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2022年普通高等學校招生全國統(tǒng)一考試新高考II(無聽力)
本試卷共10頁,滿分120分??荚囉脮r120分鐘。
第二部分閱讀(共兩節(jié),滿分50分)
第一節(jié)(共15小題:每小題2.5分,滿分37.5分)
閱讀下列短文,從每題所給的A、B、C、D四個選項中選出最佳選項。
A
GradingPoliciesforIntroductiontoLiterature
GradingScale
90-100,A;80-89,B;70-79,C;60-69,D;Below60,E.
Essays(60%)
Yourfourmajoressayswillcombinetoformthemainpartof
thegradeforthiscourse:Essay1=10%;Essay2-15%;Essay3=
15%;Essay4=20%.
GroupAssignments(30%)
Studentswillworkingroupstocompletefourassignments(作
業(yè))duringthecourse.Alltheassignmentswillbesubmittedbythe
assigneddatethroughBlackboard,ouronlinelearningandcourse
managementsystem.
DailyWork/In-ClassWritingsandTest/GroupWork/Homework
(10%)
nClassactivitieswillvaryfromdaytoday,butstudentsmustbe
readytocompleteshortin-classwritingsortestsdrawndirectly
fromassignedreadingsornotesfromthepreviousclass'
lecture/discussion,soitisimportanttotakecarefulnotes
duringclass.Additionally,fromtimetotimeIwillassigngroup
worktobecompletedinclassorshortassignmentstobe
completedathome,bothofwhichwillbegraded.
LateWork
Anessaynotsubmittedinclassontheduedatewilllosea
lettergradeforeachclassperioditislate.Ifitisnotturnedin
bythe4thdayaftertheduedate,itwillearnazero.Daily
assignmentsnotcompletedduringclasswillgetazero.Short
writingsmissedasaresultofanexcusedabsencewillbe
accepted.
21.Whereisthistextprobablytakenfrom?
A.Atextbook.B.Anexampaper.
C.Acourseplan.D.Anacademicarticle.
22.Howmanypartsisastudenfsfinalgrademadeupof?
A.Two.B.Three.C.Four.D.Five.
23.Whatwillhappenifyousubmitanessayoneweekafterthe
duedate?
A.Youwillreceiveazero.B.Youwilllosealettergrade.
C.Youwillbegivenatest.D.Youwillhavetorewriteit.
B
Likemostofus,Itrytobemindfuloffoodthatgoestowaste.
Thearugula(芝麻菜)wastomakeanicegreensalad,roundingouta
roastchickendinner.ButIendedupworkinglate.Thenfriendscalledwith
adinnerinvitation.Istuckthechickeninthefreezer.Butasdayspassed,
thearugulawentbad.Evenworse,Ihadunthinkinglyboughtwaytoomuch;
IcouldhavemadesixsaladswithwhatIthrewout.
Inaworldwherenearly800millionpeopleayeargohungry,
"foodwastegoesagainstthemoralgrain,"asElizabethRoyte
writesinthismonth,scoverstory.Ifsjaw-droppinghowmuch
perfectlygoodfoodisthrownaway-from“ugly"(butquite
eatable)vegetablesrejectedbygrocerstolargeamountsof
uneatendishesthrownintorestaurantgarbagecans.
Producingfoodthatnooneeatswastesthewater,fuel,and
otherresourcesusedtogrowit.Thatmakesfoodwastean
environmentalproblem.Infact,Roytewrites,“iffoodwaste
wereacountry,itwouldbethethirdlargestproducerof
greenhousegasesintheworld."
Ifthat'shardtounderstand,let1skeepitassimpleasthe
arugulaatthebackofmyrefrigerator.MikeCurtinseesmy
arugulastoryallthetime-butforhim,it'smorelike12boxes
ofdonatedstrawberriesnearingtheirlastdays.CurtinisCEOof
DCCentralKitcheninWashington.D.C.,whichrecoversfood
andturnsitintohealthymeals.Lastyearitrecoveredmorethan
807,500poundsoffoodbytakingdonationsandcollecting
blemished(有瑕疵的)producethatotherwisewouldhaverottedinfields.
Andthestrawberries?Volunteerswillwash,cut,andfreezeordrythemfor
useinmealsdowntheroad.
Suchmethodsseemobvious,yersooftenwejustdon,tthink.
"Everyonecanplayapartinreducingwaste,whetherbynot
purchasingmorefoodthannecessaryinyourweeklyshopping
orbyaskingrestaurantstonotincludethesidedishyouwon(
teat."Curtinsays.
