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文件名称:英语化学考试题及答案.doc
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英语化学考试题及答案

一、单项选择题(每题2分,共20分)

1.Thechemicalsymbolforironis()

A.FeB.CuC.AuD.Ag

2.“H?O”represents()

A.hydrogenB.oxygenC.waterD.carbondioxide

3.Thecorrectpronunciationof“chemical”is()

A./?kem?kl/B./?k?m?kl/C./?k?m?kl/D./?kem?k?l/

4.Whichofthefollowingisaphysicalchange?()

A.BurningwoodB.RustingofironC.MeltingiceD.Digestingfood

5.Whatistheoxidationstateofoxygeninmostcompounds?()

A.+1B.-1C.+2D.-2

6.Theformulaforsulfuricacidis()

A.HClB.H?SO?C.HNO?D.H?PO?

7.Theword“atom”means()

A.分子B.原子C.离子D.电子

8.Whichgasmakesupabout78%oftheEarthsatmosphere?()

A.OxygenB.CarbondioxideC.NitrogenD.Hydrogen

9.“Reactant”refersto()

A.产物B.催化剂C.反应物D.溶剂

10.Theprocessofchangingaliquidtoagasiscalled()

A.condensationB.evaporationC.sublimationD.freezing

二、多项选择题(每题2分,共20分)

1.Whichofthefollowingareelements?()

A.IronB.WaterC.OxygenD.Sodiumchloride

2.Whatarethepropertiesofmetals?()

A.GoodconductorsofheatB.MalleableC.DuctileD.Brittle

3.Whichofthefollowingarechemicalreactions?()

A.DissolvingsaltinwaterB.BurningpaperC.PhotosynthesisD.Meltingwax

4.Commonunitsformeasuringvolumeinchemistryare()

A.literB.milliliterC.kilogramD.gram

5.Whichsubstancesareacids?()

A.HydrochloricacidB.SodiumhydroxideC.SulfuricacidD.Calciumhydroxide

6.Whatarethepartsofanatom?()

A.ProtonB.NeutronC.ElectronD.Molecule

7.Whichgasesaregreenhousegases?()

A.CarbondioxideB.MethaneC.OxygenD.Nitrousoxide

8.Chemicalbondsinclude()

A.IonicbondB.CovalentbondC.MetallicbondD.Hydrogenbond

9.Whichofthefollowingareusedinthelaboratory?()

A.TesttubeB.BeakerC.BunsenburnerD.Thermometer

10.Whichelementsareimportantforlivingorganisms?()

A.CarbonB.H