$\color{Red}{\fbox{★Hóa 9★}}\color{Magenta}{\fbox{game nối chuỗi phản ứng VER.3}}$

[toiyeu9a3]

$MnO_2 + 4HCl ---> MnCl_2 + Cl_2 + 2H_2O$
_______________________________________________________________

 

[lanhuong.98]

$Cl_2 + 2NaOH \rightarrow NaCl + NaClO + H_2O$
..........................................................................

 

[tranthai1345]

H2O + Na2O --->Na(OH)2
........................................

 

[phankyanhls2000]

NaHSO4+NaOH--->Na2SO4+H2O
....................................................

 

[toiyeu9a3]

$2k + 2h_2o ---> 2koh + h_2$
...................................................................................................

 

[phankyanhls2000]

H2+Cl2--as-->2HCl
...............................

 

[toiyeu9a3]

$Mg + 2HCl---> MgCl_2 + H_2$
------------------------------------------------------------------

 

[chienbg2000]

Cu(OH)2 + 2NaOH đn ---> NàCuO2 + 2H2O
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////

 

[lanhuong.98]

$Na_2CuO_2 + HCl \rightarrow CuCl_2 + NaCl + H_2O$
$CuCl_2 + NaOH \rightarrow Cu(OH)_2 + NaCl$

 

[phankyanhls2000]

Cu(OH)2--to-->CuO+H2O
........................................

 

[cam25101998]

CuO + CO -to-> Cu + CO2
...................................................................................

 

[phankyanhls2000]

CO2+Ba(OH)2--->BaCO3+H2O
................................................

 

[chungthuychung]

$BaCO_3 + HCl---->BaCl_2+H_2O+CO_2$
---------------------
--------------------------

 

[trannrinn]

CO2 + CaO ---> CaCO3 .

 

[phankyanhls2000]

CaCO3--to-->CaO+CO2
.....................................

 

[trannrinn]

BaO + CO2 ----> BaCO3 ,...

 

[phankyanhls2000]

BaCO3+2HCl--->BaCl2+H2O+CO2
.....................................................

 

[trannrinn]

Na2SO4 + BaCl2-----> BaSO4 + 2NaCl .

 

[phankyanhls2000]

NaCl--dpnc-->Na+Cl2
..................................

 

[trannrinn]

3Cl2 + 2Fe----> 2FeCl3 (có nhiệt độ nha) .