24.Whatdoestheauthorwanttoshowbytellingthearugula
story?
A.Wepaylittleattentiontofoodwaste.B.Wewastefood
unintentionallyattimes.
C.Wewastemorevegetablesthanmeat.D.Wehavegood
reasonsforwastingfood.
25.Whatisaconsequenceoffoodwasteaccordingtothetext?
A.Moraldecline.B.Environmentalharm.
C.Energyshortage.D.Worldwidestarvation.
26.WhatdoesCurtinfscompanydo?
A.Itproduceskitchenequipment.B.Itturnsrottenarugulainto
cleanfuel.
C.Ithelpslocalfarmersgrowfruits.D.Itmakesmealsoutof
unwantedfood.
27.WhatdoesCurtinsuggestpeopledo?
A.Buyonlywhatisneeded.B.Reducefoodconsumption.
C.Goshoppingonceaweek.D.Eatinrestaurantslessoften.
C
Theelderlyresidents(居民)incarehomesinLondonarebeinggiven
henstolookaftertostopthemfeelinglonely.
Theprojectwasdreamedupbyalocalcharity(慈善組織)to
reducelonelinessandimproveelderlypeople'swellbeing.Itisalsobeing
usedtohelppatientssufferingdementia,aseriousillnessofthemind.Staff
incarehomeshavereportedareductionintheuseofmedicinewherehens
areinuse.
Amongthosetakingpartintheprojectis80-year-oldRuth
Xavier.Shesaid:"IusedtokeephenswhenIwasyoungerand
hadtopreparetheirbreakfasteachmorningbeforeIwentto
school.
“Iliketheprojectalot.Iamdownthereinmywheelchairinthemorning
lettingthehensoutanddownthereagainatnighttoseethey'vegoneto
bed.
"It'sgoodtohaveadifferentfocus.Peoplehavebeenbringingtheir
childrenintoseethehensandresidentscomeandsitoutsidetowatchthem.
I'menjoyingthecreativeactivities,anditfeelsgreattohavedone
somethinguseful.
Therearenow700elderlypeoplelookingafterhensin20care
homesintheNorthEast,andthecharityhasbeengiven
financialsupporttorollitoutcountrywide.
WendyWilson,extracaremanagerat60PenfoldStreet,oneof
thefirsttoembarkontheproject,said:"Residentsreally
welcometheideaoftheprojectandthecreativesessions.We
arelookingforwardtothebenefitsandfuntheprojectcan
bringtopeoplehere."
LynnLewis,directorofNottingHillPathways,said:"Weare
happytobetakingpartintheproject.Itwillreallyhelpconnect
ourresidentsthroughasharedinterestandcreativeactivities."
28.Whatisthepurposeoftheproject?
A.Toensureharmonyincarehomes.B.Toprovidepart-time
jobsfortheaged.
C.Toraisemoneyformedicalresearch.D.Topromotethe
elderlypeople,swelfare.
29.HowhastheprojectaffectedRuthXavier?
A.Shehaslearnednewlifeskills.B.Shehasgainedasenseof
achievement.
C.Shehasrecoveredhermemory.D.Shehasdevelopeda
strongpersonality.
30.Whatdotheunderlinedwords“embarkon"meanin
paragraph7?
A.Improve.B.Oppose.C.Begin.D.Evaluate.
31.Whatcanwelearnabouttheprojectfromthelasttwo
paragraphs?
A.Itiswellreceived.B.Itneedstobemorecreative.
C.Itishighlyprofitable.D.Ittakesagestoseetheresults.
D
Humanspeechcontainsmorethan2,000differentsounds,from
thecommon"m"and"a"totherareclicksofsomesouthern
Africanlanguages.Butwhyarecertainsoundsmorecommon
thanothers?Aground-breaking,five-yearstudyshowsthat
diet-relatedchangesinhumanbiteledtonewspeechsounds
thatarenowfoundinhalftheworld'slanguages.
Morethan30yearsago,thescholarCharlesHockettnotedthat
speechsoundscalledlabiodentals,suchas"f"and"\/",were
morecommoninthelanguagesofsocietiesthatatesofter
foods.NowateamofresearchersledbyDamianBlasiatthe
UniversityofZurich,Switzerland,hasfoundhowandwhythis
trendarose.
Theydiscoveredthattheupperandlowerfrontteethofancient
humanadultswerealigned(對齊),makingithardtoproduce
labiodentals,whichareformedbytouchingthelowerliptothe
upperteeth.Later,ourjawschangedtoanoverbitestructure
(結(jié)構(gòu)),makingiteasiertoproducesuchsounds.
