CH3COCH 3+ dungdich Brz fthong c6 phdn {mg)

C6,u 26. Cho h6n ho-p bdt rin A chria MgSOa, SrCO3, FeCO3, FeS, CuS v2ro dung dich HCI du, ch6t kh6ng tan chria

, ,.!

Gidi: duy nhdt CuS kh6ng tan trong dung dich axit; MgSO7 tan kh6ng phan irng, SrCO3, tan vi phan tfug tqo khi cdcbonic vd mrdi nn SrCl2, FeCOt, tan do phitn drng tqo khi cricbonic vd muiji tan FeCl2, FeS, tan do phan {rng tao khl

H2S vit mu6i lan FeCl2.

CAu27. Nho

tt

tir cho dt5n du dung djch NH3 vdo ciic dung dich ri6ng biet chf a AlC13, BeC12, FeC13, CuCl2, MgC12 thu dugc kiit tua X. Thu lAy kCt tua X rOi cho viro dung dich NH4CI du thu dugc chAt rin V. SO hq? ch6t trong Y c6 the la

Giti: chi c6 Mg(OH)2 tan trong

NH{l

n€n cdn l€ti 3 chiit kh6ng tan td Al(OH)3, Be(OH)2 vit Fe(OH)3.

Cltric ctic em t[ch tuj dwqc nhiiu kiih tht?c vir kirth rtghiQnt

bi

ich qua kjt thi ndy!

@ Kh6i Chuy6n

Lf -

Dai hqc Khoa hgc Tg'nhi6n

-

DHQGHN.

Phdng 103, nhir C3, KTX ME Tri, 182

-

Lúóng Th6 Vinh, Thanh Xudn, Hh Ngi (04 38543071).

TRUONG

EAI H9C

PHAM

HA NQI TRTIONG

TIIPT

CTTUYTN

Ma

od:

tbq

pnAN _cHUNGcno rAr cA rrti

SINH (40 cau)

Cflu

l: Triphdnrmg:

Fe(lrtrO3)2

+

AgNO3

---+

FeG.lO:)r

+

Ag.

THr rHrtD+r HQC LAX I NAM 20lorrroN HoA HQC

rrroN HoA HQC

Thdi

gian:

pkit

Phdt bi6u ndo dudi đy ld dring ?

Ạ Fe2* c6 tinh oxi hol manh i-on

Fe3*.

B. Fe3* c6 tinh oxi horl m4nh hon Ag*. C. Ag* c6 tinh kh& m4nh hon

Fe2*.

D. Fe2* khu dugc Ag*.

Ciu 2:

Ctro tOOrl dung dich h6n hqp CuSOn llul ya Al2(SO4b

l,5M

t6c dqng vdi drrnc '{ich

}ll{i

cú lqc l6y k-6t

t'i:

dem nung Ai5n ktrOi tuqtrg khOng aOitfru <luqc ch6t

rin

c6 kh5i luqng ld

A,

15,3

gam.

B.30,6

gam. C.23,3 gam.

D:8,0 gam'

Cf,u

3:

X m4ch hd c6 c6ng ttuic CrHv. Mpt binh c6 dung

ticft

trOng dtii^chfta hdn. hq,p khi"gdm X ve

!1

^du^O^t500C

J

uo ru6t

zut..

B4t tia

tril

aien a6 oot ch6y

X

sau d6 Jua binh ud l50oc, 6p suAt binh v6n

li

2atm. Nguoi ta trQh 9,6 gam X v6ihictro rti-"fro qufUintt agng

Ni

nung n6ng (H

=

100%) thi thu

iuqc

hdn hep Ỵ Kh6i luqng moltrung binh crla Y ld

Ạ49,5. 8.42,5. c.46,5.

D.52,5-

C6u

4:

bno

x li

mQt aminoaxir. Khi cho 0,01

molX

t6c dung v6i HCI thi dtrng h6t g0ml.dung dich HCI 0,125M vd

thu dugc 1,g35 gam

ruOitt1un. Khi

cho

0,bl molX tic

dgng v6i dung dich

NaoH

thi cAn dtrng 25 gam dung dich NaOH 3,2oẠ C6ng thirc c6u t4o cia

X

Ạ NHzCrHs(COOH)2.

c.

NHzCTFI6COOH.

