大學(xué)化學(xué)知到智慧樹章節(jié)測試課后答案2024年秋山東師范大學(xué)_第1頁
大學(xué)化學(xué)知到智慧樹章節(jié)測試課后答案2024年秋山東師范大學(xué)_第2頁
大學(xué)化學(xué)知到智慧樹章節(jié)測試課后答案2024年秋山東師范大學(xué)_第3頁
大學(xué)化學(xué)知到智慧樹章節(jié)測試課后答案2024年秋山東師范大學(xué)_第4頁
免費(fèi)預(yù)覽已結(jié)束,剩余5頁可下載查看

付費(fèi)下載

下載本文檔

版權(quán)說明:本文檔由用戶提供并上傳,收益歸屬內(nèi)容提供方,若內(nèi)容存在侵權(quán),請(qǐng)進(jìn)行舉報(bào)或認(rèn)領(lǐng)

文檔簡介

大學(xué)化學(xué)知到智慧樹章節(jié)測試課后答案2024年秋山東師范大學(xué)第一章單元測試

Mixturesandpuresubstancescanbeseparatedbyphysical.()

A:對(duì)B:錯(cuò)

答案:對(duì)Celsiusistheunitofthetemperature.()

A:對(duì)B:錯(cuò)

答案:對(duì)Systematicerrorscausedbylimitationsinanexperimenter'sskillorabilitytoreadascientificinstrument.()

A:錯(cuò)B:對(duì)

答案:錯(cuò)Inphysicalchange,someofthephysicalpropertiesofthesamplemaychange,anditscompositionchanged.()

A:對(duì)B:錯(cuò)

答案:對(duì)Thereisatemperatureatwhich°Cand°Fhavethesamevalue.()

A:對(duì)B:錯(cuò)

答案:對(duì)

第二章單元測試

Cathoderaysaredeflected(偏轉(zhuǎn))inanelectricfield()

A:錯(cuò)B:對(duì)

答案:對(duì)STPusuallyreferstothetemperatureof0℃andthepressureof101.325kPa()

A:錯(cuò)B:對(duì)

答案:對(duì)Alkalimetalsareallfirstperiodelements()

A:對(duì)B:錯(cuò)

答案:錯(cuò)Thereareasmanyelectronsoutsidethenucleusasthereareunitsofpositivechargeonthenucleus.Theatomasawholeiselectricallyneutral()

A:錯(cuò)B:對(duì)

答案:對(duì)X-raysareharmlesstothehumanbody()

A:對(duì)B:錯(cuò)

答案:錯(cuò)

第三章單元測試

TheoxidationstateoftheunderlinedelementKO2is-1/2.()

A:錯(cuò)B:對(duì)

答案:對(duì)ThemasspercentOinthemineralmalachite,Cu2(OH)2CO3(Cu=64)is33.04%.()

A:錯(cuò)B:對(duì)

答案:對(duì)TheempiricalformulaofPentaneisCH.()

A:錯(cuò)B:對(duì)

答案:對(duì)C6H10O2hasthesameempiricalformulaasaspidinol,C12H16O4,adrugusedtokillparasiticworms.()

A:對(duì)B:錯(cuò)

答案:對(duì)CH3CH(CH2CH3)CH2OHandCH3CH2CH2CH2CH2OHareisomers.()

A:錯(cuò)B:對(duì)

答案:對(duì)

第四章單元測試

Dryiceispure.()

A:對(duì)B:錯(cuò)

答案:對(duì)0873hasfoursignificantnumbers.()

A:對(duì)B:錯(cuò)

答案:錯(cuò)876hasfoursignificantnumbers.()

A:對(duì)B:錯(cuò)

答案:對(duì)FerricoxideisFeO.()

A:對(duì)B:錯(cuò)

答案:錯(cuò)Mercuryisametallicelement.()

A:錯(cuò)B:對(duì)

答案:對(duì)

第五章單元測試

Aceticacidcannotdisassociatescompletely.()

A:錯(cuò)B:對(duì)

答案:對(duì)Thereducingagentgainselectronsinthereaction.()

A:對(duì)B:錯(cuò)

