luyện chọn nhanh đáp án bài tập trắc nghiệm hóa học 12 nguyễn hữu thạc

L5X7C NGUYEN HlTU THAC LUYEN CHON NHANH DAP AN BAI TAP TRAC NGHIEM HOAHOC 12 NHA XUAT BAN HA NOI Chiu track nhiem xudt ban NGUYfiN KIM SON Chiu trdch nhiem noi dung vd bdn quyin TRUNG TAM VAN HOA TRANG AN Bien tap noi dung PHAM QUOCTUAN Trinh bay bia PHAM HUE LUYfiN CHON NHANH DAP AN BAI TAP TRAC NGHlfiM HOA HOC 12 In 1000 cuon, kh6 16x24cm, tai Xi nghiep in NXB Van hoa Dan t6c Dang ki KHXB so: 451 -2013/CXB/30c TK- 43/HN In xong va nop liai chieu nam 2013 nAi duiL Theo chii trirong cua Bo Giao due va Dao tao, trong nhirng nam hoc vCra qua viec danh gia ket qua hoc tap, cung nhir trong cac ki thi tuyen sinh, phuofng thiic thi trdc nghiem da dugc sir dung rpng rai. De giiip cac em hoc sinh thanh thao va lam t6't cac bai tap theo phuong thiic nay, chiing toi bien soan cuon sach Luyen chqn nhanh dap an bdi tap trdc nghiem Hoa hoc 12 dung de on luyen thi td't nghiep THPT va thi Dai hoc, Cao dang. Noi dung cuon sach gom hai phan: Phan I: BAI TAP TRAC NGHIEM Cac bai tap trac nghiem trong phan nay dugc bitn soan theo tCrng chuang ciia SGK (ca ban va nang cao). M6i bai tap c6 bon dap an tra 16i (A, B, C, D)," ban doc se chpn lay mot dap an diing. Phan H: HUONG DAN TRA LC)I Phan nay dugc trinh bay rat ngan gon, hudng dan ban doc each tlm dap an diing, nhanh nha't va chinh xac nhat (khong cSn phai giai cu the nhu lam bai tap ta luan). Ban doc c6 the diing phan nay de tir kiem tra, danh gia ket qua hoc tap ciia minh. Qua do vCra ciing c6 dugc kien thiic, vira hgc dugc each lam tdt nha't m6t bai tap trac nghiem. Cuon sach Luyen chpn nhanh dap an bdi tap trdc nghiem Hoa hoc 12 dugc tai ban Ian thii hai nay c6 chinh li va bo sung. Xin dugc gidi thieu vdi cac em hgc sinh cung cac vi phu huynh va thiy c6 giao. TAC GIA Phan I BAI TAP TRAC NGHIEM Chuang 1 €ST€ - UPIT 1.1. Phan Crng tirong tac cua axit v6i ancoI tao thJlnh este, dircrc goi 1^ : A. Phan ling trung hoa. B. Phan ling ngung tu. C. Phan ling este hoa. D. Phan ij:ng kd't hop. Hay chon dap an dung. 1.2. Thiiy phan este trong m6i tru&ng kilm dun n6ng goi la : A. Xa phong hoa ; B. Hidrat h6a ; C. Crackinh ; D. Sir Idn men. Hay chon dap an diing. 1.3. Thuy phan este trong m6i trudng kidm, thu ducfc : A. Mu6'i va nude ; B. Mu6i vel ancol; } ae<::'. , C. Ancol va nu6c ; D. Axit vk ancol. Hay chon dap an dung. 1.4. Cap axit nao sau day duoc goi la axit b6o ? A. Axit stearic va axit fomic. B. Axit oleic va axit fomic. C. Axit panmitic va axit glutamic. D. Axit panmitic va axit stearic. ,6 r i k . 