B. (NH2)2CrHsCOOH. D. _{OrH2)2CsHqCOOH'} Cf,u

5:

Cho phin

img: Cu + ff + NO; ---+

Cu2*

+ NO +

HzO

Tting c6c hq s6 cAn bing (t6i

giin,

c6 nghTa) ctia phan ung tr€n

li

Ạ22. 8.23. c.28.

D. 10.

Ciu 6: Hoi

tan

hoin toin

ganhbn

hqp

X

(giim

Al,

Fe, Zn)

bing

dung dich HCI dụ Dung dich thu dugc sau phin frng

ting

l€n so vdi ban

diu

-

2) gurn.

ftroi

lugng (

ga*)

mu5i clorua t4o thdnh trong dung dlch la

Ạm

+ 73.

tr.

6 35,5. (.

ry1 +

36,5.

D' m + 71'

Ciu 7:

Dun n6ng

7,6

gam hdn hqp

X

gdm C2H2, C2Llavd H2 trong binh kin vdi x0c t6c Ni thu dugc h5n hqp khi Ý E5t chdy hodn, tJdn-hón hqp

y, _dtn

_san_phAm

rhil lll

^dusc

^lin^lust

^qua

^binh^I

^{dsng H2Soa}^đc,^binh²^dwrg

căoH)z du th6y ktroi luqng binh

I

t6ng 14,4 gam. I(h6i lugng t6ng l€n d binh 2

li

Ạ22,0 gam.

B. 35,2

gam.

C.6,0

gam.

D' 9,6 gam'

Cf;u

g:

_Cho_mQt_lugng

_sit

_{du tan Long dung dich}HNOr lodng thu dugc dung dich

X

c6 mdu nAu nh4t. ChAt tan

trong dung dich X lA

Ạ

r.NOr)2,

Fe(NO3)3. B.

Fe(NO3)2.

C. Fe(NOr)2,

HNO3' _9'Fe(NO)3,HYOt'.

-,

C6u

9:

Hdn hq p X c6 CzHsOH, CzHsCOOH, CH:CHO trong d6 C2H5OH chi6m50% theo sO mol. D6t ch6y m gam

h5n hqp X.thu duqc 3,06 gam H2Ovd 3,136

lit

CO2 (dktc). Mgt kh6c 13,2 gam h6n hqp X thyc hipn phin img triing b4c thiiy c6 p gam Ag ktit

tiạ

Ci6 tr! cria p ld

.

a,.iJạ 8.8,64. c. 10,8.

D.9,72. _.

CAu

l0: Hoi

tan hoin todn 6,0 gam hdn hqp hai kim loqi trong dung dich HCI du ^th6ylqora 4,48lit khi H2 (dktc). Cd c4n dung dich sau phan ung thu dugc m gam mu6i khan. Gi5 ni cua m ld

L.20,6. 8,20,2. c. 13,3. _P.

13,1.

CAu

ll:

Trqn 3 dung dich HCI 0,3M ; HzSOr 0,2M

vi

H:POr

0,lM

voi nhfíng th6 tich bing nhau thu dugc dung dich X'

Dung dich

y

_gdm_{Na-ort 0,1M}

_vi

_BăoFr)z_{0,2M. Ec}trung hoi 300m1 dung dich X cAn vira dri

vml

dung dich Y, Gi6 tr! cria V ld

Ạ

1000. B. 333,3.

c.600.

D.200.

Ạ IUUỤ .f,0. JJJ,J.

CAu

12:

D6y ndo dudi đy gO*

t6i

cit cfucchdt d€u Hm e6i riiuịi quy tfm Am ?

Ạ H2NCH2COOH ; CoHsOH ; CoHsNHz B. HzNCHzCOOH; HCOOH ; CHTNHz

c.

HrNtcHzlzNHz ; HOOCICHzI+COOH;

CoHsOH

D. CHTNHz ;(COOFI)z; ^{HOOCICH2I2CH(NHJq99I}

Ca;i:;-D5i"iiy

rr"ar todn a gam'h5n hqrp cdc este no, don chfrc, m4ch họ Sin phAm chdy ttuqc dAn vio binh dgng ., L, f.. . . r'-. . ^ -,-^ od

--r ^n ^-,1^{rr n}^{+^^}^{-^ tA- t..* tl}^.

dung dlch nudc vditong ttr6y khdi hqng biniiGng 6,2 gam. S5 mol COz vA HzO t?o ra lAn lugt

li

Ạ0,05

vi

0,05.