Theteamshowedthatthischangeinbitewasconnectedwith
thedevelopmentofagricultureintheNeolithicperiod.Food
becameeasiertochewatthispoint.Thejawbonedidn'thave
todoasmuchworkandsodidn/tgrowtobesolarge.
Analysesofalanguagedatabasealsoconfirmedthattherewas
aglobalchangeinthesoundofworldlanguagesafterthe
Neolithicage,withtheuseof"F'and"v"increasingremarkably
duringthelastfewthousandyears.Thesesoundsarestillnot
foundinthelanguagesofmanyhunter-gathererpeopletoday.
Thisresearchoverturnsthepopularviewthatallhumanspeech
soundswerepresentwhenhumanbeingsevolvedaround
300,000yearsago."Thesetofspeechsoundsweusehasnot
necessarilyremainedstablesincetheappearanceofhuman
beings,butratherthehugevarietyofspeechsoundsthatwe
findtodayistheproductofacomplexinterplayofthingslike
biologicalchangeandculturalevolution,"saidStevenMoran,a
memberoftheresearchteam.
32.WhichaspectofthehumanspeechsounddoesDamia
nBlasi*sresearchfocuson?
A.Itsvariety.B.Itsdistribution.
C.Itsquantity.D.Itsdevelopment.
33.Whywasitdifficultforancienthumanadultstoproduce
labiodentals?
A.Theyhadfewerupperteeththanlowerteeth.
B.Theycouldnotopenandclosetheirlipseasily.
C.Theirjawswerenotconvenientlystructured.
D.Theirlowerfrontteethwerenotlargeenough.
34.Whatisparagraph5mainlyabout?
A.Supportingevidencefortheresearchresults.
B.Potentialapplicationoftheresearchfindings.
C.Afurtherexplanationoftheresearchmethods.
D.Areasonabledoubtabouttheresearchprocess.
35.WhatdoesStevenMoransayaboutthesetofhuman
speechsounds?
A.Itiskeytoeffectivecommunication.B.Itcontributesmuch
toculturaldiversity.
C.Itisacomplexanddynamicsystem.D.Itdrivestheevolution
ofhumanbeings.
第二節(jié)(共5小題:每小題2.5分。滿分12.5分)
閱讀下面短文,從短文后的選項中選出可以填入空白處的最佳選項。
選項中有兩項為多余選項。
FitnessMagazinerecentlyrananarticletitled“FiveReasonsto
ThankYourWorkoutPartner."Onereasonwas:"You'II
actuallyshowupifyouknowsomeoneiswaitingforyouatthe
gym,"whileanotherread:"36"Withaworkoutpartner,you
willincreaseyourtrainingeffortasthereisasubtle(微妙)competition.
So,howdoyoufindaworkoutpartner?
Firstofall,decidewhatyouwantfromthatperson.37Or
doyoujustwanttobephysicallyfit,abletomovewithstrength
andflexibility?Thinkabouttheexercisesyouwouldliketodo
withyourworkoutpartner.
Youmightthinkaboutpostingwhatyouarelookingforon
socialmedia,butitprobablywon'tresultinauseful
response.38Ifyouplanonworkingoutinagym,that
personmustbelongtothesamegym.
Mypartnerpostedherrequestonthenoticeboardofalocal
park.Hernoticeincludedwhatkindoftrainingshewantedto
do,howmanydaysaweekandhowmanyhoursshewantedto
spendoneachsession,andherage.Italsolistedherfavorite
sportsandactivities,andprovidedherphonenumber.39
Youandyourpartnerwillprobablyhavedifferent
skills.40Overtime,bothofyouwillbenefit-yourpartner
willbeabletoliftmoreweightsandyouwillbecomemore
physicallyfit.Thecore(核心)ofyourrelationshipisthatyouwill
alwaysbetheretohelpeachother.
A.Yourfirstmeetingmaybealittleawkward.
B.Aworkoutpartnerusuallyneedstolivecloseby.
C.You'llworkharderifyoutrainwithsomeoneelse.
D.Doyouwanttobeabetterathleteinyourfavoritesport?
E.Howcanyouwriteagood"seekingtrainingpartner"notice?
F.Justacceptyourdifferencesandlearntoworkwitheach
other.
G.Anynoticeforatrainingpartnershouldincludesuch
information.
第三部分語言運用(共兩節(jié),滿分30分)
第一節(jié)(共15小題:每小題1分,滿分15分)
閱讀下面短文,從每題所給的A、B、C、D四個選項中選出可以填入
空白處的最佳選項。
Myhusband,ourchildrenandIhavehadwonderfulcamping
experiencesoverthepasttenyears.
