qhlyT qii lgA\ gNG9{y H9$ ryIq . chdt . i. rdn . crAr roAN nANc PHttoNGpnApsAo TOANELEqI+ONc6c p6 -?gjUQt Fe ngodikh6ngkhi mQtthdi gianthu dusc 12 ghin hqp
Cflu 1. dich HNO: lodngth' FeO,FerO+,FezO:,Fe du . tldu tan irodntodnh5n hap d6 bing dung dugc2,24litkhi NO duy nh6t(dktc).Gi6 tri ciram ld ^ n 20'16q. . --^. . , D' ^, g C' 15,12 B. 10,08g A. 5.04e
tl?y todnt7,4 grrSirrqp3 kimlopiAl, Fe,Mg trongdule-dich.Hgl cau z. ni u"t'"ihodn lOcldy
dich CuSO+{u, tho6tra 13,44fitklti. NC" ctro3i,8 g h6n hqp trontdc dUngvdi dung thi thu dusc du n6ng HNo: dich dung v6i dpng ritgtlc phin sau aoq. ;;;;";O ;;6trh"itr' V lit khi NOz(dktc).Gi6 tri V ld D.76,82|it C'53,761it 8.22,4|it A.||2'|it t6t chkhiNo thu ciu 3. Hda tan hodntodn28,8g kim 1o4icu u1o^dulgdichtlNol,l?alq' rnqor, ThiStich khi dugcdemoxi h6athdnhNoz riri-sucvdonu6c c6 Ozd'chuy€ntri5ttrrann Oz(0 dktc) dd thamgia vdo qu6trinh trOnld D' 8'96lit g.1,56lit c. 6,72lit A. 5,04lit nhau: C6u 4. Chiam g h5n hW2kim lo4i A, B c6 h6atri kh6ngd6i tnann2ph1'nbing phAn1 tanh6t*ng dungdichHCl, tqoryt1,792Litgz (itktc). p oxit' PhAn2 ntngtrong oxi thu dugc 2,84 gh6nh-o. Gi5tri criam ld C ' 3 , 1 2g , , 8 . 2 , 6 4g A . 1 , 5 6g nhau: Cffu 5. Chia 38,69h6n hqp gOtttp.ia M co h6atri AuynnatthAnhZ ynaltbdng (itktc)' dA"l' fun utruE'rit ong ) lit Oungdich HCI th6ytho6tra 14'56litHz pht" 2: Tanhodntodn,ttrg OungAicnHNO: lo6ngn6ngth6ytho6tru ll,2lit khi NO duy nhdt(dktc) a) N6ngd0 rnol/l cta dungdich HCI ld D. 0,65M c. 0,55M B. 0,25M A. 0,45M phin rlng6 phAn1 ld b) Kh6i lugng h6n hqp mu6i cloruathu dugc khi cOc4ndungdichsau g D.54,65 g c.55,64 g B- 65,45 A . 6 5 , 5 4g c\ Yo^criaFe trongh5n hqrpbandduld O. KCtquf,kh6c c . 5 8 , 0 30 h 8 . 5 0 , 0 5% A . 3 0 , 0 5% d)- Kim lopi M ld D' Cu C' Al B. Fe A.Mg HNOz2M' thu tlugc Cflu 6. Chotanhodntodn3,6 gh6nhqp gdmMg vd Fe trongdungdich dsngv6i dungdich dungdfchD, 0,04mol khi NO vd 0,0i mol NzO.Cho dungditl P t6c N"dff ify do, lgc vd nungk6t ttia tt6nttrOi lugngthu dugcm g chdtrdn' a) Gi6 trf ciram ld D . 7 , 8g c . 5 , 2g B . 3 , 6g A . 2 , 6g b) Thctich HNo: ddphin ring ld D. 0,13lit , lit
