+2H2OBe(OH)2+2HCl=BeCl2+2H2OBe(OH)2+2NaOH=Na2BO2+2H2OHg3Hg+8HNO3(稀)=3Hg(NO3)2+2NO2↑+4H2OHg+4HNO3(濃)=Hg(NO3)2+2NO2↑+2H2第二部分 鹵族元素、氮族元素一、鹵族元素F2F2+H2=2HF2F2+2H2O=4HF+O2HF4HF+SiO2=SiF4+2H2OCl2Cl2+H2=2HCl(光照或點(diǎn)燃)Cl2+2Na2NaCl3Cl2+2P2PCl3Cl2+PCl3PCl53Cl2+2Fe2FeCl3Cl2+CuCuCl2Cl2+2FeCl2=2FeCl32Cl2+2NaBr=2NaCl+Br2Cl2+2KI=2KCl+I25Cl2+I2+6H2O=2HIO3+10HClCl2+Na2S=2NaCl+S↓Cl2+H2S=2HCl+S↓Cl2+SO2+2H2O=H2SO4+2HClCl2+H2SO3+H2O=H2SO4+2HClCl2+H2O=HCl+HClOCl2+H2O2=2HCl+O2Cl2+2NaOH=NaCl+NaClO+H2O2Cl2+2Ca(OH)2=CaCl2+Ca(ClO)2+2H2O3Cl2+6KOH(熱、濃)=5KCl+KClO3+3H2OHCl6HCl+2Al=2AlCl3+3H2↑2HCl+Fe=FeCl2+H2↑4HCl(濃)+MnO2MnCl2+Cl2+2H2O4HCl(g)+O22Cl2+2H2O16HCl+2KMnO4=2KCl+2MnCl2+5Cl2+8H2O14HCl+K2Cr2O7=2KCl+2CrCl3+3Cl2+7H2OHCl+NH3=NH4Cl(白煙)2HCl+FeO=FeCl2+3H2O6HCl+Fe2O3=2FeCl3+3H2O8HCl(濃)+Fe3O4FeCl2+2FeCl3+4H2OHCl+Na3PO4=Na2HPO4+NaClHCl+Na2HPO4=NaH2PO4+NaClHCl+NaH2PO4=H3PO4+NaClHCl+Na2CO3=NaHCO3+NaClHCl+NaHCO3=NaCl+H2O+CO2HClOHClO=HCl+O2↑Br2Br2+H22HBrBr2+Fe=FeBr3Br2+2FeBr2=2FeBr3Br2+NaI=NaBr+I2Br2+HI=HBr+I2Br2+H2O=HBr+HBrOBr2+NaOH=NaBr+NaBrO+H2OBr2+SO2+2H2O=H2SO4+2HBrBr2+H2S=S↓+2HBr2Br2+3Na2CO3+H2O=2NaHCO3+2NaBrO+2NaBr+CO2↑HBrHBr+NaOH=NaBr+H2O2HBr+Cl2=2HCl+Br2I2I2+H22HII2+Fe FeI2I2+2NaOH=NaI+NaIO+H2OHI2HIH2+I22HI+Cl2=2HCl+I2HI+NaOH=NaI+H2O催化劑高溫、高壓二、氮族元素N2N2+3H2 2NH3N2+O22NON2+3MgMg3N2N2+6Na=2Na3NNO、NON2O52NO+O2=2NO2NO+NO2+2NaOH=2NaNO2(用于制硝酸工業(yè)中吸收尾氣中的NO和NO2)6NO+4NH35N2+6H2ONO2+2KI+H2O=NO+I2+2KOH(不能用淀粉KI溶液鑒別溴蒸氣和NO2)4NO2+H2S=4NO+SO3+H2ONO2+SO2=SO3+NO3NO2+H2O=2HNO3+NON2O5+H2O=2HNO3HNO33HNO3+Ag3PO4=H3PO4+3AgNO3Al+4HNO3(稀)=Al(NO3)3+NO↑+2H2O3As2S3+28HNO3+4H2O=6H3AsO4+9H2SO4+28NO↑4HNO3(濃)+CCO2↑+4NO2↑+2H2O2HNO3+CaCO3=Ca(NO3)2+H2O+CO2↑6HNO3+Fe=Fe(NO3)3+3NO2↑+3H2O4HNO3+Fe=Fe(NO3)3+NO↑+2H2O30HNO3+8Fe=8Fe(NO3)3+3N2O↑+15H2O36HNO3+10Fe=