8.0,05 vi

0,1. C.0,1

vi

0,1. D. 0,1

vi

0,15.

Ciu 14:

Thiry ph6n m gam tinh bQt, san phAm thu dugc dem l€n men dii sdn xu6t ancol etylic, toin bQ khi COz sinh ra cho oua duns dich CăbFD, dụ

thu

duoc 750 eam kait tuạ N6u hiQu su6t

qui

trinh sin

xuft

ancol etylic le 80% thi

ra cho qua dung dich CăOFt)2 du,

thu

duọ c 750 gam

;6n

xuit

ancol etylic, toan bQ khi UUz smh

qui

trinh sin

xuft

ancol etylic le 80% thi m c6 gi6 tri ld

n.b+9,2. 8.486,0. c.759,4-

D.607,5.

CAu

15:

Oxi ho6 m gam mqt hdn hqrp

X

gdm fomandehit

vi

axetandehit bing oxi d di6u kiQn thfch hop thu duọ c h5;hr. p

y

_chi_gdm

_c{c

_axithftu_cọ

_firurSlnoi

cfia Y so v6i X bing x. Khoing bi6n thi€n cta x lA

n. f,:0.*l1,50.

1,36<x< 1,53" c. 1,30<x< 1,53.

1,36<x<

1,50"

Ii i

9it,

f 9t

..rl5l lw-

^X^g6m^{2 ancol'}

^o6t

chav hoin

toin

8,3 gam

X bing

10,64

lito2 thu

dusc 7,84 tft co2, c6c thCtfch khf d€u do o dktc. Hai ancot trong

X

ld tfch khf d€u do o dktc. Hai ancot trong

X

Ạ HOCH2CHzCHzOH

vi CH3CH2CH2CH2OIỊ

_B._{CHTCH2CH2OFI vd}_{CHTCHzCH2CIJ'OH.}

c'

cHrcH2cHzoH

vi HocH:cH2cH2cH2oFỊ

_D._{HocH2cH2cHroH}

_vi

_{HocHzcH2cH2cH2oH.}

cau 17: X

ln hdn hop kim loai Ba

vi

Al. Hoa tan m gam

X

vdo t,rsng

a"

""0"

^{tiru dugc}^g,96

^lit

^{Hr (dktc). cfrng}hod tan Ạ

59,95.

m gam X vdo dung dich

_8.21,90.

NaoH du thi thu

dvsciz,3zlft

_C.

_13,70.

khi H,

ftttrỵ

_D.

cla

tri .,iu

*

la hod tan Ạ

59,95.

m gam X vdo dung dich

_8.21,90.

NaoH du thi thu

dvsciz,3zlft

_C.

_13,70.

khi H,

ftttrỵ

_D.

cla

tri .,iu

*

57,50.

ciu l8:

PhinrmgT:iYaiyuron^sfr)ngđchungminhtHcdidmcdutaoph6nhrcuagtucoz.ỏ Ạ HoA tan Cu(OH)2 đ chung minh phAn

tt

cO nhi6u nh6m chric ^_OH.

lJ' Phan *ng r'riing guoxg _đ_chung_to_frong_ph6n_{tu grucozo}

c6 nh6m chrrc

{Họ

C. Phin ung vdi 5 phAn tu CH3COOH dC

chung,inf,

"O ⁵nh6m _OH _trong_ph6n_trị

_

^D.^Tricdpng v6i Na ilti chung minh ph6n hr c6 5 nh6m _OH.

Ciu

19: Chon ciu tlfng trong c6c c6u lau :

Ạ Khi oxi hod ancol nọdcm chric thi thu dugc antlehit.

lh*g

phrip _chungdidu _ch6ancol no, aor iturc bac

I

h cho anken c6ng nuoc.C. Dun n6ng ancol metytic vdi HzSOI d{c d 1700i thu dugc etẹ C. Dun n6ng ancol metytic vdi HzSOI d{c d 1700i thu dugc etẹ

D. Ancol da chirc hoi tan Cu(OFf)2 t4o thinh dune dich miu xanh.

cau

2.0: _{H6n hgp}

x

c6 2 este don

"ti"ị n

ad"g pha; ;il."huụ'Er,o- _s,z_{gam h6n hpp}_X_tric_dpng_vta_hiit_vdi_l00mt

9::g.{i:!

