THI HÓA L3-2011(ĐÀO DUY TỪ - HN)

Me de rhi 301 Ho, tCIn thi sinh: 56 b6o danh: CSu n: Cho m gam h6n hgp 3 kim loai Na, Zn,Cu vdo nudc du. Sau khi phdn img xong duoc khi H2, dung dich X vd r6n Y. R.An Y tiic dung duo'. c vdi dung-dich HCl. Nh4n xdi ndo ruu day Anngi A. ChAt tan trong X ld NaOH C. Chat tan trong X ld NaOH vd NazZnOz D. Rin y ld Na vd Cu. Csu 2: Mdt hydro cacbon X ld chAt khf b di6u ki6n thucrng. o6t chay hodn todn m gam X duoc m gam H2O. Xrlc dinh cdng thric ph6n tt cria X. A. C:He B. C+ Ho C. C+Hs D" CzHz CSU 3: MQt kim loai h6a hi 1 vd I oxit kim loai h6a tri 2 hda tan hodn todn vdo nudc du. Sau khi phAn img xong dugc 500 ml dung dich X chi chria m6t ch6t tan vd thoiit ra 0,2 mol khf H2. Tinh n6ng dd mol /lit crta dung dich X? A. O,4M B. O,2M c.0,25N4 D.0,3M sE rr{{ rnfiIs4g E{ag LAN r{r (oeiouzsxr) MOr{ rroA Ergc Thdi gian ldm.bdi: 90 phrit; (50 cau rrdc nghiAm) C6u 4: Khi chtmg kh6 96 trong ndi kin ctugc h6n hqp g6m metanol, dimetyl xeton, axit axetic. phAi thuc hi6n ft nh6t bao nhi€u phin img CC tach ri€ng lAy^axit axetic? CAu 8: Hqp ch6t hffu ccr X mach ho', c6 phdn tmg v6i Na sinh ra H2 phdr.r rlmg cQng FIz du o nhiQt d6 cao c6 Ni xrll,c t6c duoc m6t alcol no da chfc. IJng voi c6ng thilc phdn fr CqH,eOz, X c6 bao nhi€u ddng phdn c6u tao? TRTIONG THPT EAO DUY TLT A.J !)/ t"2 Cdu 9: NhQn xdt ndo sau ddy dirng: A" Moi hqr"p chAt hiru co,kong phAn tu c6 nh6m OH d6u ld alcol. B. Mqi hqp chat hiru co trong phdn tri c6 nh6m CHO dAu c6 thii tham gia phdn fmg tr6ng bac. C. Itdqi este khi bi thriy phAn dAu t4o thdnh alcol. D. Moi hqp ch6t hiru co ph6n img tlugc vdi NaOH dAu ld axit" C6u 10: Ch6t nao sdu t16y vua th€ hiQn du-o'c tinh oxy hda, vta th0 hi6n iluoc tfnh khir? A. FJH4CI B. Alz Or C. KNOI D" SOr A"La< b < 3a E.a<b<2a C.2b<a<3b 4.4 8"3 c.5 CSU 5: Cho x mol Pb vA.o dung dich chria a mol AgNO: vd b mol Cu(NIOr)2. Tim m6i quan hd x, a, b dO sar.r khi phAn fmg xong kh6i luqng kim loai thu du-o. c ld l6n nh6t? A.x>al2 B.x:alT C.x:al2+b D.x<al2 CAu 6: O6t chay hodn todn 11,61 gam h6n hqp gOm I axit no don chfc vd 1 alcol don chfc duoc 0,555 mol HzO vd 0,435 mol CO2. X6c dlnh cdng thric axit? A. CzH+Oz B. CHzOz C. C:Hi;Oz D. C+HeOz {'Au 7: DiQn phAn hodn todn dung dich chria 0,01 mol mdt mudi suynfat kim loai h6a tri 2, di6n cuc trq th6y krroi tuqng dung dich giam o,zs gam. X6c dinh cdng th*c mu6iz .4. MgSO+ ts. Niso4 C. CuSOa D. ZnSO,r D.2 D.5 Cdu ll: Cho a mol Fe vdo dung dich chira b mol AgNOg. Tim m6i quan hQ a,b d6 sau khi phnn umg xong thu duoc dung dich chria 2 mu6ic6 kh5i luong mol hcm kdm nhiu 62 ctvc? Cfir-r 12: Dilng it nh6t bao nhi6u phdn ung d6 tir FeSz di€u chtS Fe? ,A.4 8"3 c"2 D. b:3a D. I C6u 13: -Thdnh phAn chri yt5u cria cl6 v6i ld CaCO:. -Thdnh phAn chrl y6u c{ra vdi tdi id Ca(OH)2. ,a q r /v- [)/) -' \/ L4 /f 0,1_/t 4-_ Ttang 1/4 - N4a da thi 301 -Thdnh phAn chri y6u cria v6i s6ng rn6i ra ld ld CaO. -Thdnh phAn chri ytiu cira clorua v6i ld CaOClz. C6 bao nhi6u