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有机化合物P是合成抗肿瘤药物的中间体，其合成路线如图： 已知：RClRCOOH （1）A可与NaHCO3溶液反应，写出A的官能团名称 ． （2）A→B的反应类型 ． （3）C→D的...
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高三下学期化学《》真题及答案
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有机化合物G.是合成维生素类药物的中间体其结构简式为G.的合成线路如下其中A.～F.分别代表一种有机
下列关于有机化合物的说法完全正确的是
只有在生物体内才能合成的物质
含有碳元素的物质
有机化合物都能燃烧
有机物都是含有碳元素的化合物
有机化合物种类繁多的主要原因是
有机化合物主要来自自然界众多的有机体
有机物分子中的碳原子成键方式具有多样性
可以人工合成
可以由无机物进行转化
有机化合物G.是合成维生素类药物的中间体其结构简式为G.的合成线路如下其中A.～F.分别代表一种有机
化合物H.是合成药物盐酸沙格雷酯的重要中间体其合成路线如下49.化合物A.中的含氧官能团为和填官能团
高分子合成工业的任务是将简单的有机化合物经使之合成为高分子化合物
有机化合物G.是合成维生素类药物的中间体其结构简式如图所示G.的合成路线如下图所示其中A.～F.分别
下图是某药物中间体的结构示意图试回答下列问题1观察上面的结构式与立体模型通过对比指出结构式中的Et表
合成基钻井液的连续相是有机化合物
有机化合物可以用无机化合物为原料来合成
尿素是首次由无机化合物制备得到的有机化合物这--实验的成功揭 开了有机化合物人工合成的序幕作出这一伟
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有机化合物G.是合成维生素类药物的中间体其结构简式为G.的合成路线如下其中A.~F分别代表一种有机化
在合成液体有机化合物时常常在反应液中加几粒沸石是为什么
化合物X.是一种有机合成中间体某研究小组采用如下路线合成X.和一种常见的高分子化合物D.首先合成D.
异戊二烯是重要的有机化工原料其结构简式为CH2=CCH3CH=CH2 完成下列填空 设
合成高分子材料的原料单体均是有机化合物
有机化合物G.是合成维生素类药物的中间体其结构简式为G.的合成路线如下其中A.～F.分别代表一种有机
合成基钻井液的分散相是有机化合物
化合物H.是合成药物盐酸沙格雷酯的重要中间体其合成路线如下1化合物A.中的含氧官能团为_______
有机化合物G.是合成维生素类药物的中间体其结构简式为G.的合成路线如下其中A.～F.分别代表一种有机
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下列有关分子原子的说法中错误的是
Homelessnessisabigproblemacrosstheworld.Manypeopleandorganizationsareworkingtosolveit.MelYoungfromScotlandandHaraldSchmiedfromAustriaaretwosuchpeople.In2001thetwomenattendedaninternationalconferenceabouttheproblemofhomelessness.Latertheybegantowonderiffootballcouldhelpsolvetheproblem.In2003theydecidedtostarttheHomelessWorldCuporganization.Itchoosesandtrainslocalhomelesspeoplefortheyearlyfootballcompetition.Todayabout500peoplefromalmost50countriesplayintheHomelessWorldCup.Andtheprogramischanginglives. DamienisfromIreland.Formanyyearshestruggledwithdrug毒品addiction.Butin2006heplayedforIreland'sHomelessWorldCupteamandsincethenhehasbeendrugfree! ManyoftheHomelessWordCupplayerslikeDamienhavestruggledwithdrugaddiction.Howeversomeplayersarehomelessbecauseofpoverty.Alexisoneofthem.HesaysIwasborninMatharethebiggestworstslum贫民窟inKenya.Icouldnotfindanythingtoeat.Alsoschoolingwasaproblem.MylifestartedwhenIstartedplayingfootball.FootballgaveAlexjoy.Ittaughthimtoworkhardandhelpedhimbelievethathecouldachievesomething. Footballcanevenhelppeoplewhohaveexperiencedextremetragedy.NajibayoungmanfromAfghanistanhaslivedthroughmuchwar.Manyofhisfamilymembershavedied.Butfootballhashelpedhimsurvive.ItisonlyduringthegamesthatIdonotthinkaboutmysituation.I'mnotinterestedinanythingotherthanfootballandit'stheonlythingIdesireNajibexplains. Drugspovertyandwararecommoncausesofhomelessness.Playinginafootballcompetitionmaynotdirectlytreatdrugaddictionsolvepovertyorendwarbutitcangivepeopleemotionalstrengthandhelpthemlearnimportantlifeskills. 1WhatdoweknowabouttheHomelessWorldCup? A.Itisheldeveryyear. B.Itfirsttookplacein2001. C.Itistheideaoftwotroubledfootballlovers. D.Itwasintroducedataninternationalconference. 2AfterplayingintheHomelessWorldCupAlex. A.gaveuptakingdrugs B.begantolivearichlife C.gotagoodschooleducation D.becameconfidentaboutthefuture 3WhatdoestheunderlinedworddesireinParagraph4probablymean? A.Remember B.Watch C.Want D.Create 4Whatwouldbethebesttitleforthistext? A.Footballforeveryone B.Lasthopeforthehomeless C.Endhomelessnessfromnowon D.Beathomelessnessthroughfootball
如图若点P在反比例函数y=x＜0的图象上过点P作PM⊥y轴于点MN为x轴上一点若△PNM的面积为3则k=
Assoonaswewentaourshiplefttheport.