^NaoH^0,5M

$u {{9c !fu !w

Y c6 fiai ancol bdn, cirng s6 nguyen tri cacbon trong ph6n t'ị

y

_kdt_hsp_vira h€t vdi it hcm 0,06 gam _H2.C6ng thfc

hii

este ld

Ạ C2H3COOCTHT vd

CIHTCOOC2H5.

_B.C2H3COOC3H7

vl

CzHsCOOC:Hs. C. C3H5COOCzHs _vA

CrHrCOOCzHr.

_{D. C#sCOOCrHz}_vA_CrHzCOOCrHs.

CAu

2l:

Dey gdm tAt cir c6c ctrdt Adu pfran ung vdi HCO6Flln

Ạ CHiNHz, CzHsOH, KOH,

NaCt.

B. NH3, K, Cu, NaOH, Oz,Hz. C. AgNO3/lrlHr, CH:NHz, C2H5OH, KOH,

NazCOr.

D. NazO, NaCi, Fe, CH3OH, CzHsCl.

cau

22:

D€ loai cr{c khf : sor,

Nrb;tr-trong

_khf_{tr,ai cong nghi€p,}_nguoi_ta_thuong_đn_{khi thai di}_qua

dung dich ndo dudi dAy ?

Ạ

HCt.

NaCt.

NaOH.

D. CăOH)2.

ciu 23:

TNT (2,4,6-trinitrotoluen) dugc didu chd bing phan img cta toluen vdi h5n rtre

go*

HNor đc vd HzSoa

drc, trong di€u ki€n _{dun n6ng.}Bi6t hiQu sudt cta toan qua oinn,Eng

i;ila;t;.;;g

TNT (2,4,6-trinitrototuen)

tao thinh tir 230 gam toluen

li

Ạ550,0

gam.

_P.687,5

gam. , g.

454,0

gam..

D. 567,5 gam

cau 24:

Thu6c thri duy _{nhdt c6}_ttrd

iring

đ nhan ui6i

t

.trdt

iJ"tto**

t ong"i

il ffi,

nh6n : phenor, stiren, ancot

benzylic

li

A dungdichNaoH.

Nạ

C. qu!

tim.

D. dung dich Br2.CAU

25:

Trong c6ng nghiQp, nguoi ta tdng hqrp NH:-theo

p'tr"*g tinh

hori hgc sau

,

^o^- CAU

25:

Trong c6ng nghiQp, nguoi ta tdng hqrp NH:-theo

p'tr"*g tinh

hori hgc sau

,

^o^-

Nz(k) + 3Hr(k)

--+

2NH3G)

'

Khi ting ndng d0 F{z En hai lin (giti _{nguycn ndng}_dQ_c,unri nito

vi

nhier _{dO cua phdn}ung) thi t6c dQ phdn trng ting

l6n bao nhi6u lAn ?

CAu26: Cho khi CO (du) di qua 5ng sri

ctpg

hdn hqp X _e6m:

hqp

rfn ỵ

_cho

y _vio

_dung

_diih_Na6s(d;J,"kh;i;ii;f;;;;

hoAn toin. PhAn khdng an Z gdm :

D. 16 tAn. '

AfzOr,.MgO, Fe3O4, CuO nung n6ng thu duqc h6n

lqi ph6n kh6ng tan

Z.

GiL sri c6c phrin rhrg x6y ra

Ạ8lin.

_B.2lAn.

_C.4lin.

ẠMg,

FeO,

Cụ

B. Mg, Fe,

Cụ

g. _Mg.C,Fe,

Cụ

D. MgO, _{Fe3Oa, Cụ}

cdu

2T: Xi

phong ho-1ho,e1 todn 2,2.2

g"T l'6r

hep

X

_s"d;

ị;

este <rdng

il;; ;?;'rh;;;b;;l"s

vria h6t 30mrdung dich

NaoH lM'

Mat kh6c khi a6t ctray honn toan-h6n _hsp

x

ttru

oufc'khi cd

va hoi Hzo

vji

grd ucrr ueng dung dich

NaoH lM'

Mat kh6c khi a6t ctray honn toan-h6n _hsp

x

ttru

oufc'khi cd

va hoi Hzo

vji

grd ucrr ueng nhau (d cing _{diAu kiQn).}_C6ng

thtc

cdu

eo

cria hai csre

ll

HcoocH2cH2cry

_va

!coocH(cH3)cH3 B.cn ^{coocHr vi}HcooczHs

C. CH3COOCzHs

vi CzHsCOOCH: .

