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KIM TRA BI CCu 1:Vit phng trnh ( nu c ) khi cho Cl2 tc dng ln lt Na, S, O2, H2, NaOH, Cu(OH)2, NaF, NaBr, Cu.Cu 2:Vit phng trnh ( nu c ) khi cho Cl2 tc dng ln lt K, Br2, C, H2, KOH, Al(OH)3, Na2S, H2O, Al, HF.

Bi 23Hiro Clorua Axit ClohiricMui CloruaSVTH: L Th Cm NguynGVHD: Ths. Thi Ha Minh

Hiro cloruaAxit clohiricng dng ca mui clorua iu ch HCl Nhn bit ion clorua

CTPTI. HIRO CLORUAH

Cl

H - Cl

Lin kt cng ha trNhm INhm VII3,162,20

0,96 m inPhn cc

1. Quan st bnh ng HCl. Nhn xt mu sc v trng thi ca HCl.

2. Quan st hin tng xy ra khi nhng bnh kh HCl vo nc. - Ti sao nc li phun vo bnh ?- Ti sao nc trong bnh khng mu ?- Rt ra nhn xt tnh tan ca kh HCl.

I. HIRO CLORUATCVL:- HCl l cht kh khng mu, mi xc, nng hn khng kh. - Kh HCl tan nhiu trong nc Dung dch HCl

Hiro cloruaAxit clohiric

II. AXIT CLOHIRIC- Dung dch axit clohiric l cht lng khng mu, mi sc, tan nhiu trong nc.- Dung dch HCl m c bc khi trong khng kh m.

TCVL:

ClH+ 1- 1

II. AXIT CLOHIRICTCHHA. Tnh axit mnha) Tc dng vi cht ch th

Dung dch HCl

b) Tc dng vi oxit bazMui clorua + H2O

A. Tnh axit mnhc) Tc dng vi bazMui + H2O

d) Tc dng vi muiMui clorua + Axit mi

iu kin:- Mui clorua t tanhn mui c.- Axit mi: Yu hn hoc d bay hi

e) Tc dng vi kim loiMui clorua + H2

Cu, Au, Ag, Hg, Pt+ HCl

A. Tnh axit mnhCl2H2

2M +nn l ha tr thp nht ca kim loi M0- 1+20Axit clohiric c tnh oxi ha+

B. Tnh kh

-10+1+3+5+7

HCl

MnO2 + HClMnCl2 + Cl2 + H2O 24+40- 1+ 2KMnO4 + HCl MnCl2 + KCl + Cl2 + H2O 2285216- 10+ 2+ 7HCl th hin khi tc dng vi cc cht oxi mnh tnh kh

ClHTnh AxitTnh KhTnh oxi ha

3. iu ch Axit Clohiric Trong phng th nghimNaCl + H2SO4 c

2NaCl + H2SO4 c Thu kh HCl ri hp th vo nc thu c dung dch axit clohiric

Phng php sunfat

( Natri hirosunfat )

3. iu ch Axit Clohiric Trong phng cng nghip

- Phng php sunfat- Phng php tng hpH2 + Cl2

2HCl - Clo ha cc hp cht hu c

Kh HCl t di lnDung dch axit HClKh HCl dng s Vi phun nc

III. NHN BIT ION CLORUAAgNO3 + HClHNO3

AgNO3 + NaCl

Nguyn tc:Dng thuc th l AgNO3 nhn bit ion Clorua c trong dung dch xut hin kt ta mu trng++NaNO3

IV. NG DNG CA MUI CLORUA

KCl

ZnCl2

BaCl2AlCl3Cht xc tc trong tng hp hu c

NaCl

Cm n qu thy c v cc em hc sinh theo di

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