nhdn x6t dring o tr€n? 4.2 ts.4 C.3 D.1 C$u 14: Nung n6ng 37,9 gam h6n hqp Al vd Zntrong binh kin chira Clz dugc 59,2 gam h6n hgp r6n X. Hoa tan h6t X trong dung dich HCI du dugc 0,5 mol Hz vd dung dich chira m gam mu6i khan. Tinh rn A. 101,89 8.73,49 C.76,95 D.94,7gam CAu 15: Trong phAn fmg nho sau ddyP;r2 chi d6ng vai trd ctrAt t<trrit A. Brz + RCHO +HzO -)2HBr+RCOOH B. Brz + SOz +ZHzA:2HBr +HzSO+ C. Brz +2NaOH:NaBrO+NaBr+H2O D. Brz+5Clz+6 H2O:2HBrO: +lOHCl CAu-u X6: Cho c6c phdn img: a) Glucozo t4o thdnh amoni gluconat. . b) Glucozo tao thdnh rugu socbitol. c) Glucozo tpo thdnh axit gluconic. d) Glucozo ldm mAt mdu nu6c Brom. e) Glucozo hda tan Cu(OH)2 thdnh dung dich xanh lam. Trong phin img ndo 6 tr0n, glucozo d6ng vai tld chAt oxy h6a? ,A a,c B.b,e C.e D.b CSu X7: n6t chay hodn todn 3,6 gam mQt hydro cacbon X. Todn bO sin phAm ch6y hAp thp hodn todn vdo dung dich nu6c vdi trong duoc 5 gam k€t tfia vd kh0i lumrg dung dich t6ng 11,4 gam. X6c dinh c6ng thirc X. A. CrHs B. C+Hs C. CsHrz D. C:H+ CAu lE: Cho V lit CO2 (dktc) t6c dung v6'i dung dlch c6 0,4 mol NaOH. Sau khi phAn img xong, cd can dung dich (khdng xay ra phin rlmg), cdn lai 19,9 gam ch6t r6n khan. Tinh thd tich COz (dlctc) tham gia phin img. A. 8,96 lir E. 3,36 lit C. 6,72lit D. 10,08 lir CSu 1g:Chosod6CHz:CH-CH-CHr +Hzo >X -H2o >Y *"o >Z I C 6c chdtx,Y, Z d6u ld sAn phAm chfnh. CH: NhAn xdt ndo sau ddy dring? A" X la Z-mety| but-3-ol B. Y lA Z-metyl, but-l-en C. Z ldZ-metyl, but-2-ol D. Y ld 2-mefyl, butan C6ur 20: O5t chay hodn todn 0,23 mol h6n hqp g6m mQt hyclro cacbon no X vd 1 amiir don chric Y duoc 0,8 rnol COz vd 0,055 mol Nz. Xrlc dinh cdng thfc phdn tri 2 chdt A. brtfs va CzUrN B. CzHo vd C+Hr rN C. Cru ua CrUnN B. C:Hs vd C+HqN CSu 21: Xd phong h6a hodn todn m6t este dcrn chric X b[ng 4,8 gam NaOH. Sau phdn rlmg hodn todn, c0 can dung dich, cluo.c 12,15 gamrhnvd 3,36 gam alcol Y. Eun n6ng Y vdi tr{:SO+ d{c o nhi€t d0 cao, duo. c chAt hiru co Z. Ty khdi cria Z so vli Y bdng I,437 5 . X6c dinh c6ng thric X. A" C2H5COOCH: B. CH:COOCzHs C. C:HzCOOCH: D. CHTCOOC:Hz Cdu 22: Nung n6ng22,56 gam CuQ\Or)z tiu-o. c 18,24 gamrSn X. Tfnh kh6i lugng CuO trong rln X? A 1,69 8.3,2 g C.2,4 g D.4 g CAu 23: Cho 4,032 gam mdt and€hit X phAn img khdng hiit 0,t6 mol AgNO3 trong NH:. Mdt kh6c, khi c6 Ni xfc t6c nung nong, 4,032 gam X phin img h€t mQt lugng llz >0,74 mol. X c6 dang C"Lizn-2O. X6c dinh cdng thric phAn tu cria X. A. C3H+O $. C+HoO C. CsHsO: D. C:H+Oz CAu 24: Hda tan h6t m gam kim lo4i X h6a hikhdng d6i trong dung dich FD{O: duoc 0,1 mol NO ld sin phAm khir duy nh6t. Cnng m gam X hoa tan hilt fiong dung dlch HCI dugc 13,35 garn mu5i khan. Xac dinh X. .4. Fe E. Cu C. Al D.Mg Trang2/4 - Ma d6 thi 301 Cdu 25: Nung n6ng ddlOmit (CaCo3. Mgra^c; co ty 16 mol I :l) chdra 20% t4p chlit trcr (k:hdng bi ntiiQr fl""il l:, Phul irng duqc chdt r6n X c6 kh6i lusng bing 73)2 %l<h6i lupng tru6c ichi ",i,rs. ri.h hteu sudt cria phan img nhi€t phdn