S GIO DC & O TO TT-HU TRNG THPT CHUYN QUC HC -------------------------------------

THI TH I HC LN I-2012 MNTHI: HA HC Thi gian lm bi: 90 pht M thi 132

Cho bit nguyn t khi ca cc nguyn t: H = 1; C = 12; N = 14; O = 16;P=31; Na = 23; Mg = 24; Al = 27; S = 32; Cl = 35,5; K = 39; Ca = 40;Ba=137;Cr = 52; Mn = 55; Fe = 56; Cu = 64; Zn = 65; Br = 80; Ag = 108. I. PHN CHUNG CHO TT C TH SINH (40 cu, t cu 1 n cu 40) Cu 1: Hn hp X gm 0,1 mol anlyl clorua; 0,3 mol benzyl bromua; 0,1 mol hexyl clorua; 0,15 mol phenyl bromua. un si X vi nc n khi phn ng xy ra hon ton, chit ly phn nc lc, ri cho tc dng vi dung dch AgNO3 d thu c m gam kt ta. Gi tr ca m l A. 57,4 B. 14,35 C. 70,75 D. 28,7 Cu 2: Cho 3,78 gam hn hp X gm CH2=CHCOOH, CH3COOH v CH2=CHCH2OH phn ng va vi dung dch cha 8 gam brom. Mt khc, trung ho 0,03 mol X cn dng va 20 ml dung dch NaOH 0,75M. Khi lng ca CH2=CHCOOH c trong 3,78 gam hn hp X l A. 0,72 gam B. 2,16 gam C. 1,08 gam D. 1,44 gam Cu 3: M l hn hp ca mt ancol no X v axit hu c n chc Y u mch h. t chy ht 0,4 mol hn hp M cn 30,24 lt O2 (ktc) va , thu c 52,8 gam CO2 v 19,8 gam H2O. Bit s nguyn t cacbon trong X v Y bng nhau. S mol ca Y ln hn s mol ca X. CTPT ca X, Y l A. C3H8O2 v C3H6O2 B. C3H8O2 v C3H2O2 C. C3H8O2 v C3H4O2 D. C4H8O2 v C4H4O2 Cu 4: Hn hp X gm axit HCOOH v CH3COOH c s mol bng nhau. Ly 5,3 g hn hp X cho tc dng vi 5,75 g C2H5OH (c H2SO4 c lm xc tc) thu c m (g) hn hp este (hiu sut cc phn ng este ha u bng 80%). Gi tr m l : A. 8,80 B. 8,10 C. 6,48 D. 7,04 Cu 5: Ho tan hon ton m gam bt Al vo 150 ml dung dch HCl 2M thu c dung dch X. Cho dung dch X tc dng vi 320 ml dung dch NaOH 1M thu c 4,68 gam kt ta. Tnh m? A. 2,7 gam B. 1,62 gam C. 2,16 gam D. 1,89 gam Cu 6: Oxi ha m gam ancol etylic mt thi gian thu c hn hp X. Chia X thnh 3 phn bng nhau: - Phn 1 tc dng va vi dung dch NaHCO3 thot ra 4,48 lt kh.- Phn 2 tc dng vi Na d thot ra 8,96 lt kh- Phn 3 tc dng vi dung dch AgNO3/NH3 d to thnh 21,6 gam Ag. Cc phn ng ca hn hp X xy ra hon ton. Th tch kh o ktc. Gi tr ca m v hiu sut phn ng oxi ha ancol etylic l A. 124,2 v 33,33% B. 82,8 v 50% C. 96,8 v 42,86% D. 96 v 60% Cu 7: Bit rng A tc dng vi dung dch NaOH, c cn dung dch sau phn ng thu c cht rn B v hn hp hi C. Chng ct C thu c D, D trng bc to sn phm E. E tc dng vi dung dch NaOH li thu c B. Cng thc cu to ca A l A. HCOOCH2CH=CH2 B. CH3COOCH=CH2 C. HCOOCH=CH-CH3 D. HCOOCH=CH2 Cu 8: Hn hp X gm Fe(NO3)2, Cu(NO3)2 v AgNO3. Thnh phn % khi lng ca N trong X l 11,864%. C th iu ch ti a bao nhiu gam hn hp 3 kim loi t 14,61 gam X? A. 7,68 gam B. 3,36 gam C. 6,72 gam D. 10,56 gam Cu 9: Hn hp A gm 0,1 mol propenal v a mol kh hidro. Cho hn hp A qua ng s nung nng c cha Ni lm xc tc, thu c hn hp B gm propanal, propan-1-ol, propenal v 0,15 mol hidro. T khi hi ca hn hp B so vi metan bng 1,55. Gi tr ca a l A. 0,35 B. 0,3 C. 0,20 D. 0,25 Cu 10: Cho 2,7 gam Al tan hon ton trong dung dch HNO3 long, nng thu c kh 0,448 lt X duy nht (ktc). C cn dung dch thu c 22,7 gam cht rn khan. Vy cng thc ca kh X l: A. NO B. NO2 C. N2 D. N2O Cu 11: Cho a mol hp cht thm X phn ng va ht vi a lit dung dch NaOH 1M. Mt khc, nu cho a mol X phn ng vi Na d thu c 22,4a lit H2 (ktc). Cng thc cu to thu gn ca X l A. HO-C6H4-COOH B. HO-CH2-C6H4OH C. CH3-C6H3(OH)2 D. HO-C6H4-COOCH3Trang 1/8 - M thi 132