Someofour41arefunny,especiallyfromtheearlyyears
whenourchildrenwerelittle.Once,we42alongChalk
Creek.Iwas43thatour15-month-oldboywouldfallinto
thecreek(小溪).Itiedaropearoundhiswaisttokeephimneartoour
spot.Thatlastedabouttenminutes.Hewas44,andhiscryinglet
thewholecampgroundknowit.So45tyinghimup,Ijust
keptacloseeyeonhim.It46—hedidnztendupinthe
creek.Mythree-year-old,however,did.
Anothertime,werentedaboatinVallecitoLake.Theskywas
clearwhenwe47,butstormsmoveinfastinthemountains,
andthisonequickly48ourpeacefulmorningtrip.
The49^pickedupandthunderrolled.Myhusbandstopped
fishingto50themotor.Nothing.Hetriedagain.No51
Wewerestuckinthemiddleofthelakewithadeadmotor.As
weallsatthere52,afishermanpulledup,threwusarope
andtowed(拖)usback.Wewere53.
Now,everyyearwhenmyhusbandpullsourcamperoutofthe
garage,wearefilledwithasenseof54wonderingwhat
campingfunand55wewillexperiencenext.
41.A.ideasB.jokesC.memoriesD.discoveries
42.A.campedB.droveC.walkedD.cycled
43.A.annoyedB.surprisedC.disappointedD.worried
44.A.unhurtB.unfortunateC.uncomfortableD.unafraid
45.A.duetoB.insteadofC.apartfromD.asfor
46.A.workedB.happenedC.matteredD.changed
47.A.signedupB.calmeddownC.checkedoutD.headedoff
48.A.arrangedB.interruptedC.completedD.recorded
49.A.windB.noiseC.temperatureD.speed
50.A.findB.hideC.startD.fix
51.A.luckB.answerC.wonderD.signal
52.A.patientlyB.tirelesslyC.doubtfullyD.helplessly
53.A.sorryB.braveC.safeD.right
54.A.reliefB.dutyC.prideD.excitement
55.A.failureB.adventureC.performanceD.conflict
第二節(jié)(共10小題;每小題1.5分,滿分15分)
閱讀下面短文,在空白處填入1個適當?shù)膯卧~或括號內(nèi)單詞的正確形
式。
TheChinesegovernmentrecentlyfinalizedaplantosetupa
GiantPandaNationalPark(GPNP).56(cover)anarea
aboutthreetimes57sizeofYellowstoneNationalPart,
theGPNPwillbeoneofthefirstnationalparkinthecountry.
Theplanwillextendprotectiontoasignificantnumberofareas
that58(be)previouslyunprotected,bringingmanyofthe
existingprotectedareasforgiantpandasunderone
authority59(increase)effectivenessandreduce
inconsistenciesinmanagement.
Afterathree-yearpilotperiod,theGPNPwillbeofficiallyset
upnextyear.TheGPNP_60(design)toreflecttheguiding
principleof"protectingtheauthenticityandintegrity(完整性)
ofnaturalecosystems,preservingbiologicaldiversity,protecting
ecologicalbufferzones,61leavingbehindpreciousnatural
assets(資產(chǎn))forfuturegenerations".TheGPNP'smaingoalisto
improveconnectivitybetweenseparate62(population)and
homesofgiantpandas,and63(eventual)achieveadesired
levelofpopulationinthewild.
Giantpandasalsoserve64anumbrellaspecies(物種),
bringingprotectiontoahostofplantsandanimalsinthesouthwesternand
northwesternpartsofChina.TheGPNPisintendedtoprovidestronger
protectionforallthespecies65livewithintheGiantPanda
Rangeandsignificantlyimprovethehealthoftheecosystemin
thearea.
第四部分寫作(共兩節(jié)、滿分40分)
第一節(jié)(滿分15分)
假定你是校廣播站英語節(jié)目"TalkandTalk”的負責人李華,請給外教
Caroline寫郵件邀請她做一次訪談。內(nèi)容包括:
1.節(jié)目介紹;
2.訪談的時間和話題。
注意:
1.寫作詞數(shù)應(yīng)為80左右;
2.請按如下格式在答題卡的相應(yīng)位置作答。
DearCaroline,
Yourssincerely,
LiHua
第二節(jié)(滿分25分)
閱讀下面材料,根據(jù)其內(nèi)容和所給段落開頭語續(xù)寫兩段,使之構(gòu)成一
篇完整的短文。
Itwasthedayofthebigcross-countryrun.Studentsfrom
sevendifferentprimaryschoolsinandaroundthesmalltown
werewarmingupandwalkingtheroute(路線)throughthick
evergreenforest.
