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

[phamvananh9]

[TEX][/TEX]
$ NO + CuO --> Cu + NO_2$
------------------------------------------------------------------------

 

[kobato_2509]

$2Cu + O_2 \rightarrow 2CuO$
_____________________________________________________

 

[buivanbao123]

$no_2+o_2------>n_2o_5$

_______________________________________---

 

[kobato_2509]

$K_2O + N_2O_5 \rightarrow 2KNO_3$
_______________________________________________________________

 

[kagaminex]

$2kno_3---> 2kno_2+o_2$
_______________________________________________________

 

[kobato_2509]

$FeO + H_2 \rightarrow Fe + H_2O$
_________________________________________________________________________________________

 

[kagaminex]

$Fe+S----> FeS$
____________________________________________________

 

[kobato_2509]

$2FeS + 3O_2 -----> 2FeO + 2SO_2$
____________________________________________________________________________

 

[phamvananh9]

[TEX][/TEX]
$ SO_2 + Ca(OH)_2 --> CaSO_3 + H_2O$
------------------------------------------------------------------------

 

[kobato_2509]

$CaSO_3 + H_2SO_4 \rightarrow CaSO_4 + H_2O + SO_2$
__________________________________________________________________

 

[kagaminex]

$SO_2+CaO---->CaSO_3$
_______________________________________________

 

[kobato_2509]

$CaSO_3 + 2HCl \rightarrow CaCl_ 2 + SO_2 + H_2O$
____________________________________________________________________________________________________

 

[kagaminex]

$CaCl_2+2AgNO_3---> Ca(NO_3)_2+2AgCl$
________________________________________________________

 

[phamvananh9]

[TEX][/TEX]
$ Ca(NO_3)_2 + Na_2CO_3 --->2 NaNO_3 + CaCO_3.$
--------------------------------------------------------------------------

 

[buivanbao123]

$NaNO_3+H_2SO_4--->HNO_3+NaHSO_4$

_________________________________________--

 

[thupham22011998]

$NaNO_3+HCL---->NaCL+h_2O+NO_2$

_________________________________________--

PTHH này sai rồi!! Bạn Bảo sửa lại đi!!!
.......................................

 

[kobato_2509]

[TEX][/TEX]
$ Ca(NO_3)_2 + Na_2CO_3 --->2 NaNO_3 + CaCO_3.$
--------------------------------------------------------------------------

$CaCO_3 \xrightarrow{t^o} CaO + CO_2$
__________________________________________________________________- ^^

 

[buivanbao123]

$CaO+CO_2--------->CaCO_3$

_________________________________--

 

[kobato_2509]

$CaCO_3 + H_2SO_4 \rightarrow CaSO_4 + H_2O + CO_2$
_____________________________________________________________________________-

 

[phamvananh9]

$CaCO_3 + H_2SO_4 \rightarrow CaSO_4 + H_2O + CO_2$
_____________________________________________________________________________-

[TEX][/TEX]

$ H_2O + Na_2O--> 2NaOH $
-----------------------------------------------------------------------------