ct6l6mit, bit5t CaCo3 vd Mgco3 nhi€t phln v6i hi€u ,rfi u;"g n hau. A. 60% ts .70% C. 80% w.7s% CAu 26: C6 bao nhi6u d6ng ph€n thcrm CsHso khOng phAn rlmg vdiNa, chi ph6n img ducrc v6i NaOH ddc du d nhiQt d6 cao vd 6p su6t cao? A. I 4"4 ,{ ') A. O,2M 8.2 ts. 1 ts.4 E. O,4M q J {.2 c.0,3M ts. Xr vA X2 gi6ng nhau. D. X5 la Alanin. D.4 D.3 D.0,15M D. C:HzOzN C.au 27: Cho c6c polime : poliamit, poliete. polieste poli phenol fomalclehit. C6 bao nhi€u trong s6 c6c loai poiirne k6 trdn kh6ng bAn trong,m6i truong ki6m? ' caer 2E: Fhai thuc hi6n ft nhdt may ph6n rmg d6 thu duoc Na tu h6n hqp Na, cu, Fe? 4"4 ts.3 c. I D.2 C6w 29: Hqp ch6t hiru co Y mach thing c6 c6ng thL?c C+HruO2N2 khi phAn fmg ht5t voi dung dich FICI cho z mu5i hrru co trong phdn tt d& c6 nh6m -NH:CI. ch6t y c6 bao nhieu Oong Ail';'5rl;; tl-roa rndn diOu ki€n tr6n? c._" J E). 5 C6u 30: NhAn xdt nrio sau d6y kh6ng dring: A. Trong dAu thuc vAt c6 nni6u "tt. crli axit kh6ng no. B. Bdng phan img hydro h6a c6 ttrc uicn dAu thuc vat thdnh ch6t bdo rfn. C. Trong co th6 con nguoi c6 loai enzim xric t6c cho ph6n irng thuy phdn xenlulozo thdnh glucozo. s. 'Ihriy phdn tinh bQt c6 th6 du-o. c mantozo hodc glucozo. CAu 31: Hda ian h6t m gam Al trong 200 ml dung dlch HCI du-o. c dung dich X. Cho X phAn img vira hdt 0,06s mol NaoH rray o,oas 'noiNuoH aa, ti"t"a,;;;il;oti";;kt;,iu^ia r,r 7 gam. rinh nOng tiQ molilit cria dung Oicn HCt ban dAu. ca_u ]2: cho c6c c4p dung dich: a) ca(oH)2 vd H:po+; b) NaoH va HCI; c) zncl2vd NaoH; d) I-{Cl vd Na2CO3; e) NH3- vd CuSOa. Khdng dilng h6a chdt kh6c, chi bing c6ch cho hr- t-} dung dich ch6t ndy vdo dung dich ch6t kia, c6 thd pnan"Uiet d;q; t .t at t ong bao nhi6u "A; k61[;i .4.4 8.3 c.5 D.2 CAU 33: Cho m gam h6n hqp X gOm Al vd Fe:o+ phin irng_lua ht5t 5,1 mol HCl. 'i'huc hi€n phan tmg: 8Al + 3Fe;o+ :4Alzoz + 9 Fe o nhiQt dd cao duoc i'6n hqp chdt rin y. Toan b6 n6n nop y glan rme vira h6t 4,5 mol HCl. Luong Fe:o+ ndo-sau clay trong h5;iqp ;;oa- ro rLta *" *r#a- ki0n bdi'to6n? A. 58,259 ts. 34,89 {.46,4 e D.69,6g CAu 34: i\4Qt h6n hqp g6.t I amin vd aminc axit Cnl{2,,+rozx. p6t ch6y hodn todn 0,0i 5 moi hdn hcp dir';.c 0,03 i1c.l Coz Bict 0,0i5 mol h5n hqp phin *g uiru hiSt 0,0i5'rnol F-iCl t1,i.o.'c i.3725 gariz rnu0i. X6c dinh c6i:g thri'c amino axir .4." Csl{rrOz}.i B. CH3O2N C. C+HsOzN C6u 35: Cho sodd _$L+X, je_+X, /1 Alanin )Xs. \z +NaoH tXz _ lt9! X+ lr]lrdn xdt ndo ttfrng vd scr d6 tr6n? A. X, vi) X+ gi6ng nhau. C. X3 vd Xa gi6ng nhau. CAu 35: Cho citc mu6i a1 CuSO+ b) BaCl2 c) AgNO3 d) K2SO4 e) NaBr g) CuCl2 . Ei6rr phdn vdi di6n cuc trq c6 mdng ngdn, dung ,1ich mu6i ndo tron! sri trcn ,e thu duqc dung dlch c6 pH>7? Trang 311- Ma d6 thi 30 t \ /^ r'.4)A s / ,A"avdc. ts"bvde. C.bvdg. D.cvdd. Cdu 37: Thuc hiOn phdn ung h[ng ngmg anddhit fomic v6i phenol OC ei6u ch6 nhga novolac, vdi .Ji0u kiQn ndo sau c16y: A" DDng du phenol , xric tric kiAm. ts. D[ng du antlOhit, xric t6c axit. C" Ding du anddhit, xric