D. CH3COOCH=-CH2 _vACHr=611aOOCHr

ciu 28: cho

1,0 sum

,Tlsit

^ti6p^xric.^vdi^oximQt thei

gianih?thtihd;;l il

qu6

t,4t

gam. N6u chi r3othdnh mQt oxit sit duy nhdt ttri oxii aO la thdnh mQt oxit sit duy nhdt ttri oxii aO la

Ạ Ferơho{c

FezOr.

FeỌ

Feror.

D. Fe:Or.

pạu

J*-

^o6t^{ch6y 0,15}gam ch6t hfhr co x-thu- dugc-

922-g^^co2

; 0,18 gam H2o

vi

56rnt Nz (clhc). eịit

ti

kh6i hsi cria X so vdi oxi

li

1,875. C6ng th6c phAn tu cria X

li

Ạ

CrHroN.

CzHsN2.

CH.N.

D. CzHoNụ

cau 30: c6

cric lq ri€ng biQt

tlpg

cdc dung dichthdng mau : AICI3

,

zncl2,Mgcl2, _Fesoa,_Fe(No3)3,_Nacl.

chi

dirng dung dich ndo dudi d6v đ phen biQt cal re mdt

nh# t.e"i

Ạ

Nazcor.

BăoH)2. c. NaoH.

D. NH:.

Ạ (H2N)2C2H2(COOH)2 B. HzNCrHs(COOH)z

c. (H2N)2CzH:COOH

D. H2NC2H3(COOH)?

Ciu 33;

Cho 18,5 gam hdn hsp

X

giim Fe, FerƠ t6c dgng

vdi

200m1 dung dich HNO: lof;ng dun n6ng vd ktruAy d6ụ Saụkhi phdn trng

xiy

ra hoin

toin

dugc

2,24lit

khf NO duy nh{t (dktc), dung dich Y vA cdn

lai

1,46 gam kim loaị Kh6i lugng mu6itrong Y

vi

ndng ttq mol cfia dung a;cn mriO3 tn

Ạ

65,34

gam';2,7M.

B. 65,34 gam ;

3,2M. C.

48,6

gam;2,7M t.

:1,"

ọ.n,

3,21",1.

Ciu 34:

Khi cho ankan X (trong phdn t& c6%C

=

83,72) tric dgng voi clo chi thu duọ c 2 đn xu6t monocto dOng phan

cia

nhaụ T€n cria

X

Ạ2-mefylpropan

2,3-dimetylbutan

n-hexan

D. 3-metylpentan

CAu

35:

Cho 28.,8 gam b6t Cu vdo 200m1 hdn hqrp axit HNO:

l,0M vi

HzSOq 0,5M thdy tho6t ra

V

lir khi NO (san

phdm khu duy nhdt, clo o dktc). Gi6 tri cua V

li

Ạ2,241it. 8.6,721it.

C. 4,49

lit. D. l,l2

lft.

CAu

36:

Cho c6c ch6t sau : tinh bdt ; glucozo ; saccarozo ; mantozo, xenlutozọ 56 ch6t kh6ng tham gia phAn ung guong ld

4.2. l. c.4.

D. 3.

Ciu 37:

Cho ancol X tric dung v6i axit Y dụgc este Ẹ Lam bay hoi 8,6 gara E thu ttugc th6 tich hoi d0ng bing th6

tich cria 3,2 gam O2 (do d cirng tti6u kiQn).

gitit

_{tvt" > Mỵ}_C6ng_thric

"6u ^taocia E

li

Ạ

CHr=g11COOC2H5.

B. HCOOCH=CHCH3.

HCOOCH2CH=CH2

D. CHr=6SCOOCH3.

Ciu 38:

C6 3 chdt

rln

ri6ng bi6t :

Al,

Mg, At2O3. Dung dich c6 thri phAn biQt ba chdt

rin

tr€n ld

Ạ NaOH. B. HCỊ C. CuClz. D. HNO: loing.