IlookedaroundandfinallyspottedDavid,whowasstandingby
himselfofftothesidebyafence.Hewassmallfortenyearsold.
Hisusualbigtoothysmilewasabsenttoday.Iwalkedoverand
askedhimwhyhewasn'twiththeotherchildren.Hehesitated
andthensaidhehaddecidednottorun.
Whatwaswrong?Hehadworkedsohardforthisevent!
Iquicklysearchedthecrowdfortheschool'scoachandasked
himwhathadhappened."Iwasafraidthatkidsfromother
schoolswouldlaughathim,"heexplaineduncomfortably."I
gavehimthechoicetorunornot,andlethimdecide."
Ibitbackmyfrustration(懊惱).Iknewthecoachmeantwell-he
thoughthewasdoingtherightthing.AftermakingsurethatDavidcould
runifhewanted,Iturnedtofindhimcomingtowardsme,hissmallbody
rockingfromsidetosideasheswunghisfeetforward.
Davidhadabraindiseasewhichpreventedhimfromwalkingor
runninglikeotherchildren,butatschoolhisclassmates
thoughtofhimasaregularkid.Healwaysparticipatedtothe
bestofhisabilityinwhatevertheyweredoing.Thatwaswhy
noneofthechildrenthoughtitunusualthatDavidhaddecided
tojointhecross-countryteam.Itjusttookhimlonger-that'sall.
Davidhadnotmissedasinglepractice,andalthoughhealways
finishedhisrunlongaftertheotherchildren,hedidalways
finish.AsaspecialeducationteacherattheDavidfacedand
wasschool,Iwasfamiliarwiththechallengesthechallenges
proudofhisstrongdetermination.
注意:
1.續(xù)寫詞數(shù)應(yīng)為150左右;
2.請按如下格式在答題卡的相應(yīng)位置作答。
Wesatdownnexttoeachother,butDavidw
ouldn'tlookatme.
IwatchedasDavidmoveduptothestarting
linewiththeotherrunners.
2022年普通高等學校招生全國統(tǒng)一考試參考答案
第二部分閱讀
21.C22.B23.A24.B25.B26.D27.A28.D29.B30.C31.A32.D
33.C34.A35.C36.C37.D38.B39.G40.F
第三部分語言運用
41.C42.A43.D44.C45.B46.A47.D48.B49.A50.C51.A52.D
53.C54.D55.B
56.Covering57.the58.were59.toincrease60.isdesigned
63.eventually64.as61.and62.populations65.that
第四部分寫作
略
易溶r?水的荒胺鹽酸鹽,分液得到水相?和有機相1:向水相中加入班銃化鈉溶液將茶胺鹽酸鹽轉(zhuǎn)化為茶
胺.分液奔到苯胺粗品(T):向有機相中加入水洗滌除去混布?的鹽酸.分液得到廢液和有機相II,向有機相
H中加入碳酸鈉溶液將微溶上水的茶甲酸轉(zhuǎn)化為易溶于水的紫甲酸鈉,分液得到甲采粗品②和水相l(xiāng)it向
水相II中加入鹽酸,將茶甲酸鈉轉(zhuǎn)化為苯甲酸,經(jīng)結(jié)晶或承結(jié)晶、過灌、洗滌得到苯甲酸粗品③。
【詳解】A.苯胺分子中含有的氨基能與鹽酸反應(yīng),但不能與乳氧化鈉溶液反應(yīng),故A錯誤:
B.由分析可知,得到苯胺粗品①的分底方法為分液,得到苯甲酸粗品③的分熟方法為結(jié)晶或用結(jié)晶、過
濾、洗滌,獲取兩者的操作方法不同.故B錯誤:
C.由分析可知,茉胺粗品、甲苯粗品、苯甲酸粗品依次由①、②、③獲得,故C正確;
D.由分析可知,①、②為液相,③為固相,都不是兩相混合體系,故D錯誤:
故選C。
10.在NO催化下,丙烷。氧氣反應(yīng)制備丙烯的部分反應(yīng)機理如圖所示。下列說法錯誤的是
A.含N分子參與的反應(yīng)一定有電子轉(zhuǎn)移
B.由NO生成HONO的反應(yīng)歷程有2種
C.增大NO的量,gH'的平衡轉(zhuǎn)化率不變
D.當主要發(fā)生包含②的歷程時,最終生成的水減少
【答案】D
【解析】
[詳解1A.根據(jù)反應(yīng)機理的圖示知,含N分子發(fā)生的反應(yīng)有NO+OOH=NOi+OH、NO+NO:+H:0=2HONO、
NCh+C3H產(chǎn)C出+HONO、HONONO+OH.含N分子NO、NO:,HONO中N元素的化介價依次為+2價、
+4價、+3價,上述反應(yīng)中均有元素化合價的升降,都為乳化還原反應(yīng),定有電廣轉(zhuǎn)移.A項正確;
B.根據(jù)圖示,由NO生成HONO的反應(yīng)歷程有2種,B項正確:
C.NO是催化劑,增大NO的量,GHi的平衡轉(zhuǎn)化率不變,C項正確;
D.無論反應(yīng)歷程如何,在NO催化卜丙烷與O:反應(yīng)制備丙烯的總反應(yīng)都為2GH8+Od;叼-2C出+2H:O.