thdi s-h#;;Hg6m i-l.?rt*sc16,08 ! :ntu ca,',.ti*;lt-",p.t o,,JrJolLtiltmQt n6" hqp H tr6n bing dungdichHNo3 lodng, *", ao ia r"""a 3 oxit crian6. Hda tantrctiuqng thu dugc 672mlkhi No duy nh6t(dktc).Tri s6 criax ld D) Kh6ngth6xlc dinh c) 0,24 B) 0,2i , A) 0,15 c6 chria0,075mol dac Ciu 8. Hdatan a (g; Fe'o, b?ngdungdictrHzSo+_dam 16ng'"}1",'d":ra' thu dugcb! mOtmuOirra.O 168ml khi SOz(dktc)duy nhdttho6t HzSO+, a) Tri s6 criab ld D.l2g C.6,0g B . 8 , 0g A . 9 , 0g b) Tri s6 criaa g Fe*Oyld D) 3,48g c) 4,64g B) 2,4g A) 1,08g
Chuyantlii: PHANU]'tc OXYHO+*:5gg c)' Cdng thric cria Fe*Oyld
C) FerO+ D) khdngx6cdfnh9Yqt._ ej FezOr a; r.O _r ee C6u 9. Khi chom g kim lo4i Al phin img hodntodnvdi dungdicfrHzSOl.{a-..{At:.ning diQntir? rqora1,24Iitkhi Sbz thoiltrathi lugngkim 1o4iAl ndy dd trao ddi baonhi6u D) Nhan0,6mol A) Nhudng0,6 mol B) Nh4n0,imol c) Nhucrng0,2mol HNOr r6t lodngc6 Cffu 10.Hdatanhoantodnm g bot kim loai Al vdomQtluqngdungdich vdi lugngdu du, c6 0,03mol khi Nz duy nhSttho6t ra.Lhy dungdfchthu dugc cho t5c dpng ph6n dungdich xrit, dun n6ng,c6 672 ml duy nh6tmot khi (dktc) c6 miri khai tho6tra. c6c ra hodntodn.Tri s6 criam ld ung xay -A)3,24 D) 3'51g C) 4,86g B) 4,32g g
ceu rr. u6nnip X g6mzii^'toqi n, B c6ho6tri khongo6ltam vdn.chia0,8gh6nhqp
X thdnh 2 phAnbing nhuu' phAn l: Tan hodntoan trong HzSO+,gi6i ph6ng dugc224ml Hz (tlktc) PhAn2: Bi oxy ho6 hodn todn t4o ra m g h5n hqrp2 oxit'
ttru dusc o phAn1 ld r"*g na" hq,'pmuoi sunfatt<tran D' l'28g C'0,889 B. 1,369 A. 1,769 b) Kh6i luqng-mg h6n hqp oxit d phAn2 ld D' 0'969 C' 7,2g 8.0,729 A. 0,569 doi. ctria 4,04gX khdng noatclqngXr,Xz c6 ho6 tri X g6m latiL?i cau rirnil;e'p thdnhhaiphAnbdngnhau: pnar l: Tanhodntidn trongdungdichHCI vd HzSO+t4ora l,l2lit 11,(dkt!); ptrAn2:Tircdunghodntodnv6i dungdichHNor vd chi taorakhi No duy nhdt. a) ThCtich khi NO (lit) thoatra d dktc ld D' l'494 c.0,323 B. r,746 A.0,747 b) KhOilugngm (g) mu6i nitrat t1orad phAn2 ld D' 3,11 c. 4,11 8.8,22 A.2,r8 8,96lit cau 13. Hod tan hodn toin 19,2g kim lo4i M trongdungdich HNor du thu dugc (Att.l hdnhqp khi g6mNOzvd Nb c6 ti le th6tich 3:1.X6c t1!nhkim loai M? D' Zn C' Al B. Fe A. Cu dugcdungdichA vd 6,72lit h6nhqp thu du, cdu 14.Hdatanhoirntodn11,2 gFevdoHNOI khi B g6mNO vd mot khi x, v6i ti 19thc tich ld 1:1.X6c dinhkhi X? D' NzO C' NHr B. NOz A. NO 4 Cffu 15.ChomQthd;;khiCO quam (g) FezO:nungn6ng,thu dusc 14g h6nhqpI 99(dktc)' ;;6t;A".ctto tt6" h",pX tanhodntodntrongdungdichHNO: thu dugc2,24litkhi No Giritr! criam lh D ' 2 0 ' 5g C ' 8 , 2g 9 . 1 4 , 6g A . 1 6 , 4g , 2M thu cffu L6. Chotan hodntodn58gtr6ntrqpA g6mFe, Cu, Ag trongdungdfch$No: luqngmu6i dugc0,15mol NO, 0,05 mol NzO vd dungdi.tt D. C6 cpn dungdich D, khdi
