Em tham khảo nha:
\(\begin{array}{l}
I\\
1)\,Fe + 2HCl \to FeC{l_2} + {H_2}\\
2)\,2Na + 2{H_2}O \to 2NaOH + {H_2}\\
3)\,NaOH + C{O_2} \to NaHC{O_3}\\
4)\,NaHC{O_3} + NaOH \to N{a_2}C{O_3} + {H_2}O\\
5)\,4Na + {O_2} \xrightarrow{t^0} 2N{a_2}O\\
6)\,N{a_2}O + {H_2}O \to 2NaOH\\
7)\,2NaOH + C{O_2} \to N{a_2}C{O_3} + {H_2}O\\
8)N{a_2}C{O_3} + 2HCl \to 2NaCl + C{O_2} + {H_2}O\\
9)\,2Mg + {O_2} \xrightarrow{t^0}2MgO\\
10)\,MgO + {H_2}S{O_4} \to MgS{O_4} + {H_2}O\\
11)\,MgS{O_4} + 2NaOH \to Mg{(OH)_2} + N{a_2}S{O_4}\\
12)\,Mg{(OH)_2} + 2HCl \to MgC{l_2} + 2{H_2}O\\
13)\,MgC{l_2} + 2AgN{O_3} \to Mg{(N{O_3})_2} + 2AgCl\\
II\\
1)\,Fe + Cu{(N{O_3})_2} \to Fe{(N{O_3})_3} + Cu\\
2)\,FeC{l_3} + 3NaOH \to Fe{(OH)_3} + 3NaCl\\
3)2Fe{(OH)_3} \xrightarrow{t^0} F{e_2}{O_3} + 3{H_2}O\\
4)\,F{e_2}{O_3} + 3CO \xrightarrow{t^0} 2Fe + 3C{O_2}\\
5)\,Cu{(OH)_2} + 2HCl \to CuC{l_2} + 2{H_2}O\\
6)\,Mg + CuC{l_2} \to MgC{l_2} + Cu\\
7)\,CuO + CO \xrightarrow{t^0} Cu + C{O_2}
\end{array}\)