當上:要發(fā)生包含②的歷程時,最終生成的水不變,D項錯誤:
答案選D:
二、選擇題:本題共5小題,每小題4分,共2。分。年小題有一個或兩個選項符合題目要求,
全部選對得4分,選對但不全的得2分,有選錯的得0分。
11.某同學按圖示裝過進行實險,欲使瓶中少量固體粉末最終消失并得到澄清溶液。卜冽物順組合不符合
要求的是
氣體
A.AB.BC.CD.D
【捽案】A
【解析】
【詳解】A.通入CO」l體依次發(fā)生反應(yīng)CO2+Na;COj+Hq=2NaHCO3、CaCO3+Hq+CO2=Ca(HCOM由
于在相同溫度卜NaHCOj的溶解度小于NaKOj,最終版中仍有白色晶體析出.不會得到澄清溶液,A項
選:
B.通入C&發(fā)生反應(yīng)Cb+2FeCL=2FeCb、2FeCh+Fe=3FeCL,最終Fe消失得到澄清溶液,B項不選;
C.通入HCLNO;在酸性條件卜會表現(xiàn)強制化性,發(fā)生離尸反應(yīng):3Cu+8H'+2NO;=3Cu-*+2NOf+4H:O.
最終Cu消失得到澄清溶液,C項不選8
D.AgCI在水中存在溶解平衡AgCI($)=Ag-(aq>KT(aq),通入NW后,Ag-與NHj結(jié)合成[Ag(NH3)4J便
溶解平衡正向移動,靛終AgCI消失得到澄沂溶液,D項不選:
答案選A,
12.高壓氧還原法可直接從溶液中提取金屬粉。以硫化銅精礦(含Zn、Fe元素的雜質(zhì))為上嬖原料制備Cu
粉的匚名流程如卜,可能用到的數(shù)據(jù)見卜表。
下列說法錯誤的是
A.固體X主:要成分是Fe(OH)3和S:金限M為Zn
B.沒取時,增大。2壓強可促進金屬離子浸出
C.中和調(diào)pH的范困為3.27.2
D.還原時,增大溶液酸度有利于Cu的生成
【答案】D
【解析】
【分析】CuS精礦(含有雜質(zhì)Zn、Fe元素)在高壓O?作用卜\用硫酸溶液浸取,CuS反應(yīng)產(chǎn)生為CuSO,、S、
HOF6被狗化為Fd.然后加入NH3調(diào)節(jié)溶液pH,使Fe3?形成F?OH)3沉淀,而Cu"、Zn"仍以離子
形式存在」溶液中,過濾得到的灌渣中含有S、Fe(OH)3;濾液中含有Cu<Zn>;然后向濾液中通入高壓
氏.根據(jù)元素活動性:Zn>H>Cu,C1-被還原為Cu單質(zhì),通過過濾分肉出來;而Zn>仍然以離手形式
存在丁溶液中.再經(jīng)系列處理可得到Zn單質(zhì)。
【詳解】A.經(jīng)過上述分析可知固體X主要成分是S、Fe(OH)3.金屬M為Zn.A正確:
B.CuS難溶于硫酸,在溶液中存在沉淀溶解平衡CuS(s)Cu-Xaq)^S-(aq).增大O;的濃度,可以反應(yīng)
消耗S%使之轉(zhuǎn)化為S,從而使沉淀溶解平衡正向移動,從而可促進金屬離子的浸取,B正確:
C.根據(jù)流程圖可知:用NH;調(diào)節(jié)溶液pH時,嚶使F/,轉(zhuǎn)化為沉淀,而Cu〉、Zn,仍以離子形式存在于
溶液中,結(jié)合離子沉淀的pH范用,可知中和時應(yīng)該調(diào)節(jié)溶液pH范陽為3.2?4.2,C正確:
D.在用H:還原Cu?變?yōu)镃u服質(zhì)時.氐失去電子被輒化為HJ與溶液中0H?結(jié)合形成HQ,若還原時
增大溶液的酸度,c(H?)增大,不利于HN失去電戶還原Cu單質(zhì),因此不利于Cu的生成,D錯誤:
故合理選項是D.