5 1.5. Chat beo CO CTPT (CnHjgCOOgCgHg CO ten ggi : A. Glixerol tristearat. B. Propin tristearat. C. Glixerol stearat. D Triglixerol stearat ; Hay chon ttn gpi diing. 1.6. Trong cac cau sau day, cau dung nha't la : A. Dau an la h6n hop nhi6u este. B. Dau an la este cua glixerol. C. Dau an la este cua glixerol va axit beo. D. D&u an la este. Hay chpn dap an dung. 1.7. M5 tir nhien la : A. Este ciia axit panmitic (CJ5H31COOH). B. Mu6'i cua axit beo. C. H6n hgp ciia cac loai lipit khac nhau. D. Este cua axit oleic (CiyHjjCOOH). Hay chon dap an dung. 1.8. San ph^m hidro hoa triglixerit cua axit cacboxylic kh6ng no goi la: A. M6 h6a hoc. B. Dau thuc vat. C. Macgarin (diu thirc vat bi hidro hoa). D. Mo thirc vat. Hay chon dap an dung. 1.9. C6ng thiic tdng quat nao sau day la cLia este don chirc ? A. HR-C-R'H. M o B. R-C-O-R'. II O C. R-CH2-O-O-R'. D. R-O-CH2 -0-R'. 1.10. Mu6'i ciaa axit beo dirge gpi la: A. Mufi'i hifu CO ; B. Este ; C. Mo ; D. Xa phong. Hay chon dap an dung. •1.11. Xa ph6ng dugc san xua't bang cdch nao dirdi day ? A. Phan hijy dSu, mo. B. Thijy phan mo bang kiem. C. Phan iJng axit vdri kim loai. D. hidro h6a mo tu nhien. -J o 1.12. Thanh ph^n chii ye'u ciia nhidu loai b6t giat tdng hgp la : A. Este ciia axit beo. , , . . , B. Dan xua't ciia xenlulozo. . C. Ankyl sunfat. D. Xa phong nhan tao. Hay chgn dap an diing. - 1.13. Phuong phap nao la dung nha't d^ lam sach quSn ao dinh ve't diu an ? A. Giat bang nirdrc. B. Giat bang c6n ; C. Giat bang xa phong. D. Giat dy bang xang. A. • 7 1.14. Cho 60 gam axit axetic tac dung vori 100 gam ancol etylic, thu diroc 55 gam este. Hi6u sua't phan ling tren la : A. 62,5% ; B. 55% ; C. 21,7% ; D. 58%. Hay chon ddp s6' dung. 1.15. Thuy phan cha't beo glixerol tristearat (C]7H35COO)3C3H5 phai dung 1,2 kg NaOH. Gi^ sir hi6u sua't 80%. Kh6'i luang glixerol thu duoc la : A. 9,2 kg; B. 0,736 kg ; C. 0,92 kg ; D. 7,36 kg. Hay chpn dap an dung. 1.16. Dot chay hoan toan m6t lugng h6n hgp 2 este, cho san pham phan irng chay qua binh dirng P2O5 du, khoi lugng binh tang 6,21 gam, sau do cho qua tiep binh dirng Ca(0H)2 du, thu dugc 34,5 gam ket tua. Cac este noi tren thu6c loai gi ? (dan chirc hay da chirc, no hay khong no). A. Este thu6c loai no. B. Este thu6c loai kh6ng no. C. Este thu6c loai no, dan chirc. • D. Este thuOc loai khdng no, da chiic. Hay chon dap an diing. 1.17. E la este ciia m6t axit dan chiic va ancol dan chu-c. De' thuy phan hoan toan 6,6 gam chat E phai dung 34,10 ml dung dich NaOH 10% (D = 1,1 gam/ml). Lugng NaOH nay du 25% so v6i lugng NaOH phan irng C6ng thurc ca'u tao ciia E la : A. CH3COOCH3. B. HCOOC3H7; C. CH3COOC2H5. D. Ca hai cau B va C deu diing. Hay chon c6ng thiic diing. 