Mostpeopleagreethatapetaddsjoytoaperson'slife.Scientistsarenowfindingthathavingapetmaykeepitsowner1.Andgoodhealthmayaddyearstoaperson'slife. Scientistshavebeen2thelinkbetweenpetsandhealthforyears.In1990astudywasdonewithpeopleaged65andolder.It3thatpetownerswenttothedoctorlessthanpeople4pets.Dopetsmakepeople5?Arepeopleabletohandletheireverydaylivesbetter?AlanBeckwhoisaresearchersaysthat6theanswertothequestionsisyesthenhavingpetsmaybeagoodidea. Canpetsalsohelppeoplelivelonger?RebeccaJohnsondidastudyto7.Johnsonteachesnurseshowtocarefor8people.Herstudyshowsthathavingpetsmaycausepeopleto9moreslowly. Thehumanbodymakesmanychemicals.Someofthechemicalsmakepeoplefeel10.Othersmakepeoplefeelbad.InJohnson's11levelsofthegoodchemicals12whenpeoplewerearoundpetswhilelevelsofthebadchemicalswentdown.Thegood13seemedtoslowtheagingofcells.Ifthisis14maybepeopleshouldspendmoretimewiththeir15.Thenpeoplemightfeelbetterand16longer. Youmightbeallergic过敏的topets.Oryoumaynotwantto17apet.Neverfear.Aroboticorcomputerpetmaybejustthethingforyou. ScientistsaretestingcomputerpetsliketheroboticdogAIBO.Theywanttoseeif18petscanhelppeopletheway19dogsdo. Willaroboticpet20therealpetsittingwithyouonthesofa?Somethingtellsusthatitwillprobablybecomeareality. 1A.healthy B.excited C.mad D.hurried 2A.carryingout B.makingup C.lookingat D.breakingdown 3A.warned B.showed C.reminded D.advised 4A.through B.beyond C.against D.without 5A.busier B.funnier C.happier D.angrier 6A.though B.until C.if D.unless 7A.findout B.putout C.turnout D.setout 8A.sick B.friendly C.old D.lovely 9A.age B.move C.walk D.grow 10A.bored B.surprised C.sleepy D.good 11A.study B.work C.story D.case 12A.changed B.varied C.fell D.rose 13A.sides B.chemicals C.studies D.dogs 14A.important B.unusual C.true D.impossible 15A.children B.pets C.friends D.neighbors 16A.live B.wander C.stay D.travel 17A.headfor B.searchfor C.cheerfor D.carefor 18A.family B.computer C.baby D.toy 19A.brave B.quiet C.faithful D.real 20A.destroy B.replace C.improve D.accompany
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水是生命之源我们应该了解爱护水资源． 水通电分解实验中检验正极产生的气体的方法是
用如图的装置演示气体扩散现象其中一瓶装有密度比空气大的红棕色二氧化氮气体另一瓶装有空气．为了有力地证明气体发生扩散装二氧化氮气体的应是选填A或B瓶．扩散现象说明气体分子在不停的做．
MyparentsdivorcedwhenIwas5makingmymotherasingleparent.Wehadlittlemoneybutmymomgavemealotoflove.EachnightshesatmeonherlapandspokethewordsthatwouldchangemylifeKemmonsyouarecertaintobeagreatmanandyoucandoanythinginlifeifyouworkhardenoughtogetit. AtfourteenIwashitbyacarandthedoctorssaidIwouldneverwalkagain.EverydaymymotherspoketomeinhergentlelovingvoicetellingmethatnomatterwhatthosedoctorssaidIcouldwalkagainifIwantedtobadlyenough.ShedrovethatmessagesodeepintomyheartthatIfinallybelievedher.AyearlaterIreturnedtoschool﹣walkingonmyown! WhentheGreatDepression大萧条occurredmymomlostherjob.ThenIleftschooltosupportthefamily.AtthatmomentIwasdeterminednevertobepooragain. MyrealchangeoccurredonavacationItookwithmywifeandfivekidsin1951.Iwasangrythatthesecondclasshotelchargedanextraforeachchild.ThatwastooexpensivefortheaverageAmericanfamily.Idecidedtoopenamotel汽车旅馆forfamiliesthatwouldneverchargeextraforchildren.Therewereplentyofdoubtersatthattime. Notsurprisinglymotherwasoneofmystrongestsupporters.Weexperiencedalotofchallenges.Butwithmymother'swordsdeeplyrootedinmysoulIneverdoubtedwewouldsucceed.Fifteenyearslaterwehadthelargesthotelsystemintheworld﹣HolidayInn.In1979mycompanyhad1759innsinmorethanfiftycountrieswithanincomeof1billionayear. Youmaynothavestartedoutlifeinthebestsituation.Butifyoucanfindataskinlifeworthworkingforandbelieveinyourselfnothingcanstopyou. 