;jA5i
**T.trTal-tl
B.8e,8g
c.rr6,eg,:
.D'rr0,7s chhtr6n'ChiaX thdnh g6m 4 X hq'p pezOr h5n dugc cao, dQ O nttiit CO bing Cia LT.fnri 2 phAnbing nhau: piilifi iongv6i dungdichHNo:du,thudugc0,02molNo vd0,03molNzo' d[cn6ng,duthudugcV lit (dktc)SOz' pht; fucnoiu,itrotrgdungdichHzSO+ Gi6 tri cria V ld A.2,24
B.3,36
c.4,48
D.6,72
qA'PIIAN S 9"1'""yol
5gg
mQtchot6c Cfru 18. Chiah6n trqp X g6m Al, AlzO:,ZnO thdnhhai phAnbing nhau.PhAn dungdich dpngv6i dungAicfrNaOHOu,thu dugc0,15mol khi. PhAnhai tanhodntodntrong y ffNO: thu dugc0,075mol khi Y duy nfr6t. ta D' Nz C' NzO B. NO A. NOz dungdich Ciu 19.Chotanhodntoin3,76g h6nhqp X o d4ngbQtg6m S,FeSvd FeSztrong dich dung v6i HNOrthu dugc0,48mol Noz va dungdich D. cho dungdich D 6: 4tng t,i" 46" r.n5ilugngkhongddi, dugcm g h5nhcvprin' Gi6tri cria Ba(oH)zdu, loc "; ";;kct mld g D' 15'145 g C' 13,980 g B. 12,815 g A. 17,545 Noz' c6ng cflu 20. cho tan hodntodn7,2 gFe.OytrongdungdichHNor thu dugc0,1 mol thric phdnttr ota oxit ld B' Fe:O+ C' FezO: D' CaFeOvd Fe:O+d€utlfng A. FeO AgNOr Cdu2I. Cho2,673g h6n hqp Mg, Tnthc dpngvira dri vdi 500m1dungdich chria 0,02Mvd Cu(NOr),b,lM. fhanh phAn%kh;it,tqttg Mg trongh6n hqp ld D' l'98yo C' 98,020 B .I9,75o/o A. 8},2oh g-h6i.hqpB q6^m I t,ZlithSnhqpigO-ClovdOxiphinringvuadrivdi 16,98 Cdu22.Cho h6n trong A1 Mg, cira Mg vd Al tao ra 42,34g hbn hqrpsanphdm.fnunn phAnkh6i lugng hqpB? 56,88ohD' 75%vd25o/o B. 48%vd52o/oc. 43,12o/ovit A.77,74ovit22,260/o NOz(dktc)' C6u 23.Cho5,6g FetanhtfttrongdungdichHNOrthu dugc2l,1gmu0ivd V lit Tinh V. D' 6,72lit c. 5,6lit B. 4,48lit A.3,36lit X g6m Mg vd Al vdo dungdich Y g6m HNO:, HzSO+dic (du) Ciu24.Cho l5 g h6n hqp ^SOr,lO, NOz,NzO.Tirth% khdi lugngAl trongX' thu dugc0,1mol-m6inri D' 63% c. 46% B. 50% A.36% X ld sin Cao Zi. Cno0,02mol Mg tan hi5ttrongdungdichHNO: th6ytho6tra 0,01mol khi phAmkhrl duy nh6t(dktc).X ld D' NzO C' NO B. Nz A. NH+NO: g6m Cd|.26.Hodtanhodntodnm g Al virodungdichHNo: lodngdu thu dugch6nhqpkhi 0,015mol NzOvd 0,01mol NO (phin tmg ihOngt4o mu6i amoni).Tinh m. D ' 1 ' 3 5g C ' 8 , 1g B . 0 , 8 tg A . 