10Fe(NO3)3+3N2↑+18H2O30HNO3+8Fe=8Fe(NO3)3+3NH4NO3+9H2OFeO+4HNO3=Fe(NO3)3+NO2↑+2H2O3H2S+2HNO3(稀)=3S↓+2NO+4H2O4HNO3=4NO2+O2+2H2O(見光或受熱分解)NH3+HNO3=NH4NO3(白煙)(用HNO3和濃H2SO4不能制備H2S、HI、HBr、SO2)3Na2S+8HNO3(稀)=6NaNO3+2NO+3S↓+4H2O3Na2SO3+2HNO3(稀)=3Na2SO4+2NO↑+H2O3Cu2S+22HNO3=6Cu(NO3)2+10NO↑+3H2SO4+8H2O5HNO3(濃)+P=H3PO4+5NO2↑+H2OP4+20HNO3(濃)=4H3PO4+20NO2+4H2OS+6HNO3(濃)=H2SO4+6NO2↑+2H2O3S+4HNO3(稀)=3SO2↑+4NO↑+2H2OS+6HNO3(濃)=H2SO4+6NO2↑+2H2O3As2S3+28HNO3(稀)+4H2O=6H3AsO4+9H2SO4+28NO↑As2S3+28HNO3(濃)=2H3AsO4+3H2SO4+28NO2↑+8H2ONH32NH3+3CuO3Cu+N2+3H2O2NH3+3Cl2=N2+6HCl8NH3+3Cl2=N2+6NH4Cl4NH3+3O2(純氧)2N2+6H2O4NH3+5O24NO+6H2O4NH3+6NO5N2+6HO(用氨清除NO)NH3+HCl=NH4Cl(白煙)NH3+HNO3=NH4NO3(白煙)2NH3+H2SO4=(NH4)2SO4NH3+NaCl+H2O+CO2=NaHCO3↓+NH4Cl(侯氏制堿法)2NH3+SO2+H2O=(NH4)2SO3NH3H2ONH4NO3+NaOHNaNO3+NH3↑+H2O5NH4NO32HNO3+4N2↑+9H2O(NH4)2SO(NH4)2SO4(NH4)2SO3+SO2+H2O=2NH4HSO3(NH4)2SO4+2NaOH=Na2SO4+2NH3(2)加成反應(yīng)Br與溴水加成:HC≡CH+Br2 HC=CH Br CHBr=CHBr+Br2 CHBr2—CHBr2催化劑△與氫氣加成:HC≡CH+H2 H2C=CH2Cl與氯化氫加成:HC≡CH+HCl CH2=CHCl CH2—CH一定條件(3)聚合反應(yīng)注意:制取乙烯、乙炔均用排水法收集;乙烯、乙炔的加成反應(yīng)一般都需要催化劑(溴除外)。點(diǎn)燃(1)氧化反應(yīng)甲苯的燃燒:C7H8+9O2 7CO2+4H2O甲苯不能使溴水褪色,但可以使酸性高錳酸鉀溶液褪色。(3)加成反應(yīng)+3H2 催化劑△CH3|—CH3 (甲基環(huán)己烷)二、烴的衍生物 純凈的溴乙烷是無色液體,℃,密度比水大。(1)與鈉反應(yīng)乙醇與鈉反應(yīng):2CH3CH2OH+2Na 2CH3CH2ONa+H2↑(乙醇鈉)(2)氧化反應(yīng)催化劑△乙醇的燃燒:CH3CH2OH+3O2 2CO2+3H2O乙醇的催化氧化:2CH3CH2OH+O2 2CH3CHO+2H2O (乙醛)OH|O注意:當(dāng)2丙醇發(fā)生催化氧化時,會生成丙酮,而非丙醛。苯酚是無色晶體,露置在空氣中會因氧化顯粉紅色。 溴水與酚類易取代,不易加成,且易在苯環(huán)鄰、對位上取代。O||(1)加成反應(yīng)催化劑△乙醛與氫氣反應(yīng):CH3—C—H+H2 CH3CH2OH點(diǎn)燃(2)氧化反應(yīng)O||乙醛的燃燒:2CH3CHO+5O2 4CO2+4H2O催化劑△乙醛的催化氧化:2CH3—C—H+O2 2CH3COOH (乙酸)乙醛的銀鏡反應(yīng):△CH3CHO +2Ag(NH3)2OH CH3COONH4+2Ag+3NH3+H2O (乙酸銨)注意:硝酸銀與氨水配制而成的銀氨溶液中含有Ag(NH3)2OH(氫氧化二氨合銀),這是一種弱氧化劑,可以氧化乙醛,生成Ag。