t6c ki6m. D. Dung du phenol xfic t6c axit. CSu 38: C6 m6y loai hydro cacbon trong sO ankan, anken, ankin, aren c6 th6 tham gia phdn rmg thC trong di6u kidn thich hqp? A"2 8.3 C. 4 D. 1 CSu 39: Oxy hoa m gam C2H5OH voi hiQu suAt h% tluoc h6n hqp X g6m anct6hit nudc vd ruou. Todn b6 X phAn rlmg vdi Na du dugc 0,3'mol Hz. Tinh m? A. 699 8.469 C. 13,89 D"27,6g CAu 40: PhAn {mg niro sau ddy ld nguy6n nhdn chinh t4o n6n hang ci6ng trong c6c nrii dd vdi? .a" Ca(t{CO;)z + 2NaOH: NazCO: +CaCOr +2H2O B. CaCO3 +COz + HzO: Ca(HCO:)z C. Ca(HCO)2: CaCO3 + COz +H2O il" NaHCO3 + Ca(OH)z: NaOH + CaCO:+HzO CAu ,1,X: Cho 7,35 gam mOt axit hiru co dcrn chric t6c dqng htit vOi dung dich NaHCO; duqc 0105 mol CO2. Cfrng eho 7,35 gam axit ci6 t6c dung hi5t bao nhiOu mo1 Br2 trong dung dlch nu6c Brom? A.0,15 mol ts.0,21 mol C.0,105 mol D.0,25mol CAu42:Chocdccdpkimloai:FevdZn; ZnvdCu; FevdSn; FevdAl; Cr.rvdFe.C6baonhi0Lr cdp trong sii tren khi biSn mon diQn h6a thi Fe bidn mon? A" 2 ts.3 c. I D.4 CAai 43: OOt cnay hodn todrn 11,68 gam Lisin (axit -2,6-diamino hexanoic) trong binh kin bing mQt lugng khdng khf vira drt (2A%O2vd 80%Nz vA tti€ tich). Sau phdn tmg ciugc bao nhi6u mol khi N2? A" 1,85 mol 8"2,2 mol C. 2,8 mol D. 3,1 mol CAu 4,6: Cho cdc ch6t NaHzPOa; Zn(OH)z: A1'zO:; NazCO:; NH+CI; NaHCO;. C6 bao nhi6u chAt trong sd cric chAt te tr6n vira phin img ducr. c v6i dung dich HCI vtra phin img du-o. e vdi dung dich NaOH? .A.5 W.2 t,.3 D.4 C6ua ,t5: Cation R*2 vir anion X-r cung c6 c6u hinh e ld 1s2 2s2 2p6 khi ktSt hqp v6i nhau iao thdnh hqp ch6t ndo saLr cl6y? A" CaCl2 E. MgBr2 C. MgF2 D. MgCl2 CAar 46: Cho m gam h6n hqp Al vi AlzO: phin img vira h6t 0,4 mol NaOH, gi6i ph6ng 0,3 mol F{:. Tinh m? A. 15,6C ts" 12,99 { 23,19 D.24,2g Ciir 47: Eun n6ng 9,24 gam chat hiru co X c6 c6ng thfc C+HeOz vv,25A ml dung dich-NaOH 0,4Iv{. Sau khi phin rng *ong ttru dugc dung dich Y. C6 c4n dung dich Y dugc 9,6 gam ch6t ran khan. X la: A. Axit butiric E. Propylfomat C. Etyl axetat D. Metyl propionat Cdu 4E: Cho 9,102 gam mbt alcol X phAn rmg,h(it vor 3,45 gam Na. Sau khi ph6n img xong duoc 12.429 garn chdt rfn. X lh: A. C2H5OH B. C+HgOH C. CH3OH D. C3H7OH CAu ,$9: Cho 0,3 mol HCHO phin rmg ht5t vOi dung dieh c6 0,7 mol AgNOr trong NH3. Sau khi ph6n inrg xong duo'c Ag vd dung dich X. Cho dung dlch HCI du vdo X c6 bao nhiOu mol V.hibay ra? z\" 0.35 mol ts. 0,07 mol C. 0,05mol D. 0,15mol Cfru 5{}: Cho 3,15 gam h6n hqp 2 kim lo4i X vd Y hda tan htSt trong dung dich HzSO+ <!5c n6ng duoc 0.02 inol I-l2S le s6n phAm khri duy nhAt. CO can dung dich sau phin img tlugc bao nhi€u gam chdt rin-khan? ,4.5,079 E. 10,839 C.3,99g D.7,959 Cho biet : H:1, O:2, Ag:108, Na:23, K:39, Ca=40, Ba:137, Mg:24, Zn:65, Cu:64, Fr55, Al:27, P:31. C:12, S:32, Cl:35,5, Br:80, N:l4, Ni:59, Pb:207. Trang 4/4 - Ma d6 thi 301 T'R.UONG TE{FT &AO DUY T'{I F{uCtNG nAru GrAr pfi rrU Tr{u #AH E{QC LAru fir (ngdy Sgt87/2O\1} ^r" MGN: E{OA E{GC Me dd 30i CSu 1. (B) Na + HzO : NaOH + %Hz;2NaOH +Zn:Na2ZnO2 * Hz. Ch6t ran V tdc dqng dugc vo'i HCI ch{mg t6 cdn Zn dudo d6 het WaOH. Dung dich X chi c6 NazZnOz. Cdu 2" (B) C"Hy -+ yl2 H2O; [m: (lZx + y)].y12 : mJ18; y : 3xl2; x:4, y :6. X ld C+Ho. CAu 3.