uBND riNH THAI NcurreN sd clAo DVC vA EAor4o on rnr cHgN HSG LoP e NAnn Hqc 2o1o - 201L mOx HoA HQC (Thdi gian ldm bdi 150 phrit kh6ng *A tnm gian giao ili) cAu t: 1l,o ai6ml r r A. ,t , r a, ,, !.: ^ D rr r\ 1. Cho A ld oxit, B ld mudi, C vi D ld c6c kim lo+i. H6y chgn ch6t thich hqrp v6i A, B' C, D va hoan thinh phuong trinh ho6 hqc (PTHH) ctra c6c phan img sau: _ - _ - :. - "f n*Hif ) 2MuOi+FIzO b)B+NaOH) 2Mudi+HzO c)C+Mu6i+-irra"6i " diP*vtu5i)2vtu.i 2. Tt d6 v0i, *ooi an, ;oc"i c6c di6u kiQn can thi6t, hdy vi6t rlHy di6u ch€: a) Natri ca"torrat. b) Natri hidrocacbonat. c) Canxi clorua' d' Nudc gia-ven' cAu z: (5,0 tli6m) 1. Cho 7 lq chira cfc dung dich (riene biet): NH4ct;-21$pr)3; iNltQzsgl; p.h?nPlphtalein; tczsoo; HCl, \iacl t t'one nha; chi dung.ihif {":*9i.:} |"tgt} l*.}tli thu co thc nhan bict dricy. c bao ntricu "tAiironi s6 c6c crrat ea cno? vi0t prHH ctra c6c phan img d0 minh hqa. J "d6;]oqdrie"g ctla m.Qt dung dich CuSoa 1i.1,206glm1. Eem c6-c4n 414,594m1dung dich niy thu duqc 140,6;;1t"h rhaCuSO"+ .iHrO. Tinh ndng dO C% vd Cu cria dung dlch n6i tr€n' cAu r: (3,0 tliim) ffi iil; .irlr'a" hqp X giim co2, soz so vcri khi nito bing 2. cho a,112 LlI !d.Sg li1g -ffirlil"l .L-rton hqp X giim Co2, So2 so vcri khi nito bang 2. Ch9 9,112. t-tll ggt;t!) tqi tit rir qua 500m1 dung dich fiitOmt. Sau tiii ttgitig* phii dung 50mldung dich axit HCI 0,1M d€ tmng hba luqrng Ba(OH)z du. a) Tinh %th|tich mdi khi trong X. Ul iiJ ndng dQ Crr,r ctradung dlch Ba(OH)z -*9" thil{i*: .i H;*, ttr'l "6ch nhfin bii5t mdi t<tri c6 trong h5n hqp X, vi0t Pl ;i ffiilJarr' ,.ril6i tiAi *6i khi c6 tron[ tr6n hQp X, viet pmm ctra c6c phdn img' @ih: 5'Ca:40) H9 tdn thi sinh cAu l: (4,0 tlidm) Teib,'axit lactic c6 c6ng thfc ci'u t?o: CHr-CH(OH)-COOH. Hdy vi;$t phuong trinh ho6 hgc ctra c6c phan rmg xiy ra ki,i "ho axit lactic lAn luqt tfc dgng voi cdc ch6t: a) Na du. b) czHsoH (FI2SOada" ilun n6ng nhg)' ,j n*g dich Ba(OH)2. d) Dung dich KHCOr' 2. Cho 32,S gam rra" rrsp a g6m 2 ch6t htu co X, Y t6c {rng. vha dri voi 0,2 lit dung dich NaoH rr"r frrJ"q" ho;hae z *qo Rr6H, RzoH vi 18,8 gam mQt muoi RcooNa (trong d6 R' R1' R2 chi chira cacbon, hidro vir Rz: Bi * 14). cho toin bQ 2 ruqu t6c dpng vdi Na du thu dugc 6,72lit Hz (o Af.rcl. Xac dinh c6ng thric c6u t?o cta2 chhtx, Y' cAu s: (4,0 iliCm) r.a. -__,_^t:^ \r: +L,. t. H6n hqp X (g6m C*H, (A) t? H). Nung i6F-T vdi ch6t xirc t6c Ni thu dusc l*ri Y duv nhdt' fi ttr6i troi rttu V'.Jo vdi Hz !6p 3 lin ti kh6i hoi cua X so vdi Hz' ;d;td-hd*,o* *Ot tuffi t<nac khf Y thu dusc 22sCa2vd 13,59 Hza'Xhc dinh A' 2. Trqn 10ml mQt hydrocacbon khi vdi mQt iuqng o*i io tOi tft-o nO h6n hqp niy bdng.tlllira dign . Ldm cho rroi'noo, ngung tq thi tni g+ "!'? l6.n.hp ft" dusc sau.phan rmg giam di 30m! phAn Lhi cdn l4i cho di qua {ung aicfr COfr du thi th6 tich ctra h6n hqp giam di 40ml niil (c6c thc tich khi dusc quy vA cung diAu kiQn ve nnigt d0 vd 6p suAt)' \ a) Xhc dinh c6ng thric phdn ttr cria hydrocacbon' , L ^,,- r., ^ -LA- ;i fi6r[6n;;d" "a" iu" rtr. "a" a{"g phdn m4ch ho img voi c6ng thfc phdn tu vira tim du-ry- c' Gidm thi I (W, ghi rd hg $n) Phbngthi ^SBD . L ^, ,- r., ^ -LA- ;i fi6r[6n;;d" "a" iu" rtr. "a" a{"g phdn m4ch ho img voi c6ng thfc phdn tu vira tim du-ry- c' Gidm thi I (W,. c6c kim lo+i. H6y chgn ch6t thich hqrp v6i A, B' C, D va hoan thinh phuong trinh ho6 hqc (PTHH) ctra c6c phan img sau: _ - _ - :. - "f n*Hif ) 2MuOi+FIzO. khi nito bing 2. cho a,112 LlI !d.Sg li1g -ffirlil"l .L-rton hqp X giim Co2, So2 so vcri khi nito bang 2. Ch9 9,112. t-tll ggt;t!) tqi tit rir qua 500m1 dung dich