8 1.18. M6t hgp chat hifu ca X c6 CTPT C7H12O4. Biet X chi c6 mfit loai nhom chiifc. Khi cho 16 gam X tac dung vira dii vdi 200 gam dung dich NaOH 4%, thu dugc 1 ancol Y va 17,8 gam h6n hgp hai mu6'i. , C6ng thicc cS'u tao thu ggn ciia X la : A. CH3OOC-COOC2H5; B. CH3COO - (CH2 )3 - OOC2H5; ^ C. CH3COO-(CH2)2-OOC2Hg; H- D. Tat ca deu sai. Hay chon cong thirc dung. 1.19. H6n hgp X gom hai este dan chiJc, d6ng phan ciia nhau. D6t chay a gam X, thu dugc 6,72 lit CO2 va 5,4 gam H2O. Cong thirc phan tir ciia hai este dan chd-c d6ng phan c6 dang : A. C„H2n02 (n > 2). ^ B. CnH2n-202 (n> 1). C. C„H2n-202 (n>3). . D. C„H2n-402 (n>2). Hay chon cong thtirc diing. 1.20. Cho 21,8 gam chat hiru ca A chi chiia m6t nhom chile tac dung v6i 1 lit dung dich NaOH 0,5M thu dugc 24,6 gam mud'i va 0,1 mol ancol B. Lugng NaOH du c6 the trung hoa he't 0,5 lit dung dich HCl 0,4M. Cho biet c6ng thirc ca'u tao thu ggn ciia A : A. (CH3COO)3C3H5. B. (HCOO)3C3H5. ) C. (C2H5COO)3C3H5. 51, ^ D. K^t qua khac. Hay chon cong thurc diing. i .A 9 1.21. X 1^ h6n hap cua hai este d6ng phan v6i nhau. C) cQng diiu k\tn nhiet da va ap sua't, 1 lit hoi X nang ga'n 9 lin 1 lit khi CO2 . Thuy phan 35,2 gam X bang 4 1ft dung dich NaOH 0,2M dirac dung djch Y. C6 can Y dircfc 44,6 gam cha't ran khan. Bid't hai este do ancol no don chirc axit no don chiic tao thanh. C6ng thiic phan tir ciia hai este : A. C2H4O2; B. C3H6O2; C. C4H8O2; D. CgHioOz. Hay chpn c6ng thiJc dung. 1.22. H6n hop Y g6m hai este don chiic mach ho la d6ng phan cua nhau. Cho m gam h6n hop Y tac dung vira dij v6i 100 ml dung NaOH 0,5M, thu diroc mot muoi cua m6t axit cacbonxylic va h6n hop hai ancol.Mat khac d6t chay hoan toan m gam h6n hop Y cdn dung 5,6 lit O2 va thu dirge 4,48 lit CO2 (c^c th^ tich do cf di^u kifin tidu chu^n). C6ng thiJc ca'u tao ciia hai este trong h6n hop Y la : A. CH3COOCH3 va HCOOC2H5 . B. C2H5COOCH3 va HCOOC3H7 C. CH3COOCH3 va CH3COOC2H5. D. HCOOCH2 - CH2 - CH3 va HCOO - CH - CH3. 'CH. Hay chon cong thiJc dung. 1.23. D6't chay hoan toan 6 gam este E, thu dugc 4,48 lit CO2 (dktc) va 3,6 gam H2O. C6ng thiic phan tir ciia este E 1^ : A. C4H6O4 ; B. C4H6O2 ; C. C3H6O2 ; D. C2H4O2. Hay chon cong thiic diing. 1.24. M6t este don chiic, mach h6 c6 kh6'i lugng la 12,9 gam tac dung \i[a dii v6i 150 ml dung djch KOH IM. Sau phan iJng thu dugc mu6'i vk andehit. Cong thurc ca'u tao nao dudri day la ciia este ? A. HCOOCH = CH-CH3. 10 B. CH3COOCH = CH2 • C. C2H5COOCH = CH2. D. HCOOCH = CH - CH3 va CH3COOCH = CHj . 