(A) X + H2O : XOH + %Hz;2XOH + MO : XzMOz +HzO; 0,2 rnol Hz do 0,4 mol X, tucrng img 0,4 mol XOH tpo thanh 0,2 mol XzMOz trong 500m1 dung dich. Ndng dQ durrg dich : 0,4M. CAU 4. (D) Dung Ca(OH)2 tSch CHgCOOH du6i dqng (CH3COO)2Ca ti6p tuc cho phan img vcri 'dung dich HzSOa lodng thu h6i CHTCOOH -> 2 phan img. CAu 5. (B) Pb + 2 AgNO: : Fb(f{Or)2+ 2Ag(1). Pb + Cu(l.{Or)2: PbO{O3)2 + Cu (2) Chi xtty ra phan img (1) thi knOi iuqng kim lopi tang. XAy ra phan ung (2) thi kh6i lugng giam. fh6i luqng kim loai tdng nhi0u nh6t khi Pb phan ung wah6t AgNO3 ; x: a/2. CSer 6. (C) Axit no don chirc CnHznOz cho s0 mcl COz : s6 mol HzO; alcol dcyn chirc phai no vi duoc 0,555 mol HzO > 0,435 mol COz. Sd mol alcol Cn Hz.+zO :0,55 5 - 0,435 : 0,I2 mol. Edt x ld s6 mol axit. Phucmg trinh vO s5 mol CO2 le rx * 0,12 m :0,435. Thay toAn bO PT ndy vdo PT l'hOi luqng hdn hqp : (14n + 32)x+(14m + 18)0,12:11,61gam, duoc x:0,105. 0,i05n + 0,12m :A,435 mol COz. Voi n, m nguy0n dy*g. Ta c6 n : 3 :) Axit la C:HoOz. CSU 7. (B) MSO4 + H2O : M + HzSO+ + Yz Oz. Kh6i luqng ginm ld t6ng kh6i luqng kim loai vA oz tlroar ra kh6i dung dich : 0,01M + 0,005.32 :0,75; M : 59. D6 h Ni. Mu6i ld Niso4. Cdur 8. (A) X ld tap chric alcol, and6hit m4ch ho kh6ng no m6t li6n ki5t d6i c5 3 d6ng ph6n HO-CHz- CH:CH-CHO; CH2:CH-CH(OH)-CHO; CHz: C(CH2OH)-CHO. Cffsr 9. (B) C6 nh6m -CHO thi c6 phan img tr6ng bac. CSu 10.(D) -fh€ hi€n tinh khri: SOz + Vz Oz v'o,'t. u SO:; Th€ hiQn tinh oxy h6a: SO2 +2FIzS:3S +ZHzO. C$pa 11. (A) Hon kdm nhau 62dvc eOi vcri mu0i nitrat ld hon kdm nhau 1 nh6m NO: Euoe cd 2 mu0i FeQ.JO3)2 vd le(i.{O:)s, theo PTPU Fe + 2AgNO3 : FeQ.{O:)z + Ag; AgNO3 du oxy h6a mQt pl'rArt Fe''- thAnh Fe'-; Fe + 3AgNO3 : FeQ.{O3)3 + 3Ag. Phan rmg theo fj, lQ trong ldto/ng % vit l,.j. ,"i,,, 2z <b < 3a. { ffex,12. i{J'} 2 phannxag id FeSz -4-+FezOs +co'to,0. Cfia; Xi" tB) Efng ca 4 nh6.n x6t. {-l6u tr4. {D) Cudi cirng thu duqc mui5i ciorua. lar tili ntr6t sO mol Cl- :(59,2 -37,9)135,5:A,5 rroi. | €:r th;tZ sii mol Cl- :2lAnsd molHz :0,5.2:1 mol. trhOi lucmg mudi: kh6i luqrg kin-r lopi + larOi ino. rrg g0c Ctr- :37,g + 1,5.35,5 : 94,7 gam. 'ldu 15, (D)Tai PU ndy co Bri - 10e =2Br*s. d6u 15. (D) Giuco d6ng vai tro oxy h6a khi phan tmg voi ch6t khir le H2 t4o thanh ruo'u socbitol. C$:-s X7. (C) a mol C"H, c6 khOi lugng a(12x + y) :3,6 garn. Kli6i lugng san ptrAm chriy (CCz +TT:O) - rn tria: khdi iuqng du-ng dich tdng. Suy ra a(/,{y + 18y12): 5 + 11,4. Giar hd 2FT tr6n duoc y:2,4x. D6 ld ankan y : 2x *2; 2,4x: 2x *2; x :5. X la Cjl"{rz , QAu 1S. (B) NCu NaOH phan rmg n6t tiranl mudi thi rfn thu ducy. c nhi6u r*iet Liii 0,.4 rrioi ti;rGH -+0,4 mol NaHCO3 tuong img 33,6 gam. Rdn thu dugc it nhAt khi 0,4 mol NaOH )0,2mol Na2CO3 