答案:錯(cuò)Theoxidizingagentcausesanothersubstancetobereduced.()

A:對(duì)B:錯(cuò)

答案:錯(cuò)Sulfuricacidcannotdisassociatescompletely.()

A:錯(cuò)B:對(duì)

答案:錯(cuò)1MHClismoreacidicthan0.1MH2SO4.()

A:對(duì)B:錯(cuò)

答案:錯(cuò)

第六章單元測試

Gaseshavemuchlowerdensitiesthanliquidsandsolids.()

A:對(duì)B:錯(cuò)

答案:對(duì)Thereisacertainamountofgasinacontainerworksatits2m2bottomwith5Nforce,thepressureofbottomis2.5kPa.()

A:錯(cuò)B:對(duì)

答案:錯(cuò)Charles'lawshowsusthatV∞TatconstantnandP.()

A:對(duì)B:錯(cuò)

答案:對(duì)AccordingtothecombustionandexothermicreactionC(s)+O2(g)<=>CO2(g),whenlowerthetemperatureofthesystemwhilenotchangeotherconditions,thespeedwillincrease.()

A:錯(cuò)B:對(duì)

答案:錯(cuò)AccordingtothereactionN2+3H2<=>2NH3,whenaddthepressureofthesystemwhilenotchangeotherconditions,thebalancewillmovetoright.()

A:錯(cuò)B:對(duì)

答案:對(duì)

第七章單元測試

Enthalpyisastatefunction.()

A:對(duì)B:錯(cuò)

答案:對(duì)Thestandardenthalpyofformationofapureelementinitsreferenceformis0.()

A:對(duì)B:錯(cuò)

答案:對(duì)NH4NO3(s)couldbeusedformeltingice.()

A:錯(cuò)B:對(duì)

答案:錯(cuò)Exothermicprocessmeansthatheatabsorbedbythesystemfromthesurroundings.()

A:對(duì)B:錯(cuò)

答案:錯(cuò)H2O(s)→H2O(l)DH=6.01kJ/molItmeansthat6.01kJareabsorbedforevery1moleoficethatmeltsat0°Cand1atm.()

A:對(duì)B:錯(cuò)

答案:對(duì)

第八章單元測試

ForthecompositionofAir,oxygen'svolumepercentis20.95%。()

A:對(duì)B:錯(cuò)

答案:對(duì)Nitrogencanbeusedasrefrigerant.()

A:錯(cuò)B:對(duì)

答案:對(duì)Oxygencanbeusedformetalsandwatertreatments.()

A:錯(cuò)B:對(duì)

答案:對(duì)Thetransformationofoxygenintoozoneisanexothermicreaction.()

A:對(duì)B:錯(cuò)

答案:錯(cuò)Hydrogenisauniqueelementthatdoesnotfitintoanygroup.Hydrogencan‘toccurasinaqueoussolutionsandasinhydrides.()

A:錯(cuò)B:對(duì)

答案:錯(cuò)

第九章單元測試

BalmerSeriesdescribeUltravioletSpectrumRegion.()

A:錯(cuò)B:對(duì)

答案:錯(cuò)Lightisabsorbedase-movesfromoneenergyleveltoalowerenergylevelinBohr’sModeloftheAtom.()

A:對(duì)B:錯(cuò)

答案:錯(cuò)Frequency(n)isthenumberofwavesthatpassthroughaparticularpointin1second(Hz=1cycle/s).()

A:錯(cuò)B:對(duì)

答案:對(duì)(2,1,-1,-1/2)isanAppropriateCombinationoftheFourQuantumNumbers:n,l,ml,ms()

A:錯(cuò)B:對(duì)

答案:對(duì)NotwoelectronsinanatomcanhaveallfourquantumnumbersalikeisthePauliexclusionprinciple.()

A:錯(cuò)B:對(duì)

答案:對(duì)

第十章單元測試

NehasthesameelectronconfigurationastheNa+cation()

A:錯(cuò)B:對(duì)

答案:對(duì)Theelectronconfigurationofchlorinecanbewrittenas[Ne]3s23p5()

A:對(duì)B:錯(cuò)

