$\color{Red}{\fbox{★Hóa 9★}}\color{Magenta}{\fbox{game nối chuỗi phản ứng VER.4}}$

[quynhphamdq]

$2Al + 6H_2O --> 2Al(OH)_3 + 3H_2$_____________________________________________

 

[phankyanhls2000]

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

 

[tien_thientai]

2HCl+Fe--->FeCl2+H2
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

 

[phankyanhls2000]

FeCl2+Cl2--->FeCl3
...............................

 

[chungthuychung]

$FeCl_3+KOH----------------->KCl+Fe(OH)_3$
-------------------------------------------------------------------------

 

[tien_thientai]

2KCl + MnO2 + 2H2SO4 ---> K2SO4 + MnSO4 + Cl2 + 2H2O
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

 

[nice_vk]

MnSO4 + NH3 + H2O2 -> MnO2 + (NH4)2SO4 + H2O
---------------------------------------------------------------

 

[tien_thientai]

2H2SO4 (đặc) + 2NaCl + MnO2 -----> Na2SO4+MnSO4+Cl2+2H2O

 

[quynhphamdq]

$Cu + Cl_2 -> CuCl_2$____________________________________________

 

[tien_thientai]

H2S + CuCl2 ---> CuS + 2HCl
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

 

[phankyanhls2000]

CuS+O2--to-->CuO+SO2
........................................

 

[nice_vk]

2NaOH + CO2 ---> Na2CO3 + H2O
--------------------------------------------------

 

[chungthuychung]

$Na_2CO_3+Ba(OH)_2-------->NaOH+BaCO_3$
------------------------------------------------------------

 

[phankyanhls2000]

BaCO3--to-->BaO+CO2
.....................................

 

[nice_vk]

BaO + H2O ---> Ba(OH)2
--------------------------------------

 

[phankyanhls2000]

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

 

[tien_thientai]

2HNO3 + BaCO3 ---> Ba(NO3)2 + H2O + CO2
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

 

[thanhcong1594]

2k + 2h2o -->2koh + h2____________________________________________________________________________

 

[phankyanhls2000]

Koh+co2--->khco3
.................................

 

[nom1]

Koh+co2--->khco3
.................................

KHCO3 -to-> K2CO3 + H2O + CO2
.............................................