1.25. Di xa phong hoa 17,4 gam m6t este no dan chiJc, c^n d&ng 300 ml dung dich NaOH 0,5M . C6ng thiic phan tir ciia este la : A. C6H,202 ; B. C3H6O2 ; A C. CsHioOs; D. C4H,o02. ) Hay chon cong thiic dung. 1.26. Cho h6n hop X g6m 2 este c6 c6ng thiic phan tir C4H8O2 va C3H6O2 ' tac dung vai NaOH dir thu dugc 6,14 gam h6n hop hai mu6'i v^ 3,68 gam ancol B duy nha't c6 ti kh6'i so v6i oxi la 1,4375. KhO'i lugng m6i este trong X iSn lugt la : A. 2,22 gam va 4,4 gam. B. 3,33 gam va 6,6 gam. ' C. 4,44 gam va 8,8 gam. D. 5,6 gam va 11,2 gam. Hay chon dap an dung. ' ''"^ '^^'^ 1.27. X la h6n hgp 2 este dong phan dugc tao thanh tir m6t ancol dan chiJc, mach cacbon khong phan nhanh v6i axit don chiifc. Ti kh6'i hoi cua X so v6i H2 bang 44. Cong thiic phan tir cua X la : A. C3H6O2 ; B. C4H8O2 ; ^ C. C5H,o02; D. C6H12O2. Hay chon c6ng thiic diing. 1.28. Trong m6t binh kin dung tich khong ddi la V lit chiJa hoi cha't huu ca X mach ho va O2 a 139°C; ap sua't trong binh la 2,71 atm (th6 tich O2 ga'p doi the tich cin cho phan ung chay). Dot chay hoan toan X luc do nhiet d6 trong binh la 819 K va ap sua't la 6,38 atm. Bie't phan tu X c6 dang CnH2n02 • Cong thiic phan tir ciia X la : 11 A. C4H8O2 ; B. C3H6O2; C. C2H4O2 ; D. C2H3O2 . Hay chon c6ng thirc diing. 1.29. D6't chay hoan loan 0,88 gam h6n hgp 2 este d6ng phan, thu dugc 1,76 gam CO2 va 0,72 gam H2O . C6ng thiJc phan tir cua 2 este la : A. C3H6O2 ; B. C2H4O2 ; C. C4H6O2; D. CsHioOj. Hay chon c6ng thiJc diing. 1.30. D6't chay hSt h6n hgp 2 este no, don chiJc, thu du'gc 1,8 gam H2O . Thuy phan hoan toan h6n hgp 2 este tren, thu dugc h6n hgp X gom ancol va axit. Ne'u dot chay 1/2 h6n hgp X thi the tich khi CO2 thu dugc (dktc) la : A. 2,24 lit ; B. 3,36 lit ; C. 1,12 lit; D. 4,48 lit. Hay chon dap s6' dung. 1.31. Khi xa phong hoa 2,18 gam Z c6 c6ng thirc phan tir la C9H14O6, da dung 40 ml dung dich NaOH IM. Di trung hoa Urgng xiit dir sau phan ung xa phong hoa phai dung het 20 ml dung djch HCl 0,5M. Sau phan ung xa phong hoa ngudi ta nhan dirge ancol no B va mu6'i natri cira axit hiru CO m6t lin axit. Biet rang 11,50 gam B a the hoi chiem the' tich . bang the tich cua 3,75 gam etan (do a cung nhiet d6 va ap sua't). Cho cac phan iirng xay ra hoan toan. Tim c6ng thiic ca'u tao cua ancol B. A. C2H4(OH)2 ; B. C3H5(OH)3 ; C. C3H6(OH)2 ; D. C4H7(OH)3. Hay chon c6ng thiJc diing. 1.32. Co 2 este c6 d6ng phan ciia nhau va deu do cac axit no don chCrc va ancol no don chiJc tao thanh. De xa phong hoa 22,2 gam h6n hgp 2 este 12 n6i tren phai diing vCra he't 12 gam NaOH nguyen cha't. C6ng thii-c phan tirciia 2 este la : A. HCOOC2H5 va CH3COOCH3. B. C2H5COOCH3 va CH3COOCH3. C. CH3COOC2H5 va HCOOC3H7. D. Kh6ng x^c dinh dirge. Hay chon c6ng thiic diing. 