Cu 12: Pht biu no sau y l sai? A. Na2CO3 l nguyn liu quan trng trong cng nghip sn xut thy tinh. B. nhit thng, tt c kim loi kim th u tc dng c vi nc. C. Nhm bn trong mi trng khng kh v nc l do c mng oxit Al2O3 bn vng bo v D. Theo chiu tng dn ca in tch ht nhn, nhit nng chy ca kim loi kim gim dn Cu 13: Cho phn ng: 2Al + 2H2O + 2OH- 2AlO-2 + 3H2. Cht oxi ha l: A. OHB. Al C. H2O D. H2O v OHCu 14: Dy gm cc kim loi c cng kiu mng tinh th lp phng tm khi l: A. Mg, Ca, Ba B. Li , Na, Mg C. Na, K, Ba D. Na, K , Ca Cu 15: Ha tan 17 gam hn hp X gm K v Na vo nc c dung dch Y v 6,72 lt H2 (ktc). trung ha mt na dung dch Y cn dng dung dch hn hp H2SO4 v HCl (t l mol 1:2). Tng khi lng mui c to ra l: A. 42,05 gam B. 20,65 gam C. 21,025 gam D. 14,97 gam Cu 16: Trong s cac phat biu sau v anilin : (1) Anilin tan it trong nc nhng tan nhiu trong dung dich NaOH. (2) Anilin co tinh baz, dung dich anilin khng lam i mau quy tim. (3) Anilin dung san xut phm nhum, dc phm, polime. (4) Anilin tham gia phan ng th brom vo nhn thm d hn benzen. Cac phat biu ung la A. (2), (3), (4) B. (1), (2), (3) C. (1), (2), (4) D. (1), (3), (4) Cu 17: t chy hon ton m gam hn hp gm anehit fomic, axit axetic, glucoz, glixerol thu c 29,12 lt CO2 (ktc) v 27 gam nc. Thnh phn phn trm khi lng ca glixerol trong hn hp ban u l: A. 23,4% B. 18,4% C. 43,8% D. 46,7% Cu 18: Cho hi nc i qua than nng , thu c 17,92 lt hn hp kh X (ktc) gm CO, CO2 v H2. Cho ton b X tc dng ht vi CuO (d) nung nng, thu c hn hp cht rn Y. Ha tan ton b Y bng dung dch HNO3 (long, d) c 8,96 lt NO (sn phm kh duy nht, ktc). Phn trm th tch kh CO trong X l: A. 28,57% B. 24,50% C. 14,28% D. 12,50% Cu 19: Cho 200 ml dung dch H3PO4 1M vo 250 ml dung dch hn hp NaOH 0,5M v KOH 1,5M. Sau khi phn ng hon ton thu c dung dch X. S gam mui c trong dung dch X l A. 36,6 gam B. 32,6 gam C. 40,2 gam D. 38,4 gam Cu 20: Ha tan ht 10,24 gam Cu bng 200 ml dung dch HNO3 3M c dung dch A. Thm 400 ml dung dch NaOH 1M vo dung dch A. Lc b kt ta, c cn dung dch ri nung cht rn n khi lng khng i thu c 26,44 gam cht rn. S mol HNO3 phn ng vi Cu l: A. 0,48 mol B. 0,58 mol C. 0,56 mol D. 0,4 mol Cu 21: Hn hp gm C2H2 v H2 c cng s mol. Ly mt lng hn hp X cho qua cht xc tc, un nng c hn hp Y. Dn Y qua nc brom thy bnh nc brom tng 10,8 gam v thot ra 4,48 lit hn hp kh (ktc), c t khi so vi hidro l 8. Th tch kh O2 (ktc) va t chy hon ton hn hp Y l A. 33,6 lt B. 22,4 lit C. 26,88 lit D. 44,8 lit Cu 22: S iu ch PVC trong cng nghip hin nay l Cl2 HCl TH ,t , Pcao A. C2H6 C2H5Cl C2H3Cl PVC o HCl TH ,t , Pcao 1500 C B. CH4 C2H2 C2H3Cl PVC Cl2 TH ,t , Pcao C. C2H4 C2H3Cl PVC Cl2 HCl TH ,t , Pcao D. C2H4 C2H4Cl2 C2H3Cl PVC Cu 23: Trng hp no sau y thu c kt ta c khi lng ln nht ? A. Cho V(lt) dd HCl 2M vo V (lt) dd NaAlO2 1M B. Cho V(lt) dd AlCl3 1M vo V (lt) dd NaAlO2 1M C. Cho V(lt) dd NaOH 1M vo V (lt) dd AlCl3 1M D. Cho V(lt) dd HCl 1M vo V (lt) dd NaAlO2 1M

