Em tham khảo nha:
\(\begin{array}{l}
Zn + 2NaOH + \to N{a_2}Zn{O_2} + {H_2}\\
2Zn + {O_2} \xrightarrow{t^0} 2ZnO\\
ZnO + {H_2} \xrightarrow{t^0} Zn + {H_2}O\\
ZnO + 2NaOH \to N{a_2}Zn{O_2} + {H_2}O\\
N{a_2}Zn{O_2} + 4HCl \to ZnC{l_2} + 2NaCl + 2{H_2}O\\
ZnC{l_2} + 4NaOH \to N{a_2}Zn{O_2} + 2NaCl + 2{H_2}O\\
ZnC{l_2} + 2NaOH \to 2NaCl + Zn{(OH)_2}\\
Zn{(OH)_2} \xrightarrow{t^0} ZnO + {H_2}O
\end{array}\)