1.33. Xa phong hoa 22,2g h6n hgp 2 este laHCOOC2H5 va CH3COOCH3 bang NaOH nguyen chat. Khfi'i lugng NaOH da phan irng la : A. 8 gam ; B. 12 gam ; C. 16 gam ; ' D. 20 gam. Hay chgn dap s6' dung. 1.34. Xa phong hoa 22,2g h6n hgp 2 este laHCOOC2H5 va CH3COOCH3 bang lugng dung dich NaOH \iia dii, cic mu6\h ra sau khi xa phong hoa dugc sa'y den khan va can dugc 21,8 gam. S6' mol HCOOC2H5 va CH3COOCH3 lin lugt Ik : A. 0,15 mol va 0,15 mol. B. 0,2 mol va 0,1 mol. C. 0,25 mol va 0,05 mol. D. 0,275 mol va 0,005 mol. Hay chgn dap s6' diing. '"" "' 1.35. Trong moi trudng kiem , phenol lie dung dugc vdi chat nao sau day d^ tao thanh este phenyl axetat ? A. CH3COOH ; B. (CH3CO) 2O ; C. CH3CHO ; D- CH3C00Na. 1.36. Trieste ciia glixerol v6i cdc axit cacboxylic don chirc, mach cacbon dai, kh6ng phan nhanh ggi 1^ : A. Lipit ; B. Protein ; C. Gluxit ; D. Polieste. Hay chon dap an diing. 1.37. S6 ddng phan este irng v6i c6ng thirc phan tir C3H(502 la bao nhieu ? A. 4 d6ng phan ; B. 5 d6ng phan ; C. 2 ddng phan ; D. 3 d6ng phan. 1.38. Glixerol va axit beo stearic c6 the tao duac t6'i da bao nhieu dang este? A. 2 dang este ; B. 3 dang este ; C. 5 dang este ; D. 4 dang este. 1.39. Co bao nhieu trieste glixerol chiJa ddng th5i 3 goc ciia cac axit CnHjsCOOH, CiyHgjCOOH va CjsHjiCOOH ? A. 2 trieste ; B. 3 trieste ; C. 4 trieste ; D. 5 trieste. 1.40. Cho glixerol tac dung \di h6n hop 3 g6'c axit beo C17H35COOH, C17H33COOH va C,5H3,COOH. S6 dang trieste toi da c6 the duac tao thanh la : A.,9 dang trieste ; " B. 16 dang trieste ; C. 12 dang trieste ; D. 18 dang trieste. Hay chon dap an diing. 1.41. Thuy phan hap chat C4H6O2 trong m6i tru6ng axit, thu dugc h6n hop hai chat d6u c6 kha nang tham gia phan ling trang guang. C6ng thirc ca'u tao ciia hap cha't do la : A. CH3-COO-CH = CH2. B. H-COO-CH2-CH = CH2. C. H-C00-CH = CH-CH3. D. CH2=CH-COO-CH3. Hay chon c6ng thiic diing. 14 1.42. Thuy phan este E c6 c6ng thiJc phan tir C4H8O2 v6i xiic tic axit v6 ca loang, thu dirge hai san ph^m hiru ca X va Y. Tir X c6 th^ dieu che' ra trirc tiep ra Y bang m6t phan umg duy nha't. X c6 c6ng thiic ca'u tao : A. CH3COOH. B. C2H5OH. C. CH3-CH2-COOH. Ti- D. CH3-COO-C2H5. Hay chon c6ng thiJc diing. i 1.43. CnH2n02 CO the la c6ng thiic tdng qudt ciia loai hgp cha't iiao dudi day? A. Axit cacboxylic no, dan chiic, mach ha. B. Este kh6ng no (c6 m6t lien ke't dOi), dan chiic. C. Andehit. D. Ancol no, hai chCrc, mach hb. 1.44. Di^u che' etyl axetat tir etilen cfin thuc hien tS'i thi^u bao nhidu phan umg ? . A. 5 phan iJng ; B. 4 phan ling ; C. 3 Phan ilng ; ' D. 2 Phan ling. 1.45. Ten goi cua este c6 mach cacbon kh6ng phan nhanh c6 c6ng thiic phan tir C4H8O2 CO the tham gia phan ling trang guang la : -f^ > <«'^ A. Propyl fomiat. -fi^ " B. Isopropyl fomiat. C. Etyl axetat. D. Metyl propionat. Hay chon ten goi diing. ' -* 1.46. Este dugc tao bai ancol thu6c day ddng dang ciia ancol etylic va axit thu6c day ddng dang axit axetic c6 c6ng thiic chung la : A.C„H2n02 (n>2). BC„H2n+,02(n>3). C.C„H2n.,02(n>2). D- CnH2n.202 (n > 3) ; Hay chgn c6ng thirc diing. 