Trang 2/8 - M thi 132

Cu 24: Cho cc cn bng : H2(k) + I2(k) 2HI(k) (1) 2NO(k) + O2(k) 2NO2 (2) CO(k) +Cl2(k) COCl2(k) (3) N2 (k) + 3H2(k) 2NH3(k) (4) CaCO3 (r) CaO (r) + CO2(k) (5) Cc cn bng chuyn dch theo chiu thun khi tng p sut l: A. 1,2,3 B. 2,3,4 C. 1,3 D. 3,4,5 Cu 25: Cho hai mui X, Y tha mn iu kin sau: X + Y khng xy ra phn ng X + Cu khng xy ra phn ng Y + Cu khng xy ra phn ng X + Y + Cu xy ra phn ng X, Y l mui no di y? A. Fe(NO3)3 v NaHSO4. B. NaNO3 v NaHCO3. C. Mg(NO3)2 v KNO3. D. NaNO3 v NaHSO4. Cu 26: Tng s proton trong ht nhn nguyn t X v Y l 25. Y thuc nhm VIIA. iu kin thch hp n cht X tc dng vi Y. Kt lun no sau y ng? A. X l kim loi, Y l phi kim. B. trng thi c bn X c 2 electron c thn C. Cng thc oxit cao nht ca X l X2O D. Cng thc oxit cao nht ca Y l Y2O7 Cu 27: Cho cc polime sau: t nilon-6,6; poli(vinyl clorua); thy tinh plexiglas; teflon; nha novolac; t visco, t nitron, cao su buna. Trong , s polime c iu ch bng phn ng trng hp l: A. 7 B. 4 C. 6 D. 5 Cu 28: Cho phng trnh ho hc: FeSO4 + KMnO4 + KHSO4 Fe2(SO4)3 + MnSO4 + K2SO4 + H2O. Tng h s ( s nguyn t, ti gin) ca cc cht c trong phng trnh phn ng l: A. 54 B. 52 C. 40 D. 48 Cu 29: Khi thu phn 1 peptit, ch thu c cc ipeptit Glu-His ; Asp-Glu ; Phe-Val v Val-Asp. Cu to peptit em thu phn l A. Phe-Val-Asp-Glu-His. B. His- Asp- Glu-Phe-Val-Asp-Glu. C. Asp-Glu-Phe-Val-Asp-Phe-Val-Asp. D. Glu-Phe-Val-Asp-Glu-His-Asp-Val-Asp. Cu 30: Pht biu no sau y khng ng? A. Trong mi phn t protit, cc aminoaxit c sp xp theo mt th t xc nh B. Phn t c hai nhm - CO-NH- c gi l ipeptit, ba nhm th c gi l tripeptit C. Cc peptit c t 10 n 50 n v amino axit cu thnh c gi l polipeptit D. Nhng hp cht hnh thnh bng cch ngng t hai hay nhiu -aminoaxit c gi l peptit Cu 31: Sc V lt CO2 (ktc) vo 200 ml dung dch X gm Ba(OH)2 1M v NaOH 1M. Sau phn ng thu c 19,7 gam kt ta, gi tr ln nht ca V l: A. 6,72 B. 8,96 C. 11,2 D. 13,44 Cu 32: Nhm cc cht u c kh nng tham gia phn ng trng gng l : A. Glucoz, axit fomic, anehit oxalic, mantoz. B. Glucoz, axit axetic, anehit oxalic, mantoz. C. Fructoz, axit fomic, anehit oxalic, saccaroz. D. Fructoz, axit fomic, formanehit, etylen glicol. Cu 33: Cho 1,82 gam hn hp bt X gm Cu v Ag (t l s mol tng ng 4 : 1) vo 30 ml dung dch gm H2SO4 0,5M v HNO3 2M, sau khi cc phn ng xy ra hon ton, thu c a mol kh NO (sn phm kh duy nht). Trn a mol NO trn vi 0,1 mol O 2 thu c hn hp kh Y. Cho ton b Y tc dng vi H2O, thu c 150 ml dung dch c pH = z. Gi tr ca z l: A. 2 B. 3 C. 4 D. 1 Cu 34: Hp cht hu c A c cng thc phn t l C6H10O5. Khi A tc dng vi dung dch NaHCO3 v vi Na u thu c s mol kh bng s mol A phn ng. Mt khc, 0,1 mol A tc dng va vi 200ml dung dch KOH 1M. C cn dung dch sau phn ng thu c m gam mt mui khan duy nht. Cng thc ca A v gi tr ca m l A. HO-CH2CH2COOCH2CH2COOH; 25,6g B. HO-CH2CH2COOCH2CH2COOH; 23,8gTrang 3/8 - M thi 132

