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1、2011届高三化学三轮总复习重点突破综合测试化学实验Comprehensivetestofchemicalexperiment(fullmarks:100minutes:90minutes)Volume1(multiple-choicequestions,48points)Achoice(everyday,3points,48points)1.(2010?FiveJiangxiprovinceschoolentranceexam)thefollowingexperimentaloperationoftheexperimentoperation
2、isshownintheright(is)A.heating,crystallization,hydrate,B.,magnesiumbarsburningincarbondioxidePreparationofC.HFD.comparedwithpurewhitephosphorusintoredphosphorustransformationAnalysis:optionA,heatingthecrystallinehydrateinthetesttubewillcauseunevenheating.Thecrystallizationo
3、fhydrateshouldbeheatedinthecrucible,andtheglassrodmustbestirredcontinuouslywhenheated.OptionBasetofsandonthebottomofthegascylinderpreventsthesetofcylindersfromcrackingduetothehightemperatureoftheresultantheat・OptionC,hydrofluoricacidwillcorrodetheflask・OptionD,donotplugboth
4、endsoftheglasstube・Answer:B2.(2010,Sichuan,Mianyangdiagnostictest)glassrodisacommoninstrumenlinchemicalexperiments.ThefollowingexperimentalprocessrequirestheuseofglassrodsforoperationWithaknownconcentrationofhydrochloricacidandsodiumhydroxidesolutionofunknownconcentrationof
5、thenewexperimentaltitrationsolutionandFeS04pretreatedwithFeNaOHsolutionpreparedwiththeamountofsucrose,concentratedsulfuricacidandconcentratedsulfuricacidwaterinasmallbeakerdehydrationexperimentthelaboratoryextractionKC1IIremainingsolidsolutionsweremeasuredby1.TheamountofpHp
6、aperpHferricchloridesaturatedsolutiondropsintotheboilingwaterfromthepreparationofferrichydroxidepotassiumchlorateandmanganesedioxideoxygenin(OH)2whiteprecipitateA.B.3466II.C.II.D.Analysis:usingglassroddippedintotheliquidtodeterminethepH;theseparationofMn02andKC1mixturetofil
7、ter,filterwithaglassrodfordrainage;theuseofglassrodtostir,tomakethereactionmorefully.Answer:D1.(2010,Sichuan,Mianyangdiagnostictest)thefollowingexperimentalmethodscanachievethegoalis()A.identifiesCa(OH)2andNaHC03solutionswithreciprocaldropsA.usessaturatedNa2C03solutiontorem
8、oveasmallamountofaceticacidandwaterinethanolB.takesthemixtureaftersaponificationan