1WhenKemmonswasalittlechildwhathismotherusuallytoldhimwas. A.funny B.touching C.fighting D.encouraging 2Formtheauthor'sviewwhoplayedthemostimportantpartinmakinghimwalkbacktoschoolagain? A.Mother. B.Teachers. C.Friends. D.Relatives. 3AccordingtothepassagewhatmadeKemmonsstartamotelbyhimself? A.Hispreviousbusinesssuccessofvariouslevels. B.Histerribleexperienceinthehotel. C.Hismom'ssupport. D.Hiswife'ssuggestion. 4InyouropinionwhichofthefollowingbestdescribesKemmons'mother? A.Modesthelpfulandhardworking. B.Carefulhelpfulandbeautiful. C.Lovingsupportiveandstrongwilled. D.Strictsensitiveandsupportive.
以下是教案备课库的基本实验请回答下列问题． 1实验①的实验现象是 2实验②中比较空气和呼出气体中二氧化碳含量大小的操作是 3依据实验③的实验现象说明了二氧化碳的化学性质是 4④中盛有红磷的燃烧匙要选填“缓慢”或“快速”伸入集气瓶中．
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一种声光报警器的电路如图所示各元件均能正常工作对可能出现的现象描述正确的是
Theirsucceedmadeusexcited.
Ishouldbeallowedtogivechancestomakemyown.
WantawonderfultravelinLondon?Don'tmissthefollowing! CartoonMuseum ThishighlyentertainingLondontouristattractioncoversthehistoryanddevelopmentofBritishcartoonsfromthe18thcenturytothepresentday.Youcanfindadetailedcollectionofalltypesofcartoonsinthismuseumincludingcaricatures讽刺漫画andrareexamplesofcartoonartit'sanidealplacetoentertainkidsofallagesaswellasaseriouscollectionforanimationenthusiasts. Thereareoverninehundredpiecesonexhibitandthemuseumregularlyholdseventswherebothchildrenandadultscanparticipate.BookingfortheseeventsisrecommendedduetothepopularityyearroundofthisLondonMuseum. Telephone02075808155 ChislehurstCaves ChislehurstinLondonishometochalkcavesthatwereminedbyhandforover8000years.AtourofthesecavesisanexcitingwaytoseehowBritishpeoplehaveimpactedontheirenvironmentoverthousandsofyears. Telephone02084673264 TheOldOperatingTheatreMuseum TheOldOperatingTheatreMuseumisoneLondonmuseumofferingafascinatinginsightintothemedicalprofessionofthepast.This300﹣yearoldherbgarret阁楼isBritain'sonlysurvivingoperatingtheatrewithawoodenoperatingtableandanobservationstandfromwhichvisitorscanwitnesssurgeryperformed. Telephone02071882679 CurzonMayfairCinanaMuseum RecentlyvotedoneofLondon'sbestcinemasbyTimeOutreaderstheCurzonMayfaircinemaiseverythingyouwouldexpectfromthisparticularpartoftownluxurious奢华的andtasteful.Showingmostlyart﹣houseandindependentfilms.theCurzonMayfairisuniqueintheworldofLondoncinemaforitsroleinscreeningthesefilmsforindustryandpress. Telephones03333210104 1WhatcanwelearnfromtheCartoonMuseum? A.Itisdesignedonlyforkids. B.ItistheoldestcartoonmuseuminBritain. C.Visitorscantakepartintheactivitiesheldinit. D.Onemustbookthemuseuminadvancetovisitit. 2Whichwillyoucallupifyou'dliketoknowsurgeryofthepast? A.02075808155・ B.02071882679. C.03333210104. D.02084673264. 3Whichofthefollowingmayattractanaturelover? A.ChislehurstCaves. B.CartoonMuseum. C.CurzonMayfairCinemaMuseum. D.TheOldOperatingTheatreMuseum.