C. HOOCCH2CHOHCH2CH2COOH; 23,8g D. HOOCCH2CHOHCH2CH2COOH; 25,6g Cu 35: Cho 400 ml dung dch E gm AlCl3 x mol/lt v Al2(SO4)3 y mol/lt tc dng vi 612 ml dung dch NaOH 1M, sau khi cc phn ng kt thc thu c 8,424 gam kt ta. Mt khc, khi cho 400 ml E tc dng vi dung dch BaCl2 (d) th thu c 33,552 gam kt ta. T l x : y l A. 3 : 4 B. 4 : 3 C. 3 : 2 D. 7 : 4 Cu 36: Hp th hon ton 2,24 lt CO2 ( ktc) vo 100 ml dung dch gm K2CO3 0,2M v KOH x mol/lit, sau khi cc phn ng xy ra hon ton thu c dung dch Y. Cho ton b Y tc dng vi dung dch BaCl2 d, thu c 11,82 gam kt ta. Gi tr ca x l: A. 1,4 B. 1,2 C. 1,0 D. 1,6 Cu 37: Cho s A1 A2 A3 CH4 A4 A5 CH4 C2H2 A6 A4 C2H6O Bit A1, A4 u c kh nng phn ng c vi AgNO3 /NH3. A2, A5, A6 ln lt l : A. C4H4; CH3COONa; CH3COOC2H3. B. CH3COOH; C3H8; C2H4. C. CH3COONH4; CH3COONa; CH3CHO. D. C4H6; CH3COONa; CH3COOC2H3. Cu 38: Cho dy cc oxit sau: SO2, NO2, NO, SO3, P2O5, CO, N2O5, N2O. S oxit trong dy tc dng c vi H2O iu kin thng l: A. 5 B. 7 C. 8 D. 6 Cu 39: Thc hin cc th nghim vi hn hp gm Ag v Cu (hn hp X): (a) Cho X vo bnh cha mt lng d kh O3 ( iu kin thng) (b) Cho X vo mt lng d dung dch HNO3 (c) (c) Cho X vo mt lng d dung dch HCl (khng c mt O2) (d) Cho X vo mt lng d dung dch FeCl3 S th nghim m Cu b oxi ha cn Ag khng b oxi ha l: A. 1 B. 2 C. 3 D. 4 Cu 40: Thc hin cc th nghim sau: (a) Nung NH4NO3 rn. (b) un nng NaCl tinh th vi dung dch H2SO4 (c) (c) Sc kh Cl2 vo dung dch NaHCO3. (d) Sc kh CO2 vo dung dch Ca(OH)2 (d). (e)Sc kh SO2 vo dung dch KMnO4. (g) Cho dung dch KHSO4 vo dung dch NaHCO3. (h) Cho PbS vo dung dch HCl (long). (i) Cho Na2SO3 vo dung dch H2SO4 (d) , un nng. S th nghim sinh ra cht kh l: A. 2 B. 6 C. 5 D. 4II. PHN RING [10 cu] Th sinh ch c lm mt trong hai phn (phn A hoc B) A. Theo chng trnh Chun (10 cu, t cu 41 n cu 50)