Ciu 39: Hoi

tan hodn toin 3,9 gam kali vdo 36,2 gamnudc thu duoc dung dich cd ndng dQ

4.4,04o . B. 15,47Yọ

ru,Ayọ D.

13,97yọ

CAu

40:

Cho c6c ohdt sau : HCI _;NaOH _;Na3PO4 ; NazCOr ; CăOH):. Sd chdt tOi da c6 th6

hm

mdm nudc cimg

tam thrii

ld _I

4.2. 3. c.4.

D. 5.

PHAN

RItNG (lo

cau)

Thi sinh chi dugc lAm m$t trong hai phAn

Phin l:

Theo chucng

trinh chuin:

Ciu 4l:

C6 mQt lo4ịpolime nhu sau : ...-CHz-CH2-CFI2-CHzlHz-CHz-...

C6ng thric mQt

mit

xich cta polime ndy lA

Ạ

-CHz-CHr

-CHrCHz-C

Hz-C Hz-C Hz-CHz-

Cf,u

32:

Cho l00ml dung dich amino axit

X

0,2M ulc dung vua

di

vdi 80ml dung dich NaOH 0,25M. Mqt kh6c l00ml dung dich amino axit tr€n t6c dung vria cfti

vdi

80ml dung dich HCI 0,5M. Bi6t

X

ti

khSi hoi so vdi Hz

bing

52. C6ng

thfc

cria X ld

c. -cHz-cHzlHr

-CHr

Ciu

42: HiQn tuqng quan sdt dugc khi cho dung dlch etylamin tdc dgng vdi dung dich FeCl3 ld Ạ xudt hiQn kiSt tria mdu

niu d6.

B. c6

kh6imiu tling

bay-rạ'

c.

xu6t hiQn ktit tfia miu

tring.

D. c6 khf tho6t ra

lail

xanh giAy

quj

Am.

C$u

!]:

_{-?_6}

*lg

hoi 500m1 dung alcn X chua h6n herp HCI O,lM

vi

HzSOr OJM Jan buo

*ieu

ml dung dich h6n hqp gdm NaOH 0,3M vd BăOFI)2

0,2M?

Cdu3l:

H6nhọp

X

gdm

HCOOHviCH:COOHtrQntheoti lgmol I : l.

Cho

l0,6gam hsnhqpXtricdqngvdi

11,5 garn CzHsOH (c6 H2SO;

dic lim

xric tric) thu dugc m gam este (hi0u sudt phen img este ho6 d4t 80%).

Gi6tri

crla m ld

Ạ

14,08.

8.12,96. c.

17,6. D.16,2.

Ạ750m1. 8.250m1. C. l25ml. _D.500m1.

Ciu 44: Hoi

tan 4,0 gam h5n hqrp gdm Fe

vi kim

_loSi

X

(ho6

tri II,

dfmg trudc hidro trong d6y rtiQn ho6) b[ng dung dich HCI du, thu dugc 2,24

lit

khi H2 (dktc).

oe

noa

hn

2,4 gam

X thi

cAn dirng chua A6n

isOrt

dung

dic[

HCI

lM. X

lA kim lopinAo dudi <f6y ?

Ạ

Bạ

Zn.

Cạ

D. Mg.

9ll ⁺¹

OOt mEt lugng

Al

trong

6J2lito!.

Chdt

rin

thu dyọ c sau

phin

ung cho

f,oi

tan hodn toAn

vio

dung dich HCI thAy thodt ra 6,72litlH2(c6c th6 tich khf do d tfktc). Kh6i luqng

Al

de dnng ln

Ạ16,2 gam. _

B. 5,4

gam.

C. 8,1

gam. D.

10,8 gam.

liun!:

Cho

x

gam hdn hqp bOt c6c kim

lo4iNi

vd Cu

vio

dung dich AgNO3 du, khu6y

ki

cho đn khiphAn rmg kdt thric thu dugc 54 gam kim lgaị M4t kh6c cfing cho

x

gam hdn hgrp bQt kim loaitr6n

vio

dung dich CuSO4 du, khu6y kT cho d6n khi pnan ung krit ttuic thu dugc 1i ^{+ o,s;}gam kim loal.

cia

tri cfia x la

J,

!! !

