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1、初中高中化學方程式大全（JuniorhighschoolchemistryEquationDaquan）EncyclopediaofmiddleschoolchemistryequationsFirst,thenatureofoxygen:(1)reactionofsimplesubstancewithoxygen:(chemicalreaction)1.mgcombustioninair:2Mg+O2ignite2MgO2.ironburnsinoxygen:3Fe+2O2ignitesFe3O43.copp
2、erheatedintheair:2Cu+O2heating2CuO4.aluminumcombustioninair:4Al+3O2ignite2Al2O35.hydrogencombustioninair:2H2+O2ignited2H2O6.redphosphoruscombustioninair(aircompositionexperiment):4P+5O2light2P2O57.sulfurpowderburnsinair:S+O2ignitesSO28.carbonisfullycombusted
3、inoxygen:C+O2ignitesCO29.carbonisnotfullycombustedinoxygen:2C+O2ignites2CO(2)reactionsofcompoundswithoxygen:10.carbonmonoxideburnsinoxygen:2CO+O2ignites2CO211.methanecombustioninair:CH4+2O2ignitedCO2+2H2O12.alcoholburnsinair:C2H5OH+3O2ignites2CO2+3H2O(3)thes
4、ourceofoxygen:13.ofthecomponentsofairBoyleexperimental2HgOHg+O2heatingup14.:2KMnO4heatingheatingPotassiumPermanganateK2MnO4+MnO2+O2=(laboratoryoxygenprinciple1)15.hydrogenperoxideascatalystunderconditionsinmanganesedioxidedecompositionreaction:H2O2O2=MnO22H2
5、O+(laboratoryoxygenprinciple2)Two.Waterinnature:16.waterdecompositionundertheeffectofdirectcurrent(anexperimentalstudyonwater):2H2O+O2=2H2=electricity17.limewatersoluble:CaO+H2O=Ca(OH)218.carbondioxidesolubleinwater:H2O+CO2==H2CO3Three.Thelawofconservationof
6、mass:19.mgcombustioninair:2Mg+O2ignite2MgO20.ironandcoppersulfatesolutionreaction:Fe+CuSO4=FeSO4+Cu21.hydrogenreductionofCuO:H2+CuOheatingCu+H2O22.mgreducedCuO:Mg+CuOheatingCu+MgOFour,carbonandcarbonoxides:(1)thechemicalpropertiesofcarbon23.carbonisfullycomb
7、ustedinoxygen:C+O2ignitesCO224.:C+charcoalreductionofcopperoxidehigh-temperature2Cu+CO2=2CuO25.3C+2Fe2O3hightemperaturecokereductionironoxide:4Fe+3CO2=(2)thethreereactionsoccurringinthecoalfurnace:(severalchemicalreactions)Bottomof26.coalstove:C+O2ignitesCO2
8、Middlelayerof27.coalfurnace:CO2+Chightemperature2COTheupperblueflameofthe28.coalstove:2CO+O2ignites2CO2(3)preparationandpropertiesofcarbondioxide:29.marblereactswithdilutehydrochloricacid(labora