Cu 41: tch c CH3COOH t hn hp gm CH3COOH v C2H5OH ta dng ho cht no sau y? A. Na v dung dch HCl B. Ca(OH)2 v dung dch H2SO4 C. CuO (to) v AgNO3/NH3 d D. H2SO4 c Cu 42: Cho cn bng sau trong bnh kn: 2NO2 (k) N2O4 (k). (mu nu ) (khng mu) Bit khi h nhit ca bnh th mu nu nht dn. Phn ng thun c: A. H > 0, phn ng ta nhit B. H > 0, phn ng thu nhit C. H < 0, phn ng thu nhit D. H < 0, phn ng ta nhit Cu 43: C 4 cht X, Y, Z, T c cng thc phn t dng C2H2On (n 0) -X, Y, Z u tc dng c vi dung dch AgNO3/NH3 -Z, T tc dng c vi NaOH -X tc dng c vi nc Gi tr n ca X, Y, Z, T ln lt l A. 3,4,0,2 B. 4,0,3,2 C. 0,2,3,4 D. 2,0,3,4 Cu 44: Cho cc cht: Zn, Cl2, NaOH, NaCl, Cu, HCl, NH3, AgNO3. S cht tc dng c vi dung dch Fe(NO3)2 l A. 7 B. 6 C. 5 D. 4Trang 4/8 - M thi 132

Cu 45: Hp cht hu c X tc dng c vi dung dch NaOH v dung dch brom nhng khng tc dng vi dung dch NaHCO3. Tn gi ca X l A. metyl axetat. B. axit acrylic. C. phenol. D. anilin. Cu 46: Cho 11,6 gam mui FeCO3 tc dng vi dung dch HNO3 va , thu c hn hp kh cha CO2, NO v dung dch X. Cho dung dch H2SO4 d vo dung dch X c dung dch Y, dung dch Y ny ha tan c ti a m gam Cu, sinh ra sn phm kh NO duy nht. Gi tr ca m l: A. 32 gam B. 28,8 gam C. 3,2 gam D. 16 gam Cu 47: X v Y l kim loi trong s cc kim loi sau : Al, Fe, Ag, Cu, Na, Ca, Zn. - X tan trong dung dch HCl, dung dch HNO3 c ngui, dd NaOH m khng tan trong H2O. - Y khng tan trong dung dch NaOH, dung dch HCl, m tan trong dung dch AgNO3, dung dch HNO3 c ngui. X v Y ln lt l A. Al v Cu B. Na v Mg C. Ca v Ag D. Zn v Cu Cu 48: Mt hn hp X gm 2 amin k tip nhau trong dy ng ng amin no n chc. Ly 32,1 g hn hp cho vo 250 ml dung dch FeCl3(c d) thu c mt kt ta c khi lng bng khi lng hn hp trn. Loi b kt ta ri thm t t dung dch AgNO3 vo n khi phn ng kt thc th phi dng 1,5 lit AgNO3 1M. Nng ban u ca FeCl3 l A. 1M B. 3M C. 2M D. 4M Cu 49: Mt hp cht thm c CTPT C7H8O. S ng phn tc dng c vi dung dch Br2 trong nc l: A. 4 B. 5 C. 6 D. 3 Cu 50: t chy hon ton m gam hn hp X gm 2 ancol A v B thuc cng dy ng ng thu c 6,72 lt CO2 v 7,65 gam nc. Mt khc khi cho m gam hn hp X tc dng vi Na d thu c 2,8 lt hiro. Bit t khi hi ca mi cht so vi hiro u nh hn 40, cc th tch kh o ktc. A v B c cng thc phn t ln lt l A. CH4O v C2H6O B. C2H6O v C3H8O C. C2H6O2 v C3H8O2 D. C3H8O2 v C4H10O2B. Theo chng trnh Nng cao (10 cu, t cu 51 n cu 60)