1 3 , 5g khi a (e[tr) g6m Clo vd oxi pli6nring vira tr6tvoi h6n hqp g6m can27.Cho v lit h5n h-o,p ph6m.Tinh v. 4,g g Mg vd g,1g Al t4oinanny,.os g h5nhgp c6cs_nn D' 8,4lit c. 5,6lit B. 10,08lit i. tt,zut taota 0,05mol n6ng dflc Ciu 28.Hodtan 2,4 gh6nhqp Cu,Fe c6 ti lQmol 1:1trongHzSO+ mQts6nphAmkht X duYnhdt.X ld D' SO: C' HzS B. SOz A. S v lit No cau zq. Khi hodtan hodntodnm g kim lo4i M trongdungdichHNo: du thu dugc dugc V lit J"V rfr{i ivfA,kh6", hod tan hodntodnP g M trong 9Tg dich HCl.du.cfingthu dugc6 tron' khi, kh6i lugng -.r6i Cloruathu dugc Ainf SZ,+t%k}'di lugng mudi Nitrat thu C6ckhi <1o<rcungdi€ukiQn,x6c dinh M' D' Al C' Fe B. Cr A. Mn 0,6721itkhi X duy Ciu 30. Hod tan 0,03mol Fe*OytrongdungdichHNO: du th6y sinhra nnatldttc). X6c dfnhX. C' NzO D' Kh6ngx6c dfnhdugc' B. NO A. NOz ph6nring t4o thdnh Ciu 31. Khi cho 9,6 gVg tac dungfr6tvOi HzSO+dlc thdyc6 49 g axit MgSO+,HzOvd s6nPhdmX. X6c dinhX' D' SOz C' HzS B' SO: A. S
adi:pnANtNc oxy no,q,- qlU* c_rruyan thu duqc1,792 ciu 32.Hodtan 5195gh6nhqp al,znc6 ti lQmol 2:1 bSngHNO: lo6ngdu lit khi X ld sin phAmt tttt Ouytttt6t.Xac dinh X' D. NOz C. Nz B. NzO A. NO X ld sdnphAm khi ra Ciu 33.Hodtan h6t2,Log r.o i.ong 0,1mol HNo: vla dt th6ytho6t khri duy nh6t.X6c clinhX. D' NO C' NOz B. NzO A. NzOs c6u 34. Cho0,969Cu t6c dungv6i HNOr du thu dugc0,224litkhi X (dktc).X ld D' Nz C' NOz B. NzO A. NO rr6tvoi dung dpng (MS) t6c cffu 35. Cho 12,125g suntuakim 1o4iM c6 ho6tri kh6ngd6i dichHzso+d{c n6ngdu tho6tra !l,2lit Soz(dktc).X6c dinhM. D.Mg C.Cu B.Mn A.Zn , . mol sO c6 FezO: Fe:O+, gdm FeO, A hqp h6n Cffu 36. Cho2,3521itCO (dktc)di quam.g ;"rg n6ngthu dugch6n hqrpchAirann. cho B tan htit trong dungdich HNor du ;a"g;d ftlO duy nh6t(dktc).C6cphdnringxiy ra hodntodn.Tinh m? ffinoatruZi+ q ' 13'92g C' 78,88g B. 118j2g A. 20,88g dungdich cao si. cno tr6n'tqrpgo- r.o, Cuo, Ferooc6 somol bangnhaut69dgngh6tvoi chgt' HNO, thhytqora 1,00bHtNO2vd 0,112lit NO (c6ckhi o dktc).Tinh sOmol moi D' 0'01mol C' 9:02T91... . B. 0,03mol A.0,04mol HNor du cffu 38.Hod tanhodn toin 12 g-h6nhqp Fe, c., (90ti lQmol 1:1)bdngdungdich dungdich X vd v lit h6n hqtpkhi Y(itktc) g6. NO, NOz c6 dlHz: 19. Tinh V' thu dugc 'A.z,Zllit
c. 4,48Iit lit B. 3,36 ?-'f,6rit.^ ., Sriii dunn6ng(k10nq Cflu3e.rr6n84gbQtFevdi32gbQt :: f6$.m|;":,1,tTgq l?l