附加:酯化反應(yīng)簡介(1)反應(yīng)條件:一般需加熱,用濃硫酸作催化劑和吸水劑。如:—C—OCH2CH2—O—][濃硫酸△—COOHnnHO—CH2CH2—OH+nHOOC— —C— +2nH2O 也可酯化成環(huán)狀小分子酯?;瘜W(xué)性質(zhì):①具有還原性:能發(fā)生銀鏡反應(yīng),能與新制的氫氧化銅反應(yīng);②加成反應(yīng):與H2反應(yīng);③酯化反應(yīng):與羧酸反應(yīng);④分解反應(yīng):在酒化酶作用下,分解為乙醇和CO2;⑤燃燒生成CO2和H2O。H2O=Al(OH)3↓+32Al3++3+3H2O=2Al(OH)3↓+3CO2↑Al3++3=Al(OH)3↓+3CO2↑Al3++3HS+3H2O=Al(OH)3↓+3H2S↑2Al3++3S2+6H2O=2Al(OH)3↓+3H2S↑Al3++3+6H2O=4Al(OH)3↓2Al3++3=Al2(SiO3)2↓+2H2OAl(OH)3+OH+H++H2O=Al(OH)3↓+4H+=Al3++2H2O9+30H+=2Al(OH)3↓+7Al3++12H2O(當(dāng)n(NaAlO2)/n(HCl)=3:10時)3+Fe3++6H2O=Fe(OH)3↓+3Al(OH)3↓++H2O=Al(OH)3↓+NH3↑++H2O=Al(OH)3↓+2+CO2+3H2O=2Al(OH)3↓++CO2+2H2O=Al(OH)3↓+Al2O3+6H+=2Al3++3H2OAl2O3+2OH=2+H2OAl(OH)3+3H+=Al3++2H2OAl(OH)3+2OH=+2H2OAgAg++H2OAgOH+H+Ag++NH3H2O(向NH4HCO3溶液中加入足量NaOH溶液)2+SO2=+CO2↑+H2O++H2O=Al(OH)3↓+H3PO4系列H3PO4H++H++H++H3PO4+=+H2O+=+H2O+=+H2O+H2O++H2O++H2OH3PO4+H++=H++=H++=H3PO4H2S系列H2SH++HSHSH++S2H++S2=HSH++HS=H2SH2O+S2HS+HS+H2OH2S+H2S+OH=HS+H2OHS+OH=S2+H2OH2S+Cl2=2Cl+2H++S↓2H2S+SO2=3S↓+2H2O2H2S+O2=2S↓+2H2OH2S+Cu2+=2H++CuS↓H2S+(CH3COO)2Pb=PbS↓+2CH3COOHH2S+2OH=S2+2H2O3HS+Al3++3H2O=Al(OH)3↓+3H2S↑H2SO3系列H2SO3H++H+++H2OH2SO3+OH+OH=+H2O+H+=SO2↑+H2OH2SO3+Cl2+H2O=2Cl++4H+I2I+2Fe3+=2Fe2++I22I+Cl2=2Cl+I22I+Br2=2Br+I2I+Ag+=AgI↓2I+H2O2+2H+=I2+2H2O5I+IO+6H+=3I2+3H2OI2+2OH=I+IO+H2OI2+5Cl2+6H2O=12H++10Cl+2MgMg+2H+=Mg2++H2↑Mg2++2OH=Mg(OH)2↓Mg2++=MgCO3↓MgCO3+2H+=Mg2++CO2↑+H2OMgO+2H+=Mg2++H2OMg(OH)2+2H+=Mg2++2H2OMnMnO2+2Cl+4H+=Mn2++Cl2↑+2H2O+5Fe2++8H+=5Fe3++Mn2+4H2O2+5SO2+2H2O=2Mn2++5+4H+2+5H2O2+6H+=2Mn2++5O2↑+8H2O12+5C2H4+36H+=12Mn2++10CO2↑+28H2O2+5+16H+=2Mn2++10CO2↑+8H2ONa2Na+2H2O=2Na++2OH+H2↑2Na+Cu2++2H2O=2Na++Cu(OH)2↓+H2↑NH3系列+H2ONH3H2O+OHNH3H2O+Cu2+=[Cu(NH3)4]2++4H2O(足量氨水)2NH
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