Lập phương trình hóa học
1) Fe3O4 + H2 ----> Fe + H2O
2) Fe (OH)3 + HCl -----> FeCl3 + H2O
3) CO + O2 -----> CO2
4)Na + Cl2 ------> NaCl
5) Ag NO3 -----> Ag + NO2 + O2
6) Fe + I2 ------> FeI3
7) FexOy + O2 -----> Fe2O3
8) Fe2O3 + H2 -----> FexOy + H2O
9)MxOy + HCl -------> MCl2y/x + H2O
10) CxHy ( COOH)2 + O2 ------> CO2 + H2O
\(1.Fe_3O_4+4H_2\underrightarrow{t^o>570}3Fe+4H_2O\)
2. \(Fe\left(OH\right)_3+3HCl\rightarrow FeCl_3+3H_2O\)
3. \(2CO+O_2\underrightarrow{t^o}2CO_2\uparrow\)
4. \(Na+\dfrac{1}{2}Cl_2\underrightarrow{t^o}NaCl\)
5. \(2AgNO_3\underrightarrow{t^o}2Ag+2NO_2\uparrow+O_2\uparrow\)
6. \(2Fe+3I_2\rightarrow2FeI_3\)
7. \(4Fe_xO_y+\left(3x-2y\right)O_2\rightarrow2xFe_2O_3\)
8. \(xFe_2O_3+\left(3x-2y\right)H_2\rightarrow2Fe_xO_y+\left(3x-2y\right)H_2O\)
9. \(M_xO_y+2yHCl\rightarrow xMCl_{\dfrac{2y}{x}}+yH_2O\)
\(1,Fe_3O_4+3H_2\rightarrow3Fe+3H_2O\)
\(2,Fe\left(OH\right)_3+3HCl\rightarrow FeCl_3+3H_2O\)
\(3,2CO+O_2\rightarrow2CO_2\)
\(4,2Na+Cl_2\rightarrow2NaCl\)
\(5,2AgNO_3\rightarrow2Ag+2NO_2+O_2\)
\(6,2Fe+3I_2\rightarrow2FeI_3\)
\(7,2Fe_xO_y+\left(x-2y\right)O_2\rightarrow xFe_2O_2\)
\(8,Fe_2O_3+\left(3-\dfrac{2y}{x}\right)H_2\rightarrow\dfrac{2}{x}Fe_xO_y+\left(3-\dfrac{2y}{x}\right)H_2O\)\(9,M_xO_y+2yHCl\rightarrow xMCl_{\dfrac{2y}{x}}+yH_2O\)
\(10,C_xH_y\left(COOH\right)_2+\dfrac{2-4x+y}{4}O_2\rightarrow\left(x+2\right)CO_2+\dfrac{y+2}{2}H_2O\)