De thi HSG Dien Chau V1 nam 20162017

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PHoNG

GrAo

DUC

vA

DAo

lAo

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csAu

or

rnr

voNG

I,

cIIoN

HQC SINH

CrOr HUYEN

LOp

9

NArvr

Hec

2016

-zor7

Mdn

H6a hgc

-

( Thd'i gian ldm bdi 150

philt)

Cdu (5 di6m): Eti thuc hi6n chuy6n h6a tu mudi

kim

loai ngudi ta co the ldm

b*g

citc chch sau d6y:

Mu6i

t6c dung

v6i

kirn loai; diOn phAn n6ng

chiy

mu6i; cliQn

phdn dung dich mu6i; nhiqt ph6n hoAn todn mudi; mudi t6c dpng

v6i

mu6i Hdy chgn c:ic iuu6i cu th6 thich hop

v6i

m5i c6ch tr6n

Vi6t

phuong trinh h6a hgc dC thUc hien

r,1rir

citc cdch chuy6n h6a d6

Ciu

2.(a

difun): C6 drrng dlch kh6ng md.u, su6t ld:

frJOr;

Hlf,

eu

)z;

- 4-' f-'

' L-

-J)

NaHSOa;

NaCl dugc

chfia ri6ng

bi6t

trong

5 binh

Xr,

Xz,

Xr,

&,

X5

Ket

qui

thi

nghiQrn cho bit5t dung dich X1 t4o ktit tua

vdi

dung dich X2

Khi

cho dung diclr X1

vio

clung dich X3 c6 bay ra; dung dich X2t1o k6t tua v6i

dung dich tlong X4 , ,A

1 Nhfrng ciip chAt nAo c6 th6 phAn frng duoc

voi

nhau? Vi6t plu-r'r:r:ig trir:h h6a hgc n€u

c6

phin

fng.

2.Dqavdo k6t qu6 thi nghidm bdi cho 14p lu4n d6 x6c dinh c6c chAt co m5i Uinn

Cdu (6 di6m): C6 hdn hqp

A

96*'

BaCOrt

Al;

Cu

Chi dugc dilng dung dich

HCl,

dung dich Ba(OH)2, dung cu c6n duoc ch6t r6n, ddn

I i t.^ '_ r r

c6n, 6ng nghiQm, giAy lgc, binh c5c loai

Trinh

bdy c6ch ldm, c6ch

tinh

c16 x6c ciinh

thanh phAn phAn trdm vd kh6i luo ng cira m5i ch6t

A bing

ba c6ch kh6c

Cf,u (5 diOm): Chia 16,4 (g) h5n hop b6t X g6m Fe vd

Al

thenh hai phAn bing PhAn

I

cho t6c dung hodLn todn

vdi

dung dich HCI du thu dugc

7,84Iit

khf H2 (dktc)

PhAn

II

cho vdo dung dich CuSO+ 0,66M Sau

khi

c6c phAn irng k6t thric thu dugc

dung dich

A

vd22,24 (g) chat ran -,.t , r

1 Viet c6c phucrng trinh h6a

hgc

r

2.'Tirthkh6i

luo ng m6i chAt h6n

3 Tinh Cy cua dung dich

A

o.L

Cho

H:

1; O: 16;

Al:

27;Cl:35,5;

Fe: 56;

Cu 64;C: l2;Ba:137

u6t

tro.px

[t.-

L,V.:

N

.:

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