Theyhaveachanceinterviewtheheadmaster.
Beawareofyourown长处andweaknesses.
吸烟有害健康香烟燃烧产生的烟气中含有尼古丁化学式C10H14N2下列说法正确的是
工业上常用高温煅烧石灰石主要成分碳酸钙制取二氧化碳．计算要制得8.8t的CO2气体至少需要分解多少吨碳酸钙
如图已知直线a∥b∥c直线mn与直线abc分别交于点ACEBDFAC=4CE=6BD=3则BF=
使我感到惊讶的是这个小女孩的小提琴拉得这么好.使用主语从句和表语从句
实验室有三瓶无色液体分别可能是水酒精过氧化氢溶液某兴趣小组欲加以鉴别请你帮助他们完成实验方案．1通过闻气味的方法首先能鉴别出来的一种物质是2小组同学提出可以用二氧化锰固体区分剩余两种无色液体分别取少量液体于试管中加入二氧化锰其中一只试管内观察到则该试管盛装的液体是过氧化氢溶液．
氨气NH3在一定条件下可以和氧气发生化学反应如下图所示分析并回答有关问题． 1甲物质中氮氢元素的质量比为 2写出丙物质的化学式 3甲乙丙丁四种物质中属于氧化物的有 4参加化学反应的甲乙的分子个数比为
Mybrotherhadtoleavehisschoolbecausehewantedtohelpthefamily.
不是你而是他为这件事情负责.not…but
实验操作中应该严谨规范下列说法正确的是
YesI'llbereadyatnineinthemorning.Goodbyedearandthanksagain.IthadnotbeenaneasytelephonecallforMrsRobsontomake.HerdaughterhadbeenverykindofcourseandhadimmediatelyagreedtopickherupanddrivehertothestationbutMrsRobsonhatedtosaythatsheneededhelp.Sinceherhusbanddiedtenyearsagoshehadbeenproudofherselfonherindependence.Shehadcontinuedtoliveintheirlittlehousealone. ThateveninghowevershewasstandingatherlivingroomwindowstaringoutattheSOLDnoticeinthesmallfrontgarden.Herfeelingsweremixed.Ofcourseshewassadatthethoughtofleavingthehouseasitwasfullofsomanymemories.Butatthesametimeshewaslookingforwardtospendingherlastyearsneartheseabackinthelittleseasidetownwhereshehadbeenbornandgrewup.Withthemoneyfromthesaleofthehouseshehadboughtalittleflatthere.Sheturnedfromthelivingroomwindowandlookedroundattheroom.Therewasasmallfishtankwithtwogoldfishinit.WhenaskedwhyherhusbandusedtosayIt'snicetohavesomethingaliveintheroom.Sincehehadpassedawayshehadalwayskeptsomegoldfishandalwayshadsomethingaliveintheroom. ThenextmorningashertrainwaspullingoutofthestationMrsRobsoncalledtoherdaughterKateyouwon'tforgettocollectthegoldfishwillyou?Thechildrenwilllovethem.It's… IknowKateinterruptedgently.It'snicetohavesomethingaliveintheroom. 1AccordingtothefirstparagraphweknowthatMrsRobson. A.wastiredoflivingalone B.dislikedturningtopeopleforhelp C.wasnotlikedbyherdaughter D.wantedtolivewithoutherhusband 2HowwasMrsRobsonfeelingonherlastnightinthehouse? A.Sadandhopeful. B.Happybutworried. C.Proudandsad. D.Happybutnervous. 3MrsRobsonwasgoingto. A.beinhospital B.livewithherdaughter C.travelabroadalone D.liveinherhometown 4WhatcanwelearnaboutMrsRobsonfromthepassage? A.Shedislikedkeepingpetsathome. B.Shemissedherhusbandverymuch. C.Shehadthesamehobbywithherhusband. D.Shewasworriedaboutherdaughter'sbadmemory.
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高三下学期化学
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