答案:對(duì)Cationisalwayslargerthanatomfromwhichitisformed.()

A:對(duì)B:錯(cuò)

答案:錯(cuò)Inthesameperiod,themoreyougototherightthelowertheelectronaffinityenergy.()

A:錯(cuò)B:對(duì)

答案:錯(cuò)Ionizationenergyistheminimumenergy(kJ/mol)requiredtoremoveanelectronfromagaseousatominitsgroundstate.()

A:對(duì)B:錯(cuò)

答案:對(duì)

第十一章單元測試

Ionicbondsareformedbysharingpairsofelectrons.()

A:錯(cuò)B:對(duì)

答案:錯(cuò)Octetisusuallyaninertgasstructurewitheightouterelectrons.()

A:對(duì)B:錯(cuò)

答案:對(duì)Acovalentbondisachemicalbondinwhichtwoormoreelectronsaresharedbytwoatoms.()

A:對(duì)B:錯(cuò)

答案:對(duì)Polarcovalentbondorpolarbondisacovalentbondwithgreaterelectrondensityaroundoneofthetwoatoms()

A:對(duì)B:錯(cuò)

答案:對(duì)AllthevalenceelectronsoftheatomsinaLewisstructuremustappearinthestructure.()

A:對(duì)B:錯(cuò)

答案:對(duì)

第十二章單元測試

HybridtypesofPCl5issp3dandGeometricOrientationistetrahedral.()

A:對(duì)B:錯(cuò)

答案:錯(cuò)GeometricOrientationofBeCl2islinear.()

A:錯(cuò)B:對(duì)

答案:對(duì)Theshapeofamoleculeisdeterminedonlybytheorbitalsformingσbonds.()

A:錯(cuò)B:對(duì)

答案:對(duì)TheCatomishybridizedtoproducetheorbitalsetsp2+p,asinC2H2.Twoofthesp2hybridorbitalsareusedtoformσbondswiththeHatoms.Theremainingsp2hybridorbitalisusedtoformaσbondwithoxygen.TheunhybridizedporbitaloftheCatomisusedtoformaπbondwithO.()

A:錯(cuò)B:對(duì)

答案:對(duì)ExperimentsshowO2isdiamagnetic.()

A:錯(cuò)B:對(duì)

答案:錯(cuò)

第十三章單元測試

Theviscosityofglycerolishigherthanthatofwater()

A:錯(cuò)B:對(duì)

答案:對(duì)TheboilingpointofwaterishigherthanthatofHFbecausethehydrogenbondener

溫馨提示

  • 1. 本站所有資源如無特殊說明,都需要本地電腦安裝OFFICE2007和PDF閱讀器。圖紙軟件為CAD,CAXA,PROE,UG,SolidWorks等.壓縮文件請(qǐng)下載最新的WinRAR軟件解壓。
  • 2. 本站的文檔不包含任何第三方提供的附件圖紙等,如果需要附件,請(qǐng)聯(lián)系上傳者。文件的所有權(quán)益歸上傳用戶所有。
  • 3. 本站RAR壓縮包中若帶圖紙,網(wǎng)頁內(nèi)容里面會(huì)有圖紙預(yù)覽,若沒有圖紙預(yù)覽就沒有圖紙。
  • 4. 未經(jīng)權(quán)益所有人同意不得將文件中的內(nèi)容挪作商業(yè)或盈利用途。
  • 5. 人人文庫網(wǎng)僅提供信息存儲(chǔ)空間,僅對(duì)用戶上傳內(nèi)容的表現(xiàn)方式做保護(hù)處理,對(duì)用戶上傳分享的文檔內(nèi)容本身不做任何修改或編輯,并不能對(duì)任何下載內(nèi)容負(fù)責(zé)。
  • 6. 下載文件中如有侵權(quán)或不適當(dāng)內(nèi)容,請(qǐng)與我們聯(lián)系,我們立即糾正。
  • 7. 本站不保證下載資源的準(zhǔn)確性、安全性和完整性, 同時(shí)也不承擔(dān)用戶因使用這些下載資源對(duì)自己和他人造成任何形式的傷害或損失。

評(píng)論

0/150

提交評(píng)論