Ciu 47: Odt cnay hoin todn 2,24lit (dktc) h6n hsp X giim C2Ha

vt

CaHa thi thri tich khf COz (dktc) vA kh6íluqng hcvi HzO thu duọ c lAn lust

Ii

Ạ 3,36 lft

vi

3,6

gam,

B. 8,96 lit vA 3,6

gam.

C.6,7? lft vh 3,6

gam.

D. 5,6

litva2,7

gam.

CAu ,18: Nung m gam bQt sit trong oxi thu dugc 3,0 gam h6n hgrp chdt

rin

X. HoA tan hlit h6n hgrp X trong dung dich HNO3 (du), thoat

ri

0,56 lft khi NO

(li

sin phim khri duy nhdt, do d didu ki6n ti6u chuAn). Gi6 tri c.ia m

li

Ạ2,80. 8.2,52. c.2,10. D.4,20.

Ciu

49: Hoi tan hoAn toAn 13,92 gam Fe3Oa blng dung dich HNOr thu duọ c 448m1 khi N*Oy (dktc). N.Oy

li

khi nio du6i dAy ?

Ạ N:Ọ B. NO2. C. NzOs. D. NỌ

Ciu 50: Trong đy bi6n ho6 :

C:Ho

-+

CzHsCl

-+

C2H5OH

+

CH:CHO

-+

CHTCOOH

-+

CHTCOOCzHs

-+

CzHsOH

si

phin ung

ori

hod

-

khri trdn đy bi6n hod tr€n

li

bao nhi6u ?

Ạ2 8.4 c.3

D.5

PhAn 2: Theo chuang trinh ning cao:

Cdu

5l:

H5n hgp X ning 9 garn giim Felor vA Cụ Cho X vdo dung dich HCI du thAy cdn 1,6 gam Cu khdng tan. Khtii lugng Fe:Ơ c6 trong X lA

D.2,32 gam.

Ạ 5,8 gam. 8.7,4 gam. C.3,48 gam.

CAu

52:

Criolit c6 cdng th&c phAn tu lA Na:AIFo dugc th€m vio Al2O3 trong qu6 trinh diQn phAn Al2O3 n6ng chiy dr! sdn xudt nh6m vdi lf do chinh

li

Ạ IAm tlng ttQ a6n aien cria AlzOr n6ng chiỵ

B. t4o mQt lqp ngln crich đ bAo vQ nhdm ndng chiy khdi bi oxi ho6.C. bio v€ cliQn cgc khdi bi [n m]n-.---- '. C. bio v€ cliQn cgc khdi bi [n m]n-.---- '.

Một phần của tài liệu BỘ ĐỀ KHTN 0910 (Trang 27 -31 )

CH3COCH 3+ dungdich Brz fthong c6 phdn {mg)

tt

NH{l

bi

Lf -

-

-

EAI H9C

PHAM

TIIPT

Ma

tbq

pnAN cHUNG cno rAr cA rrti

l: Triphdnrmg:

+

---+

+

THr rHrtD+r HQC LAX I NAM 20lorrroN HoA HQC

rrroN HoA HQC

gian:

pkit

Fe3*.

Fe2*.

Ciu 2:

l,5M

}ll{i

t'i:

rin

A,

gam.

gam. C.23,3 gam.

3:

ticft

!1

J

zut..

tril

X

li

Ni

=

iuqc

Ạ49,5. 8.42,5. c.46,5.

4:

x li

molX

ruOitt1un. Khi

0,bl molX tic

NaoH

X

c.

5:

img: Cu + ff + NO; ---+

+ NO +

giin,

li

Ạ22. 8.23. c.28.

Ciu 6: Hoi

hoin toin

ganhbn

X

Al,

bing

ting

diu

-

ftroi

ga*)

+ 73.

6

35,5. (.

36,5.

Ciu 7:

7,6

X

y, dtn

rhil lll

lin lust

binh I

I

pnAN _cHUNGcno rAr cA rrti

y, _dtn

^lin^lust

^binh^I

_sit

HNO3' _9'Fe(NO)3,HYOt'.

L.20,6. 8,20,2. c. 13,3. _P.

_vi

_c{c

_firurSlnoi

^o6t

_vi