13.設(shè)計如圖裝置回收金屬鉆。保持細菌所在環(huán)境pH穩(wěn)定,借助其降解乙酸鹽生成CO-將廢IH鋰離子
電池的正極材料LiCoO;(s)轉(zhuǎn)化為cd,工作時保持厭輒環(huán)境,并定時將乙室溶液轉(zhuǎn)移至甲室.已知電
溶液溶液.溶液
A.裝置工作時,甲室溶液pH逐漸增大
B.裝置工作一段時間后,乙室應(yīng)補充鹽酸
C.乙室電極反應(yīng)式為LiCoO,+2H,O+e=Lr+C。>+4OH
D.若甲室Co>減少200mg,乙室Co??增加300mg,則此時己進行過溶液轉(zhuǎn)移
【:父】BD
【解析】
【分析】由于乙室中兩個電極的電勢差比甲室大,所以乙室是原電池.甲室是電解池,然后根據(jù)原電池、
電解池反應(yīng)原理分析解答。
【詳解】A.電池工作時,甲室中細菌上乙酸鹽的陰離「失去電廣被氧化為CO?氣體,C寸在另個電極
上得到電廣,被還原產(chǎn)生C。單版,CMCOO?失去電廣后,Na?通過陽膜進入陰極室,溶液變?yōu)镹aCl溶液.
溶液由堿性變?yōu)橹行?溶液pH減小,A錯誤,
B.對于乙室,正極上LiCoO?得到電子,被還原為Co2+.同時得到LiJ其中的O與溶液中的H?結(jié)合H:O.
因此電池工作?段時間后應(yīng)該補充鹽酸,B正確:
C.電解質(zhì)溶液為酸性,不可能大堂存在OH、乙室電極反應(yīng)式為:LiCcQ+e+dH-Lr+CQ+ZHiO,C錯
誤,
02e
D.若甲室0=+減少200mu,電子轉(zhuǎn)移物質(zhì)的最為n(e*)=^7,x2=0.0068mol,乙室Co〉增加300me.
59g/mol
轉(zhuǎn)移電f的物偵的審為Me?尸工”[><1=0.005Imol.說明此時己進行過溶液轉(zhuǎn)移.D正確:
59g/mol
故合理選項是BD.
14.I:業(yè)I:以SrSO,⑸為原料牛產(chǎn)SrCO,(s),對其1:藝條件進行研九現(xiàn)有含SrCO,(s)的o.imoLL,
LOmoLL'Na'O,溶液,含SrSO,(s)的O.lmoLL"、l.OmolL'Na,SO,??.在一定pH范圍內(nèi),四
種溶液中l(wèi)g[c(S--)/mo『-L.[助pH的變化關(guān)系如圖所示.卜列說法錯誤的是
7
.
J?
O
L
U
(、
X
S
D)
W
I
PH
,,K(SrSO.)
A.反庖SrSO,(s)+CO”』3SrCO,(sHSO;的*衢常數(shù)K“w
K.p(SlCO5)
B.a=-6.5
C.曲線④代表含SrCOKs)的LOmoL[「Na'Os溶液的變化曲線
D.對含SrSC\(s)HNa,SO4和Na,COj初始濃度均為LOmolL"的混合溶液,pH>7.7時才發(fā)生沉淀
轉(zhuǎn)化
【答案】D
【解析】
【分析】硫酸是強酸,溶液pH變化,溶液中硫酸根離丁濃度幾乎不變,則含硫酸錮固體的酸酸鈉溶液中
錮離子的濃度幾乎不變,pH相同時,溶液中硫酸根離子越大,鋰離子濃度越小,所以曲線①代龍含硫酸
鍍固體的O.lmoVL敏酸鈉溶液的變化曲線,曲線②代表含酸酸鐫固體的Imol'L破酸鈉溶液的變化曲線:
碳酸是弱酸,溶液pH減小,溶液中碳酸根離子離子濃度越小,鋰離子濃度越大,pH相同時,Imol/L碳酸
鈉溶液中碳酸根底「濃度大J-O.ImolL碳酸鈉溶液,則曲線③表不含碳酸錮固體的(Mmol,碳酸鈉溶液的
變化曲線,曲線④表示含碳酸盥固體的Imol/L碳酸鈉溶液的變化曲線,
【詳就】A.反應(yīng)SrSO,(s)+CO;Sr€Om)+SO:-的平衡常數(shù)
c(SO;)c(SO:)c(Sr")K£S?SO,)
K-c(COt)-cCCOjXSr2*)-K£StCOJ故A正確:
B.由分析可知,曲線①代代含酸酸錨固體的O.lmolL硫酸鈉溶液的變化曲線,則瓶酸鋰的溶度積
K"SrSO0=10-ssx0.1=lL,,溫度不變,溶度積不變,則溶液pH為7.7時?甥離子的濃度為I10"=]—,,
lmol/L
則a為6.5:
C.由分析可知,曲線工衣小含碳酸鋰固體的ImoJL碳酸鈉溶液的變化曲線,故C正確;
D.由分析可知,瓶酸是強酸,溶液pH變化,溶液中硫酸根離了濃度幾乎不變,則含硫酸鋰固體的硫酸
鈉溶液中鋰肉子的濃度幾乎不變,所以硫酸鋸的生成與溶液pH無關(guān),故D借誤;
故選D.
