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

[thuyanh_tls1417]

$Al(OH)_3---to----->Al_2O_3+H_2O$
-------------------------------------

$Al_2O_3 + 2NaOH \rightarrow 2NaAlO_2 + H_2O$

 

[chungthuychung]

$AlCl_3 +NaAlO_2+H_2O------------> Al(OH)_3+NaCl$
-------------------------------------

 

[phankyanhls2000]

Al2O3---dp--->Al+O2
.................................

 

[thuyanh_tls1417]

$AlCl_3 +NaAlO_2+H_2O------------> Al(OH)_3+NaCl$
-------------------------------------

$2NaCl_{tinh thể} + H_2SO_{4(đ)} \rightarrow Na_2SO_4 + 2HCl$

 

[nom1]

$2NaCl_{tinh thể} + H_2SO_{4(đ)} \rightarrow Na_2SO_4 + 2HCl$

HCl + Al -> AlCl3 + H2
........................................

 

[phankyanhls2000]

H2+S--to-->H2S
..........................
..........................

 

[chungthuychung]

$h_2s+o_2-------------->s+h_2o$
---------------------------------------

 

[thuyanh_tls1417]

$h_2s+o_2-------------->s+h_2o$
---------------------------------------

$S + 6HNO_{3(đ)} \rightarrow H_2SO_4 + 6NO_2 + 2H_2O$

 

[chungthuychung]

$Cu+H_2SO_4(đặc)-----to---->CuSO_4+SO_2+H_2O$
-------------------------------------------

 

[nom1]

$cu+h_2so_4(đặc)-----to---->cuso_4+so_2+h_2o$
-------------------------------------------

h2o + so3 -> h2so4
./.................................

 

[phankyanhls2000]

H2SO4+BaOH--->BaSO4+H2O
................................................

 

[thuyanh_tls1417]

H2SO4+BaOH--->BaSO4+H2O
................................................

$MgS + 2H_2O \rightarrow Mg(OH)_2 + H_2S$

 

[phankyanhls2000]

Mg(OH)2--to-->MgO+H2O
.........................................

 

[hoangthuthuysone]

[TEX]MgO + [/TEX][TEX]H_2SO_4---->MgSO_4 + H_2O ________________________________________[/TEX]

 

[phankyanhls2000]

H2O+Na2O--->NaOH
.................................
.................................

 

[123khanhlinh]

$AlCl_3+3NaOH--t^0-->Al(OH)_3+3NaCl$ .

 

[phankyanhls2000]

NaCl+H2SO4--->Na2SO4+HCl
...............................................

 

[123khanhlinh]

$2Al+6HCl---->2AlCl_3+3H_2$ .

 

[phankyanhls2000]

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

 

[pro3182001]

HCl + Na ---------> NaCl2 + H2 .