V lit A saukhi nungbing dungdich HCI du dugcdungdich B vd khi C. DOtch6ykhi C ciin oxi (dktc). CLcphhnringxiy ra hodmtodn.Tinh V' D' 33,6lit c. ll,zlit B. 3g,2lit e. to,s lit tan A Ciu 40. Khir m g FezOrU"ngUritr" dugc 2,7 gngdcvd h6n hqp-A g6m 4 chAt'Hoa trongdungdich HNor du tho6tra v lit No duy nh6t(tlktc).Tinh v R.S,OlitB.4,48litc.3,36litD'2,241it dY?' cfru 41. Cho khi Hz di qua 6ng sri chriam g FezO:dun n6ng, saumQttlgi g]llthy thdy iO,SSg h6n hqp + chhtrin. uoa tan hi5tJrqng chStrhntr€ntrong dungdich HNO: du tho6t u-a3g-ot NO, duy nh6t.Tinh kh6i lugngHNOr dd thamgia phin ung? D' 8l'27g g C' .108,36 B. 27,09g A. 54,18g 16,2gkim lo4i ulrroa ffi khongdoi) trongbinh khi chria0,15mol oxi' cau +i. oot "n[v chotan trong dungdi.n FIct du th6ytho6tra 13,44litHz (dktc).c6c phin cr.a, ra" trr" a"q. img xiy ra hodntodn,x6c dinh M. D' Fe C' Mg B. Zn A. Al htit v6i t6c Cdu 43. Cho a g h6n ttqrpA go- FeO,CuO,FerO+cOJOmol bdngnhau d'ng dfchB vd lugngvira dri talsomt o"ng dJchHNor niing t10b (Mol/l) ilun nhgthu dugcdung tri cta a, b ;,i;e fit ttar ftq,pkhi C (dktc)gdmNOz,NO c6 ti kh6i so vdi Hzld20,l43' Gi6 lAnluqt ld A . 3 v d 1 , 0 5 B . 4 6 ' 0 8v d 7 , 2 8 C ' 2 3 , 0 4 u d I , 2 8D ' 5 2 ' 7v d 2 ' 1 9 loSngdu ca" ++.u6" rrqpA g6mAiva Fe.XCutrodtantrct t t g A trongdungdichHzSo+ n6ngdu thi thu dugc thu dugc8,96litf<ni[Anc) cdnkhi hodtanhi5t5,5g A trongHzSO+d4c v lit khi (rtktc).X6c dinh v. lil D .3:18-a c' 8,3761it B. 5,04lit A.4,48lit ." hon vd B khi duoc t]ry nunq Fezor Fe, hqp qua h6n CCi khi luong cao +i. rrtOi *Ot 16T HzSo+
;* ;;ffiffi;. f:
choB quanu6cvditrongduthAytaorao g tct t*. uoatanD bing
5nV9nryP9dit4$\!\9""Q*XI{9$---
criaFe,FezOr'trong dflcn6ngdu t\6y tao ra0,18mol SOzvd 24gmu6i.Xrl,cdinh % s6 mol hdn hqpian ddu? A.75%;25%8.45%;55o/oC'80%;20%D'50%;50% hidrotrongddy Cao d. H6r, trq,pa gO- 2kimtoai ie6u c6 ho6tri khdngd6i, dimg.ty6t dich CuSO+du, hoptdQngvd kh6ngtac OUngvdi nudc).ChoA phin ring hodntodnvdi dung l,l2litNO duy Un fo*iCu thu duqc chophanring h6tvdi dungdichHNO: du thi thu dugc
,rriaiGr.tiiil,to
thi thu toq'gA o trenph6nrmghodntodnv6i dungdichHNo3losng