Cu 51: Cho phn ng: Na2SO3 + KMnO4 + NaHSO4 Na2SO4 + MnSO4 + K2SO4 + H2O. Tng h s ca cc cht (l nhng s nguyn, ti gin) trong phng trnh phn ng l A. 47 B. 27 C. 31 D. 23 Cu 52: Hn hp A gm 0,1 mol anehit metacrylic v 0,3 mol kh hiro. Nung nng hn hp A mt thi gian, c mt cht xc tc Ni, thu c hn hp hi B gm hn hp cc ancol, cc anehit v hiro. T khi hi ca B so vi He bng 95/12. Hiu sut ca phn ng hiro ha anehit metacrylic l: A. 100% B. 70% C. 65% D. 80% Cu 53: Dn 4 gam hi ancol n chc qua CuO nung nng c 5,6 gam hn hp hi gm anhit, ru d v nc. Hiu sut oxi ha A t : A. 75 %. B. 85 % C. 80 % D. 90 % Cu 54: Phn ng in phn dung dch CuCl2 (vi in cc tr) v phn ng n mn in ho xy ra khi nhng hp kim Zn-Cu vo dung dch HCl c c im l: A. Phn ng cc m c s tham gia ca kim loi hoc ion kim loi. B. Phn ng xy ra lun km theo s pht sinh dng in. C. u sinh ra Cu cc m. D. Phn ng cc dng u l s oxi ho Cl . Cu 55: Cho m gam hn hp X gm Cu v Fe3O4 tan va ht trong dung dch HCl 20%, thu c dung dch Y (ch cha 2 mui). Nng phn trm ca FeCl2 trong dung dch Y l A. 21,697% B. 20,535% C. 14,464% D. 23,256% Cu 56: Cho m gam Mg vo dung dch cha 0,12 mol FeCl3. Sau khi phn ng xy ra hon ton thu c 3,36 gam cht rn. Gi tr ca m l A. 2,88. B. 2,16. C. 4,32. D. 5,04. Cu 57: Tc nhn ch yu gy ma axit l A. CO v CH4. B. CO v CO2. C. SO2 v NO2. D. CH4 v NH3.Trang 5/8 - M thi 132

Cu 58: Cho mt ancol n chc X phn ng vi HBr c xc tc thu c cht hu c Y cha C, H, Br trong % khi lng Br trong Y l 69,56%. Bit MY < 260 vC. Cng thc phn t ca ancol X l: A. C5H7OH B. C4H7OH C. C5H9OH D. C5H11OH Cu 59: Cho dy cc cht: C2H2, HCHO, HCOOH, CH3CHO, (CH3)2CO, C12H22O11 (mantoz). S cht trong dy tham gia c phn ng trng gng l A. 4. B. 5. C. 3. D. 6. Cu 60: Cho cc cht sau: axit glutamic; valin, lysin, alanin, trimetylamin, anilin. S cht lm qu tm chuyn mu hng, mu xanh, khng i mu ln lt l A. 2,1,3. B. 1, 2, 3. C. 3, 1, 2. D. 1, 1, 4. ------------------------------------------------------- HT ----------

P N THI TH I HC MN HA LN I NM 2012Trang 6/8 - M thi 132

CU 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45

M 132 C D C C C B B A B D B B C C C A D D A C A D B B D B D B A B C A D A D A D A A C B D C B C

M 209 D C A B C C B B C B A D B C C D A D D A C A B B D B D B A B C A D A D A A C A D C A C C B

M 357 B D C C C A D A C A D C B A C C C B C D B A B D B C B B A D B C A A C A D D A A A D C B C

M 485 A D A D A D C C D C C C B B A A C A B D B B C C C A D D D A D A A C B B D B B B C A D C ATrang 7/8 - M thi 132

46 47 48 49 50 51 52 53 54 55 56 57 58 59 60

A D C A C B D C A A A C C A B

A B D D C B A A B A C D C C A

B C D C A C A A B A B D C C A

C B D C B A B C A A D C C B A

Trang 8/8 - M thi 132