1.47. Hai hgp chat hOu co ( chiia C, H, O) c6 so mol bang nhau va bang X mol. Cho Chung tac dung vilra du v6i nhau tao ra san ph^m A kh6ng tan trong n\xdc va c6 kh6'i lirgng nho hon tdng khdi lirgng cua hai hgp cha't ddu la 18x gam. A thugc loai hgp chat : A. Axit ; B. Ancol ; C. MuO'i ; D. Este. Hay chgn dap an diing. 1.48. Este E c6 cOng thirc phan tijrC5H|o02 . Xa phong hoa E, thu dugc mfit ancol khOng bi oxi hoa bdi CuO. Ten cua E la : A. Isopropyl axetat. B. Tertbutyl fomiat. C. Isobutyl fomiat. D. Propyl axetat. Hay chgn tfin ggi dung. 1.49. Thirc hifin phan ling este h6a m gam CH3COOH bang m6t lugng vCra dii C2H5OH, thu dugc 0,02 mol este (hieu sua't phan ling 100%). Gia trj ciia m la : A. 2,1 gam ; B. 1,1 gam ; C. 1,2 gam ; D. 1,4 gam. Hay chgn dap s6' diing. 1.50. Cho 7,4 gam este X no, don chufc phan img v6i dung dich AgNO^/NH, dir, thu dugc 21,6 gam ke't tua. COng thiic ca'u tao ciia X la : A. H-COO-CH3. ' B. H-COO-CH2-CH2-CH3. C. H-COO-C2H5. D. H-COO-CH(CH3)CH3. Hay chgn c6ng thiJc dung. 1.51. Dot chay hoan toan 0,1 mol este X roi dSn san pham chay vao dung dich Ca(OH)2 du, thu dugc 20 gam ke't tua. C6ng iMc phan tir ciia X la : . A. H-COO-CH3. A B. CH3-COO-CH3. C. H-COO-C2H5. D. CH3-COO-C2H5. ' ^• Hay chgn c6ng thiic dung. ' ; > 1.52. Xa phong hoa 2,22 gam hai h6n hgp este A, B d6ng phan ciia nhau cfin diing het 30 ml dung dich NaOH IM. Mat khac khi d6't chay hoan toan h6n hop este d6 thu dugc khf CO2 va H2O v6i th^ tich bang nhau (0 Cling dieu kifn). C6ng thiic ca'u tao cua hai este la : I A. CH3COOCH3 va HCOOCjHg. B. CH3COOC2H5 vk C2H5COOCH3. C. HCOOCH2CH2CH3 va HCOOCH(CH3)CH3. j D. CH3COOCH = CH2 va CH2 - CHCOOCH3 . I Hay chgn c6ng thiic diing. ^ ,Yz—\ i.i / % \ 17 1.53. D6t chiy hokn loan a gam h6n hgp cac este no, don chtrc, mach hor. San pham chay dugc dan vao binh dirng dung dich Ca(OH)2 dir tha'y kho'i lugng binh tang 1,24 gam. Kh6'i lugng ke't tua tao ra la : A. 12,4 gam ; B. 10 gam ; . . C. 20 gam; D. 28,183 gam. Hay chgn dap s6' diing. 