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

[buivanbao123]

$BaO + H_2O \rightarrow Ba(OH)_2$
_____________________________________________

$Ba(OH)_2+Na_2CO_3----->BaCo_3+NaOH$


_________________________________________________

 

[kagaminex]

$Ba(OH)_2+Na_2CO_3----->BaCo_3+NaOH$


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$BaCO_3+2HCl\rightarrow BaCl_2+H_2O+CO_2$
_____________________________________________________

 

[qiana]

$BaCO_3+2HCl\rightarrow BaCl_2+H_2O+CO_2$
_____________________________________________________

$BaCl_2 + CaSO_4 \to BaSO_4 \downarrow + CaCl_2$
+++++++++++++++++++++++++++++++++

 

[kobato_2509]

$BaCl_2 + CaSO_4 \to BaSO_4 \downarrow + CaCl_2$
+++++++++++++++++++++++++++++++++

$CaCl_2 + 2AgNO_3 \rightarrow Ca(NO_3)_2 + 2AgCl$
_______________________________________________

 

[buivanbao123]

$Ca(NO_3)_2+K_2CO_3-------->CaCO_3+KNO_3$


__________________________________________

 

[kobato_2509]

$CaCO_3 + H_2SO_4 \rightarrow CaSO_4 + H_2O + CO_2$
_____________________________________________________________________

 

[lisel]

CO2 + Na2CO3 + H2O =======> 2NaHCO3.

 

[kobato_2509]

CO2 + Na2CO3 + H2O =======> 2NaHCO3.

$NaHCO_3\rightarrow NaOH + CO_2$
____________________________________________________________

 

[buivanbao123]

$NaOH+Mg(NO_3)_2---------->NaCL+Mg(OH)_2$

___________________________________________________

 

[kobato_2509]

$Mg(OH)_2 \xrightarrow{t^o} MgO + H_2O$
________________________________________________

 

[kagaminex]

$Mg(OH)_2 \xrightarrow{t^o} MgO + H_2O$
________________________________________________

$MgO+HCl\rightarrow MgCl_2+H_2O$
___________________________________________________

 

[kobato_2509]

$MgO+HCl\rightarrow MgCl_2+H_2O$
___________________________________________________

$MgCl_2 \xrightarrow{{điện phân}} Mg + Cl_2$
_______________________________________________-

 

[buivanbao123]

$Mg+H_2SO_4(đ,n)---------->MgSO_4+SO_2+H_2O$


________________________________---

 

[kobato_2509]

$2SO_2 + O_2 \xrightarrow{t^o, xt} 2SO_3$
____________________________________________________

 

[buivanbao123]

$so_3+h_2o------>h_2so_4$

_______________________________________-

 

[lisel]

H2SO4 + NaOH ~> NaHSO4 + H2O.

 

[buivanbao123]

$NaHSO_4+HCL---->NaCL+H_2SO_4$

_______________________________________----

 

[kagaminex]

$NaHSO_4+HCL---->NaCL+H_2SO_4$

_______________________________________----

$AgNO_3+NaCl\rightarrow AgCl+NaNO_3$_______________________________________________________

 

[kobato_2509]

$AgNO_3+NaCl\rightarrow AgCl+NaNO_3$_______________________________________________________

$NaNO_3 \xrightarrow{t^o} NaNO_2 + O_2$
____________________________________________________

 

[kagaminex]

$NaNO_3 \xrightarrow{t^o} NaNO_2 + O_2$
____________________________________________________

$NaNO_2+HCl\rightarrow NaCl+HNO_2$
_______________________________________________