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★军考教育化学裴老师内部资料-1-军考化学常考化学方程式(一)一、化合反应2Mg+O2点燃2MgO2Cu+O22CuO4Al+3O2点燃2Al2O33Fe+2O2点燃Fe3O4C+O2点燃CO22C+O2点燃2CO(O2少量)2H2+O2点燃2H2O4P+5O2点燃2P2O5S+O2点燃SO22CO+O2点燃2CO22Na+Cl2点燃2NaClH2+Cl2点燃2HClCaCO3+H2O+CO2=Ca(HCO3)2Cu+Cl2点燃CuCl2二、分解反应2KClO3MnO22KCl+3O2↑2KMnO4K2MnO4+MnO2+O2↑2H2O通电2H2↑+O2↑NH4HCO3NH3↑+H2O+CO2↑H2CO3CO2↑+H2O2NaHCO3Na2CO3+H2O+CO2↑CaCO3高温CaO+CO2↑三、置换反应Zn+H2SO4=ZnSO4+H2↑Fe+H2SO4=FeSO4+H2↑Mg+H2SO4=MgSO4+H2↑2Al+3H2SO4=Al2(SO4)3+3H2↑2HCl(稀)+Mg=MgCl2+H2↑Zn+2HCl=ZnCl2+H2↑Fe2O3+3H2高温2Fe+3H2OFe3O4+4H2高温3Fe+4H2OH2+CuO高温Cu+H2O2FeO+C高温2Fe+CO2↑C+2CuO高温2Cu+CO2↑2Fe2O3+3C高温4Fe+3CO2↑Fe+CuSO4=Cu+FeSO4Fe3O4+2C高温3Fe+2CO2↑Mg+FeSO4=Fe+MgSO4Cu+2AgNO3=2Ag+Cu(NO3)2Cu+Hg(NO3)2=Hg+Cu(NO3)2Zn+CuSO4=Cu+ZnSO4Mg+CuSO4=MgSO4+Cu2Al+3CuSO4=Al2(SO4)3+3Cu四、复分解反应Cu(OH)2+2HCl=CuCl2+2H2OAl(OH)3+3HCl=AlCl3+3H2OFe(OH)3+3HCl=FeCl3+3H2OCa(OH)2+2HCl=CaCl2+2H2ONaOH+HCl=NaCl+H2OMg(OH)2+2HCl=MgCl2+2H2OCu(OH)2+H2SO4=CuSO4+2H2OCa(OH)2+H2SO4=CaSO4+2H2OMg(OH)2+H2SO4=MgSO4+2H2O2Al(OH)3+3H2SO4=Al2(SO4)3+6H2O2Fe(OH)3+3H2SO4=Fe2(SO4)3+6H2OBa(OH)2+H2SO4=BaSO4↓+2H2ONaOH+HNO3=NaNO3+H2OCu(OH)2+2HNO3=Cu(NO3)2+2H2OMg(OH)2+2HNO3=Mg(NO3)2+2H2OAl(OH)3+3HNO3=Al(NO3)3+3H2OCa(OH)2+2HNO3=Ca(NO3)2+2H2OFe(OH)3+3HNO3=Fe(NO3)3+3H2OCaCO3+2HCl=CaCl2+H2O+CO2↑Na2CO3+2HCl=2NaCl+H2O+CO2↑HCl+AgNO3=AgCl↓+HNO3MgCO3+2HCl=MgCl2+H2O+CO2↑★军考化学裴老师为战士提供免费、专业的化学答疑(QQ:206845228)-2-Na2CO3+H2SO4=Na2SO4+H2O+CO2↑2NaOH+H2SO4=Na2SO4+2H2OBaCl2+H2SO4=BaSO4↓+2HClBa(NO3)2+H2SO4=BaSO4↓+2HNO3CuSO4+2NaOH=Cu(OH)2↓+Na2SO4Ca(OH)2+CO2=CaCO3↓+H2OFeCl3+3NaOH=Fe(OH)3↓+3NaClAlCl3+3NaOH=Al(OH)3↓+3NaClMgCl2+2NaOH=Mg(OH)2↓+2NaClCuCl2+2NaOH=Cu(OH)2↓+2NaClCa(OH)2+Na2CO3=CaCO3↓+2NaOHBa(OH)2+Na2CO3=BaCO3↓+2NaOHCa(OH)2+K2CO3=CaCO3↓+2KOHAgNO3+NaCl=AgCl↓+NaNO3BaCl2+Na2SO4=BaSO4↓+2NaClCaCl2+Na2CO3=CaCO3↓+2NaClMgCl2+Ba(OH)2=BaCl2+Mg(OH)2↓NH4NO3+NaOHNaNO3+NH3↑+H2ONH4Cl+KOHKCl+NH3↑+H2O五、氧化物的反应FeO+2HCl=FeCl2+H2OFe2O3+6HCl=2FeCl3+3H2OCuO+2HCl=CuCl2+H2OMgO+2HCl=MgCl2+H2OZnO+2HCl=ZnCl2+H2OCaO+2HCl=CaCl2+H2OAl2O3+6HCl=2AlCl3+3H2ONa2O+2HCl=2NaCl+H2OFe2O3+3H2SO4=Fe2(SO4)3+3H2OCuO+H2SO4=CuSO4+H2OAl2O3+3H2SO4=Al2(SO4)3+3H2OMgO+H2SO4=MgSO4+H2OZnO+H2SO4=ZnSO4+H2OCuO+2HNO3=Cu(NO3)2+H2OZnO+2HNO3=Zn(NO3)2+H2OMgO+2HNO3=Mg(NO3)2+H2OCaO+2HNO3=Ca(NO3)2+H2ONa2O+2HNO3=2NaNO3+H2O2NaOH+SO2=Na2SO3+H2O2NaOH+CO2=Na2CO3+H2O2NaOH+SO3=Na2SO4+H2OCaO+H2O=Ca(OH)2Ca(OH)2+SO2=CaSO3↓+H2O六、其他反应C+CO2高温2COCuO+COCu+CO2Fe2O3+3CO高温2Fe+3CO2Fe3O4+4CO高温3Fe+4CO2CuSO4+5H2O=CuSO4•5H2O
本文标题:军考化学常考化学方程式一
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