o水准化学试题

__________________________________________________________________________________OLevelSpecimenPaper__________________________________________________________________________________Chemistry5072Paper11hoursREADTHESEINSTRUCTIONSFIRSTWriteyournameonalltheworkyouhandin.Writeinsoftpencil.Writeyourname,CentrenumberandindexnumberontheAnswerSheetinthespacesprovidedunlesshishasbeendoneforyou.Answerallquestions.Foreachquestiontherearefourpossibleanswers.ChoosetheoneyouconsidercorrectandrecordyourchoiceinsoftpencilontheseparateAnswerSheet.Attheendoftheexamination,fastenallyourworksecurelytogether.Thispaperhas12pages.OLevelChemistrySpecimenPaper1Page1of12Forreferenceonly.NotforSale.Paper1OLevelChemistrySpecimenPaper1Page2of12Forreferenceonly.NotforSale.OLevelChemistrySpecimenPaper1Page3of12Forreferenceonly.NotforSale.OLevelChemistrySpecimenPaper1Page4of12Forreferenceonly.NotforSale.OLevelChemistrySpecimenPaper1Page5of12Forreferenceonly.NotforSale.OLevelChemistrySpecimenPaper1Page6of12Forreferenceonly.NotforSale.OLevelChemistrySpecimenPaper1Page7of12Forreferenceonly.NotforSale.OLevelChemistrySpecimenPaper1Page8of12Forreferenceonly.NotforSale.OLevelChemistrySpecimenPaper1Page9of12Forreferenceonly.NotforSale.OLevelChemistrySpecimenPaper1Page10of12Forreferenceonly.NotforSale.OLevelChemistrySpecimenPaper1Page11of12Forreferenceonly.NotforSale.OLevelChemistrySpecimenPaper1Page12of12Forreferenceonly.NotforSale.__________________________________________________________________________________OLevelSpecimenPaper__________________________________________________________________________________Chemistry5072Paper21hours45minutesREADTHESEINSTRUCTIONSFIRSTWriteyourname,Centrenumberandindexnumberinthespacesprovidedunlessthishasbeendoneforyou.Writeindarkblueorblackpen.Youmayuseasoftpencilforanydiagrams,graphs,tablesorroughworking.Attheendoftheexamination,fastenallyourworksecurelytogether.Thispaperhas13pages.OLevelChemistrySpecimenPaper2Page1of13Forreferenceonly.NotforSale.Paper2OLevelChemistrySpecimenPaper2Page2of13Forreferenceonly.NotforSale.OLevelChemistrySpecimenPaper2Page3of13Forreferenceonly.NotforSale.OLevelChemistrySpecimenPaper2Page4of13Forreferenceonly.NotforSale.OLevelChemistrySpecimenPaper2Page5of13Forreferenceonly.NotforSale.OLevelChemistrySpecimenPaper2Page6of13Forreferenceonly.NotforSale.OLevelChemistrySpecimenPaper2Page7of13Forreferenceonly.NotforSale.OLevelChemistrySpecimenPaper2Page8of13Forreferenceonly.NotforSale.OLevelChemistrySpecimenPaper2Page9of13Forreferenceonly.NotforSale.OLevelChemistrySpecimenPaper2Page10of13Forreferenceonly.NotforSale.OLevelChemistrySpecimenPaper2Page11of13Forreferenceonly.NotforSale.OLevelChemistrySpecimenPaper2Page12of13Forreferenceonly.NotforSale.OLevelChemistrySpecimenPaper2Page13of13Forreferenceonly.NotforSale.