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

[phankyanhls2000]

H2O+O2+Fe(OH)2--->Fe(OH)3
................................................

 

[nom1]

H2O+O2+Fe(OH)2--->Fe(OH)3
................................................

Fe(OH)3 + BaCl2 -> FeCl3 + Ba(OH)2
.....................................................

 

[phankyanhls2000]

Fe(OH)3 + BaCl2 -> FeCl3 + Ba(OH)2
.....................................................

Bạn lại mắc lỗi cơ bản rồi.
2 chất tham gia pu phải tan và sp phải có 1 chất kết tủa.
Vi phạm cả 2 điều kiện rồi.

 

[huyhoang_2000]

H2O+O2+Fe(OH)2--->Fe(OH)3
................................................

Fe(OH)3 ---to----> Fe2O3 + H2O
.................................................

 

[phankyanhls2000]

Fe2O3+H2--->Fe+H2O
....................................

 

[huyhoang_2000]

H2O + Na2O---------------------->2NaOH
..........................................................

 

[trannrinn]

$Al_2(SO_4)_3 +6NaOH------>2Al(OH)_3+3Na_2SO_4$ .

 

[phankyanhls2000]

Al(OH)3+NaOH--->NaAlO2+H2O
..................................................

 

[huyhoang_2000]

H2O + C--to-->CO2+H2
....................................

 

[phankyanhls2000]

Co2+c--->co
......................
......................

 

[huyhoang_2000]

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

 

[chungthuychung]

$Cu+H_2SO_4(đ.n)-------->CuSO_4+SO_2+H_2O$
----------------------------------------------------------------

 

[huyhoang_2000]

$SO2 + O2 ---to,V2O5----> SO3$

...............................................

 

[123khanhlinh]

$h2o+so3---->h2so4$ .

 

[huyhoang_2000]

2 Fe + 6 H2SO4(đặc,nóng) ----> Fe2(SO4)3 + 3 SO2 + 6 H2O

 

[phankyanhls2000]

SO2+O2---V2O5,to--->SO3
..........................................

 

[nom1]

so2+o2---v2o5,to--->so3
..........................................

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

 

[phankyanhls2000]

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

 

[chungthuychung]

$HCl+MnO_2------>MnCl_2+Cl_2+H_2O$
---------------------------

 

[huyhoang_2000]

3Cl2 + 2Fe --------to---------> 2FeCl3

........................................................