tucrng tmg21,2 garn. Thpc tt5 dugc 19,9 gam vfly NaOH du; x mol CO2 phan img h6t 2x rnol I{aOI-l tao thdnh x mcl NazCOs, cdn du 0,4 -2xmol NaOH. Phuong trinh vO tchOi luqng ran ta ;i(),5x r-(0.4 *2x)40:19.9; x:0,15 mol.V CO, :0,1.5.22,4:3,36Lit. \ a- ^"',f)2;t, \,, 14- /f '(/L/LA C6u 2s. (D) Hydro c6c bon no C"H2n +2. Amin dcm chric C*HpN sO mol : 2 s5 mol Nz: 0,11 mol. S6.mol hydro c5c bon:0,23-0,i 1:0,12 mol. Phucmg trinh vO sd mol CO2 : 0,12n+ 0,1Im : 0,8. Ei6u kiQn m, n nguydn duong phu hqp n:3 ld CrHa; m:4 (nhin qua d6p an ) chi c6 CaHeN ctng d6p rin vcri ClHs. CSu Ztr. Zld. ete R-O-R do alcol ROH tpo thdnh ( 2R + 16) : (R+ 17):1,4375. R:15. Y ld CH3OH.SO mol este: s6.mol CH3CH :3,36:32 :0,105 mol, ph6n ung htit 0,105 mol NaOH tuong (mg 4,2 gam NaoH.,Khoi lugng NaoH du :4,8 - 4,2 :0,6 gam. Trqng luqng ch6t ran c6 l2,ri- 0,6:11,55 gam mu6i tucrng img 0,105'mol. M mu6i:110. E6 le C:HTCOONa; Este ld c3HicoocH3. C&w 22. (B) Cu(NO3)2 : CuO + 2NOz+ 1l2Oz. E{t x mol CuO cing 2x mol NOz x/2 mol Oz. Kh6i lucyng rdn giim : 46.2x +x12.32 : 22,56-18,24; x:0,04 tucrng tmg 3 ,2 gam. C6u 23. (A) x mol R(CHO)' -)2nx rnol Ag; 2nx < 0,16 mol Ag. X ld andOhit kh6ng no m6t 1i6n ket d6i dcm chric n6n x mol X c6ng hgp (n+l)x mol H2. Dcrn chirc n6n n:l; 2x> 0,14. Theo trdn x <0,08. 0,0J < x < 0,08. Vol4,032 gamXthi 50,4 <M CnHzn-zO < 57,6;2,6 <n <3,11. nnguy6n duong n:3. X la C3H4O t&w 24. (C) 3M + 4nHNO: : 3M(NO3). + nNO + 2nHzO. Duo. c 0,1 mol NO do 0,3/n mol kim lo4i M phan ung. v6i HCI thu duqc 0,3/n (M + 35,5n) :!3,35 gam mudi. M: 9n. D6 h Al (n:3 ; M:27). C6u 25. (B)100 gam ddlomit c6 20 gam t?p ch6t trcy kh6ng bi nhiet phAn vd 80 gam mu6i. tg+ gam CaCO3. MgCO3 bi nhiQl phdn hodn todn m6t 88 gam COz; B0 gam mu5i Ui ntriet phan hodn todn mAt 38,26 gam. Thpc t6 sau phan ung cdn 73,22 gam rfin, mdt LOO-IZ,ZZ :26,78 gam. HiQu su6.t ph6n,ing : (26,7 8:38,26). 100 : 7 0%u 9ty 26" !D) Eay ld nhirng este cria c6c ho,p.ch6t thu6c lo4i phenol; c6 4 d6ng phAn: 3 ddng ph6n v! tri HCOO-C6H+-CH: vd 1 ddng phan CFI3-COO-C6H5 . Cku27. (C) Polieste vd poli amit dAu bi thriy phdn trong dung dich kiAm. CAU 2E. (D) Hda tan trong nu6c du, lgc bo CuuFe.'C6 can dung dich, diQn ph6n n6ng chAy NaOH thu duo. c Na. Y C6u 29. (C) Day ld c6c mudi amoni cria amino axit vd amnin b6c nh6t. I )NH2-CH2-COO-NH:-CzHs 2) NH2-CH2-CH2-COO-NHgCHs 3 ) CH3 -CHG\rH2)-COONH3-CI{3 CSer 3&. (C) Trong co thd nguoi khdng c6 lopi enzimc6 kh6 ndng thiry phdn xenlulo. Cdu 31. (B) Thu dugc 1,17 I 78:A,015 mol AI(OH)3 cen 0,045 moi NaOH phan tmg. SO mol l'J.uO{ trung hod HCI du trong dung dich X le 0,065-0,A45 :0,02 mol. LAn thri hai xmol AiCi3 ban dAu cAn 3x mol NaOF{ dC tao x mol tria cpc d4i. Trung hda HCI du h6t 0,02 mol cdn 0,065-3x mci NaOII'dO hoa tan m6t phdn ttra theo PTPU NaOFI + AI(OH)3 : NaAlO2 * FI2O. l+J" i"" frAi O,Ol-t -3x rnol tria vd cdn 14i 0,015 mol. Ta c6 x - (0,065 - 3x) : 0,015; x:0,02 moi AlClg trong dung diclr cung vdi 0,02 mol HCI du. Tlieo nguyOn tlc bho todn nguy€n ti5 Cl, sd mol HCI bantA'-r ld (0,02.3) A,02:0,08 mol trong 200m1 dung dich. Ndng dQ mol F{Cl:0,4M. 