15.Cu.Se是一種鈉離子電池正極材料.充放電過程中正極材料立方晶胞(示意圖)的組成變化如圖所示,
晶胞內(nèi)未標出因放電產(chǎn)生的0價Cu原子.卜列說法正確的是
Cu2TseNa^Ciij^SeNaCuScNa,Sc
OSe2-ONa\Cu-、CWM能占據(jù)的位置?Na-
A.每個C%,Se品胞中c『?個數(shù)為x
B.每個Na:Se晶胞完全轉(zhuǎn)化為Cu“Se晶胞,轉(zhuǎn)移電尸數(shù)為8
C.每個NaCuSe品胞中0價CuC廣個數(shù)為l?x
D.當NayC\*Se轉(zhuǎn)化為NaCuSe時,每轉(zhuǎn)移(l?y)mol電R產(chǎn)生(l?x)molCu原子
【答案】D
【解析】
【詳解】A.由晶胞結(jié)構(gòu)可知,位f,頂點和面心的硒離廣個數(shù)為8xg+6x:=4,位「體內(nèi)的銅崗廣和亞銅
82
國廣的個數(shù)之和為8,設(shè)晶胞中的銅離子和亞銅離干的個數(shù)分別為a和b,則a+b=8<x,由化合價代數(shù)和
為0可得2a+b=4x2,解得a=4x,故A錯誤;
B.山題意可知,Na,Sc轉(zhuǎn)化為CuxSc的電極反應(yīng)式為Na)SoeT(2-x)Cur?uxSe+NaJ由晶胞結(jié)構(gòu)可知,
位于頂點和面心的硒離子個數(shù)為8,L+6X;=4,則每個晶胞中含行4個Nafe,轉(zhuǎn)移電子數(shù)為%故B錯
82
誤:
C.由題意可知,CjxSc轉(zhuǎn)化為NaCuSc的電極反應(yīng)式為CuASe+e-+NT=NaCuSe+(l-x)Cu,由晶胞結(jié)構(gòu)可
知,位于頂點和面心的硒離廣個數(shù)為8x1十6x:-4.則每個品胞中含有4個NaCuSc,品胞中0價銅而個
82
數(shù)為(4Tx),故C錯誤;
D.由題意可知,NayCuj,xSc轉(zhuǎn)化為NaCuSe的電極反應(yīng)式為NayCuxSe+(l-y)(r+Na-NaCuSe+(l-x)Cu,
所以每轉(zhuǎn)移(l?y)電子,產(chǎn)生(l-x)mol銅.故D正確:
故選D.
三、非選擇題:木題共5小題,共60分。
16.研究籠形包合物結(jié)構(gòu)和性偵具有質(zhì)要意義。化學式為Ni(CN)x?Zn(NH3)yNC6H6的籠形包介物四方
晶胞結(jié)構(gòu)如圖所示(H原子未畫出),每個茶環(huán)只行N屬F該晶胞。品胞參數(shù)為a=bwc.a=p=y=90。。
回答卜列問題:
(2)品胞中N原子均參與形成f位鍵,N產(chǎn)與Zn??的配位數(shù)之比為:x:y:z=______.:品胞中
《id軌道參與雜化的金屬離手是,
(3)毗:喻J[尚代率也可形成類似的籠形包合物.已知毗喔中含有與不類似的W人苑讀、則哦咤
中N原子的價層孤電子對占據(jù)(埴標號).
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