1.54. D6't chay hoan loan a gam h6n hgp cac este no, don chiJc, mach ho. San ph^m chay dugc dSn vao binh dirng dung dich nude v6i trong tha'y kh6i lirgng binh tang 6,2 gam. S6' mol COj va H2O sinh ra iSn lugt la : A. 0,1 va 0,1 ; B. 0,01 va 0,1 ; C. 0,1 va0,01 ; D. 0,01 vaO,01. • Hay chgn dap s6' dung. 1.55. Khi dg't chay hoan toan este X cho n^o^ = n^^Q. Di thuy phan hoan toan 0,6 gam este X cSn dung dich chiia 0,1 mol NaOH. C6ng thirc phan tu cua este la : A. C2H4O2 ; B. C3H6O2 ; C. C4H8O2; D. C5H,o02. Hay chgn cSng thiJc dung. 1.56. D6't chay hoan toan 0,1 mol este X thu dugc 0,3 mol COj va 0,3 mol H2O. Ne'u cho 0,1 mol X tac dung he't vdri NaOH thi thu dugc 8,2 gam mu6i. C6ng thiic ca'u tao cua X la : A. HCOOC2H3 ; B. CH3COOCH3 ; C. HCOOC2H5; D. CH3COOC2H5. Hay chgn c6ng thiic dung. 1.57. D6't chdy m6t este no, don chirc, mach ho thu dugc 1,8 gam H2O. Th^ tich CO2 (dktc) thu dugc la bao nhieu ? A. 2,24 lit ; B. 4,48 lit ; C-3,36 lit; D. 1,12 lit. 1 58. Dot chay hoan toan a mol este X tao boi ancol no, don chiic, mach ho va axit khong no (c6 mot lien ket dOi) dan chiic, mach ho,'thu dUv^c 4,48 lit khi CO2 (dktc) va 1,8 gam H2O. Gia tri cua a la : A. 0,05 mol; B. 0,1 mol; C. 0,15 mol ; D. 0,20 mol. Hay chgn dap s6' diing. 1.59. Dot chay hoan toan 6 gam este X, thu dugc 4,48 lit COj (dktc) va 3,6 gam HjO. C6ng thiJc phan tir cua X la : A.CSHKPS; B. C4H8O2; C. C3H6O2 ; D. C2H4O2. Hay chgn c6ng thiic dung. 1.60. Dot chay hoan toan 0,15 mol este X, thu dugc 19,8 gam CO2 >a 0,45 mol H2O. C6ng thiic phan tir cua este la : A. C2H4O2 ; B. C3H6O2; • V, C. C4H8O2; I D. C5H10O2. ^ A, • Hay chon cong thiic dung. •^ ^liVm H> '.F 1.61. De trung hoa 140 gam m6t chat beo cin 15 ml dung dich KOH IM. Chi s6' axit cua chat beo bang : A. 5; B.6; C 7 • D. 8. Hay chgn dap an dung. ffq'^ 1.62. Khi xa phong hoa 7,5 gam cha't beo cSn 100 ml dung dich KOH IM. Chi s6' xa phong hoa cua cha't beo la : ^ ^ . ^ A. 373,33; B. 0,3733 ; C. 3,733 ; ^ D. 37,333. .^.,„;„>«i'^v:^ Hay chgn dap an diing. \ 'V. • \ 19 [...]... di^u che' dirge bao nhieu l\ ancol etylic nguyen chat ( d = 0,8 g.ml"') va tCr ancol nguyen cha't do san xua't duac bao nhieu lit ancol 46° ? Bie't hieu sua't dieu che la 75% A 50 ,12 lit va 100 lit B 43 ,125 lit va 93,75 lit C 43 ,125 lit va 100 lit D 41,421 lit va 93,76 lit; Hay chon dap an dung mi •MS A 35 2.35 Cho so 66 bidn h6a : . lit ancol 46° ? Bie't hieu sua't dieu che la 75%. A. 50 ,12 lit va 100 lit. B. 43 ,125 lit va 93,75 lit. C. 43 ,125 lit va 100 lit. D. 41,421 lit va 93,76 lit; Hay chon dap an dung Bien tap noi dung PHAM QUOCTUAN Trinh bay bia PHAM HUE LUYfiN CHON NHANH DAP AN BAI TAP TRAC NGHlfiM HOA HOC 12 In 1000 cuon, kh6 16x24cm, tai Xi nghiep in NXB Van hoa Dan t6c. theo phuong thiic nay, chiing toi bien soan cuon sach Luyen chqn nhanh dap an bdi tap trdc nghiem Hoa hoc 12 dung de on luyen thi td't nghiep THPT va thi Dai hoc, Cao dang.