'r-6nn 32. (A) Trr) cdp HCI vd NaOH co l4i 4 c6p ddu c6 thd ph6n biOt dugc nhcr hign tuong rao riranh vd tan tfia. CAre 33. (D) 8Al + 3 Fe:O+ = 9 Fe + 4 AlzO:. Sd mol HCI dung Ce nOa tan A1 hay Al2O3 tru6c vir sau ph6n img dAu bdng nhau. Sp kh69 nhau chi do 3Fe3Oa ) 9Fe. x mol Fe3Oa "ai,ng het Bx mol HCl tao thdnh 3x mol Fe phan ung het 6x mol HCl. Ta c6 8x - 6x :5,1 - 4,5 :0,6 *ot HCt giem do giAm di6n tfch. x 0,3 mol Fe3Oa phdn img. 56 mol Fe3Oa ban dAu )0,3 mol. i<frOl tuo'ng Fe3Lla= ban oAu > 69,6 gam. Theo iifp rin chgn d9,6 gam. C€u_34. (Q) S6 nguy6n t{r c6c bon trung binh cira h-6q hap:0,03 : 0,015:2. Ho[c ch2 ah6ttrong hdn hgp d6u c6 2C trong phAn tir. Trong dap 5n khdng c6 hgp chdtZ C. Vay ph6i c6 i ch6t c6 s6 ngtty€n tir cac bon <2. E6 le lC. Kh6ng c6 amino axit 1C. D6 h amin CH3NH2. KhOi lugng h6n hqp : 1,3725 -(0,015.36,5) :0,825. Phucrng trinh khdi lugng h5n hqp ld 31x +(l4n+47\y :0,825. 2 !W : 1,3725 -(0,015.35,5) :0,825. Phuong trinh kh6i luqng h6n hqp li 3lx +(l4n-47)y :0,g25. Phumrg trinh s6 mol COz ld x + ny :0,03; x *y : 0,015. Gi6i ra x:0,01; y : 0,005; n:4; CaHeO2N. cau 35. (A) xr ld cH3-cH(i'{Hrcl) -cooH; x3 ld cH3-cH(NH2)-cooNa; Xz ld CH:-CHOIF{2)-COONa; X4 la CH3-CHO[I3CI)-COOH; Ddp rin dung ld X1 gi6ng ]e. Cdu 36" (B) E6.le 2 mu6i cira kim lopi ki€m, kiAm th6 vA axit halogenhydric BaClz vd NaBr. Cffu 37. (D) EiAu ch6 novolac tu phenol vd fomaldehit dung du phenol vd xric t6c axit. 9?li8 "Hldro^cacbon no vd thcrm tham gia phan Tng ttrti Uintr ttrucrng; Dac biQt CHz:CH-CH2-CI thd Clo 6 500'C; ankin c6 li6n t<tit : O dAu m4ch th6 Ag+. c6u 39. (D) c2HsoH + % oz )cH3cHo + H2o. 56 mol alcol ban dAu: s6 mol alcol du + s6 mol HzO (theo ptpu tr6n) : 2 s6 mol H2 : 0,6 mol ; m : 0,6.46:27,6 gam. CSU 40. (C) . CSu 41. (B) RCOOH+ NaHCO3-+RCOONa + HzO + COzi n axit: n CO2:0,105 mol. M axit:7,3 5 :0 lA5 :7 0; R +45 :70 ; R :25. E6 ld CH = C-COOH; CH =C-COOH +2812 -) CHBr2- CBrz-COOH 0,105 mol axit cQng hqp 0,21 mol Br2 CAw 42. (A) Trong pin tliQn h6a, kim loai mqnh hcrn d6ng vai trd anot vd bi 6n mdn. E6 le 2c{p pin Fe-Sn vd Fe-Cu. c6u 43. (c) Lisin la cH2olH2)-cH2-cH2-cH2-cHCNH2)-cooH hay ceHr+ozNz CsHr+ozNz +1712 oz -) 6caz +lHzo + N2; 56 mol Lisin :11,681146: ops *oi Ui AOt chay can !,!! mol O2 (trong kh6ng khf di cr)ng vcri 0,68.4 :2,72 mol N2 khdng t<tii; ttreo pTptt tao thdnh 0,08 mol Nz. Tdt cd thu dugc2,7T+0;0g :2,g mol N2. / -^ {Jdw 44. (D) D6 ld c6c muSi axit cria axit ytSu vd trung binh vd cdc oxit, hydroxit luong tinh : NaH2POa, NaHCOs, Zv(OH)2, AizO:. csu '45. (c) CAu hinh e cua R ld ls22s22p63st. R id Mg. c6u hinh e cria X lit rs2zs22pt. X ld Flo. Hqp chAt duoc tpo theah h MgF2. CAU 46' (A) 0,3 mo] Hz tucrng tmg0,2 mol Al, dnng h6t 0,2 mol NaOH. 56 mol NaOH phan rmg v6i Alzo: : 0,4 - 0,2: 0,2 mol hda tan dugc 0,1 mol Alzo:. m:(0,2.27) +(0,1 .1021: r5)6 gam. " {Jilu 47. (D) Sd molC+HsO2:9,24188: b,1O5 mol. 56 mol NaOH:0,1 mol. Chi c6 0,1 mol C+HsOz phan img tpo thdnh 0,i mol mu6i c6 M:96. Rcoox :88 ->RCooNa :96. c6 23-x:96-gg; X : 15 D6 la nh6m cH:. c+Hso2 ban dAu ld C2H5COOCH3 : metyl propionat. CAu 48. (B) Kh6i luqng gia*:9,102 +3,45-12,429 :0,123 gam d6 h kh6i lugng H2baydi tuo-*g urtg A,l23l2 mol Hz. Theo d6p rin chi c6 ancol don chrle. Vdy c6 0,123 mol ancol ROF{ M ancoi :9,1A2: 0,123 :74. Do ld CaHqOH. C6u 49. (C) AgNO3 khOng hoan rodn du. Vf,y xity m2 phan img: IlcHo +2AgNOs + 3NH: +H2O _+2Ag+2NHAtrOr+HCOONH+ vd FICHO + 4 AgNO: + 6NHs + 2I1zO-)O{H4)2CO3 + 4NH+NO r+ 4 Ag. E{t x mol HCHO tham gia PU(1) vot2xmol AgNo3; y mol HCHO thail gia pu (2) voi 4y mol AglrlO3 t4o thdnh y mol (NHq)zCO:. C6 hC x + y-:g,jfiol HCHO; 2x+ Qy]0,7 mol AgNO3. Gi6i duoc y:0,05 *ol (I.{Ho)rCO3 gi6i ph6ng 0,05 mol COz. 'J c6u 50' (B) 8 R + 5nY1lo^4 : + R- r1soa)n +nr{2s +AnHzo. H6a tri trung binh cfia hdn hqp kim lopi ld.n. Djgg 0,02 moi H2S tucng tmg0,nZ.+:0,0g mol io,r2-u""g;.;6i " -^" m mri6i:3,15 +(0,08 .9d): 10,93 gam. v,,{fas^ S,6p aer dA thE tBtdtr &H H&m EEB smdn Hoa HQe Me dO G6c 301 Me D6 134 Me De 210 Ma D6 356 Ma Ee 485 CAu H6i E6o 5n Cdu H6i D6o 5n CAU H6i D5o dn Cdu H6i Dip dn Ciu H6i D6o 5n 1 B 1 c 1 1 B 1 c 2 B 2 A 2 B 2 D 2 C o A J A 3 B 3 c B 4 D 4 B 4 D 4 D 4 D 5 B 5 D 5 5 B 5 D 6 c 6 c 6 B 6 D b B 7 B 7 B 7 7 A I C B A B D B I A I C o B I B I D I C I 10 D 10 D 10 A 10 c 10 c 11 A 11 B 11 B 11 c 11 C 12 12 B 12 B 12 D 12 D 13 B 13 C 13 13 D 13 A 14 D 14 D 14 B 14 D 14 B 15 D 't5 A 15 D 15 B 15 A 16 D 16 c 16 D 16 A 16 D 17 17 A 17 17 c 17 c 1B B 18 A 18 1B D 18 A 19 19 B 19 B 19 A 19 A 20 D 2A c 20 20 B 20 B 21 21 C 21 D 21 A 21 D 22 B 22 D an A 22 D 22 C ZJ 23 D t2 23 A aa LJ B 24 24 C 24 A 24 C 24 B 25 B 25 D 25 A tq B .E A 26 D 26 B 26 c 26 D 26 D lt C 27 D 27 A 27 c 27 c l6 D 28 C 28 C 28 B 2B B 29 29 C 29 B 29 A 29 C 30 C 30 30 B 30 B 30 D 31 B 31 A 31 B 31 D ?.1 B JZ A 32 A 32 D 32 B 32 JJ D. JJ c 33 33 A 33 B AA AA 34 34 t) 34 35 35 c 35 D 35 35 ?A B JO D 36 C 36 A 36 D 37 D a'7 A 37 B 37 D J/ C 38 C 38 D 20 A 3B C .)O eo D ?o D 39 C 39 ao U 4A B 40 B 40 B 40 B 4A D 41 D 41 B 41 D 41 D 41 D A.') 42 c A.) D 42 42 B 43 U 43 B 43 D 43 B 43 D 44 D 44 D 44 C AA -+ 44 B 45 C 45 A 45 D 45 C 45 46 A 46 D 46 A 46 A 46 47 D 47 h D 47 47 D 47 48 B 4B c 48 A 48 B 48 B 49 C 49 A 49 D AO C 49 50 B 50 B 50 A 50 B 50 D . amnin b6c nh6t. I )NH2-CH2-COO-NH:-CzHs 2) NH2-CH2-CH2-COO-NHgCHs 3 ) CH3 -CHG H2)-COONH3-CI{3 CSer 3&. (C) Trong co thd nguoi khdng c6 lopi enzimc6 kh6 ndng thiry phdn xenlulo. Cdu. ki5t d6i c5 3 d6ng ph6n HO-CHz- CH:CH-CHO; CH2:CH-CH(OH)-CHO; CHz: C(CH2OH)-CHO. Cffsr 9. (B) C6 nh6m -CHO thi c6 phan img tr6ng bac. CSu 10.(D) -fh€ hi€n tinh khri: SOz +. 1g:Chosod6CHz:CH-CH-CHr +Hzo >X -H2o >Y *"o >Z I C 6c chdtx,Y, Z d6u ld sAn phAm chfnh. CH: NhAn xdt ndo sau ddy dring? A" X la Z-mety| but-3-ol B. Y lA Z-metyl, but-l-en C.