Đáp án:

Bạn tham khảo lời giải ở dưới nhé!!!

Giải thích các bước giải:

6,

\(\begin{array}{l}
{H_2}O:\\
N{a_2}O + {H_2}O \to 2NaOH\\
CaO + {H_2}O \to Ca{(OH)_2}\\
BaO + {H_2}O \to Ba{(OH)_2}\\
{K_2}O + {H_2}O \to 2KOH\\
C{O_2}:\\
C{O_2} + N{a_2}O \to N{a_2}C{O_3}\\
C{O_2} + CaO \to CaC{{\rm{O}}_3}\\
C{O_2} + BaO \to BaC{{\rm{O}}_3}\\
C{O_2} + {K_2}O \to {K_2}C{O_3}\\
{P_2}{O_5}:\\
{P_2}{O_5} + 3N{a_2}O \to 2N{a_3}P{O_4}\\
{P_2}{O_5} + 3CaO \to C{a_3}{(P{O_4})_2}\\
{P_2}{O_5} + 3BaO \to B{a_3}{(P{O_4})_2}\\
{P_2}{O_5} + 3{K_2}O \to 2{K_3}P{O_4}\\
{N_2}{O_5}:\\
{N_2}{O_5} + N{a_2}O \to 2NaN{O_3}\\
{N_2}{O_5} + CaO \to Ca{(N{O_3})_2}\\
{N_2}{O_5} + BaO \to Ba{(N{O_3})_2}\\
{N_2}{O_5} + {K_2}O \to 2KN{O_3}\\
S{O_3}:\\
S{O_3} + N{a_2}O \to N{a_2}S{O_4}\\
S{O_3} + CaO \to CaS{O_4}\\
S{O_3} + BaO \to BaS{O_4}\\
S{O_3} + {K_2}O \to {K_2}S{O_4}\\
S{O_2}:\\
S{O_2} + N{a_2}O \to N{a_2}S{O_3}\\
S{O_2} + CaO \to CaS{O_3}\\
S{O_2} + BaO \to BaS{O_3}\\
S{O_2} + {K_2}O \to {K_2}S{O_3}\\
HCl:\\
2HCl + N{a_2}O \to 2NaCl + {H_2}O\\
2HCl + CaO \to CaC{l_2} + {H_2}O\\
2HCl + BaO \to BaC{l_2} + {H_2}O\\
2HCl + {K_2}O \to 2KCl + {H_2}O
\end{array}\)

7,

\(\begin{array}{l}
HCl:\\
F{\rm{e}} + 2HCl \to F{\rm{e}}C{l_2} + {H_2}\\
Mg + 2HCl \to MgC{l_2} + {H_2}\\
2{\rm{A}}l + 6HCl \to 2{\rm{A}}lC{l_3} + 3{H_2}\\
Zn + 2HCl \to ZnC{l_2} + {H_2}\\
2Na + 2HCl \to 2NaCl + {H_2}\\
2K + 2HCl \to 2KCl + {H_2}\\
Ba + 2HCl \to BaC{l_2} + {H_2}\\
Ca + 2HCl \to CaC{l_2} + {H_2}\\
Mg + CuC{l_2} \to MgC{l_2} + Cu\\
Mg + 2AgN{O_3} \to Mg{(N{O_3})_2} + 2{\rm{A}}g\\
2Al + 3CuC{l_2} \to 2{\rm{A}}lC{l_3} + 3Cu\\
Al + 3AgN{O_3} \to Al{(N{O_3})_3} + 3{\rm{A}}g\\
Zn + CuC{l_2} \to ZnC{l_2} + Cu\\
Zn + 2AgN{O_3} \to Zn{(N{O_3})_2} + 2{\rm{A}}g\\
F{\rm{e}} + CuC{l_2} \to F{\rm{e}}C{l_2} + Cu\\
F{\rm{e}} + 2{\rm{A}}gN{O_3} \to F{\rm{e}}{(N{O_3})_2} + 2{\rm{A}}g
\end{array}\)

8,

\(\begin{array}{l}
Cu{(OH)_2} \to CuO + {H_2}O\\
Zn{(OH)_2} \to ZnO + {H_2}O\\
Mg{(OH)_2} \to MgO + {H_2}O\\
2{\rm{A}}l{(OH)_3} \to A{l_2}{O_3} + 3{H_2}O\\
2F{\rm{e}}{(OH)_3} \to F{{\rm{e}}_2}{O_3} + 3{H_2}O
\end{array}\)

9,

\(\begin{array}{l}
Mg + FeS{O_4} \to MgS{O_4} + Fe\\
Mg + CuS{O_4} \to MgS{O_4} + Cu\\
Mg + ZnC{l_2} \to MgC{l_2} + Zn\\
2Al + 3FeS{O_4} \to A{l_2}{(S{O_4})_3} + 3F{\rm{e}}\\
2Al + 3CuS{O_4} \to A{l_2}{(S{O_4})_3} + 3Cu\\
2{\rm{A}}l + 3{\rm{Z}}nC{l_2} \to 2{\rm{A}}lC{l_3} + 3{\rm{Z}}n\\
Zn + FeS{O_4} \to ZnS{O_4} + Fe\\
Zn + CuS{O_4} \to ZnS{O_4} + Cu\\
Fe + CuS{O_4} \to FeS{O_4} + Cu\\
Pb + CuS{O_4} \to PbS{O_4} + Cu
\end{array}\)