dugcv lit Nz (dktc).Tinh v? D' 0'448lit c. 0,336lit B. 0,2241it A. o,llzlit , , t? ciu 47.Hodranhodntodnm g FerO+vdo dungdich HNor lo6ngdu, td! tl si-Io:Th HNo:' Biot sO dugc oxi ho6 thdnhNOz r6i suc vdo nudc c6 ddngoxi dCchuyi5nhtit thanh moi oxi thamgia vdo c6cph6nringtrongqu6trinhtrenld 0,15mol. Tinh m? D' 139'2g C' 13,92g B. 162'4g A. 20,81g h-qpjn?t.'i Ciu 51.Khi dot 37,9 ghSnha'p ni, introng binh khi Clo thu dugc 59,2g 19.t (dktc).Tinh khoi c[" 1oa,rrgpndy tu" frct trong dungdich nbl {u th6y tho6tra rl,2lit khi l";t -6i li- llai A1, Zntringh6n hqp ban ddu' B' 31,4g vd 6'5 g A. 16,2gvd2l,7 g D ' 5 , 4g v d 3 2 ' 5g C . 1 0 , 8g v d 2 7 , l g a mol oxi' Cffu 55.Oxi horim6t iuqngFe thdnhh6nhqrpX g6mFeO,Fe:Oa,FezOrcAndtng
peiJ,i r,"t";;il hbnrrqp"XvAFecAnb *ot et. Ti lQa:bbing
D' 1'5 C' 1,25 B. I A.0t,75 Al. Hodtan ciu 56.TrQn0,54g b6t Al v6i h6nhqpFezO:,CuOriii ti6nhdnhphin ringnhiQt (dktc)hdnhqp khi B d,6r;il A ;"fr,ai img trongdungdichHNo: du thu dusc 0,896lit gdmNO, NOz.Tinh ti khdi criaB sov6i Hidro? D' 23 c. 19 B. 2r A.l7 kh6i luqngph6nimg vdi Ciu 57. Cho 10,4g h6n ftqrpfe vd C trongd6 Fe chii5m53,85o/o NO (dktc). HNO: d6cn6ngdu-taoNOz ld sin phAmtctuiOuynh6t.Tinh thc tich khi D c. 42,561it. B. 51,52lit x. ru,zlit ^44'8.lit . i duynhdt' SOz khi ra tho6t thAy n6ng d[c, HzSO+ g sat bing y oxit todn hodn tan Ciu11.Hda tan lusng M{t kh6c,saukhi khri hodntodncfrngy gixit d6 bing 999gtet,dQ caoriiig hOa khi luqng lAn Fe t*o thdnhb6ngHzSOr d{c,n6ng itti inu.Ayocluqng khi Soz nhicu eilp SOzo thi nghiQmtr6n. COngthric criaoxit sdtld D' FeCO:' B' FezO:C' Fe:O+' A. FeO. X thdnh Cfru80. Cho7,22ghdnhqp X gO- Fe vd mQtkim loai M c6 ho6trf kh6ngd6i, chia 2 phdnbingnhau PhAn1 tric dpngv6i HCI du thu dugc2,128lit khi (dktc)
No duvnh6t(dktc) i,il; i ;;tac?u"g ""r or"gJitnrno: duthuduscr,7e21it Kim lo4i M vd % M trongh6n hgPld
Al v6i 22,440' B. Cu voi25,870/o. A. Al v6i 53,68Yo -c. znvoi 48,120/o.D. Ciu 86. Hoir tan 2,64 gh6n ho,pFe vd Mg.bing dungdfch.HNo:|9Ang,9y:-th.".dugc, fn 14,75. bdng Hz vdi so kh6i tj' Nz,.c6 vd No g6m khi hq'p h6n dktc) orra* khri ra 0,g96rit to fnann phAn% theokh6i luqngcriasft trongh6nhqpbandduld D'38'20oh C' 38'1870' B. 6|,82oh' A.61,80%' q19fY dWc l'If. Cflu 88.Hodtan hodntodn8,9 g h6n hqp Zn,Mgbing.dung dich HzSO-+ X' KhOilugng mu6i lit SOz(ei<Iktc),1,6g S(ldnhirngsin phdmkhri Juy nh60vd dungdich khan trong dung dich X ld B. 18'l g. A . 2 8 , 1g .
C . 3 0 , 4g .
D . 2 4 , 8g .
7-
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