Đáp án:
Bạn tham khảo lời giải ở dưới nhé
Giải thích các bước giải:
\(\begin{array}{l}
1.\\
a)F{e_2}{(S{O_4})_3} + 6NaOH \to 2Fe{(OH)_3} + 3N{a_2}S{O_4}\\
\to F{e^{3 + }} + 3O{H^ - } \to Fe{(OH)_3}\\
b)KCl + AgN{O_3} \to KN{O_3} + AgCl\\
\to C{l^ - } + A{g^ + } \to AgCl\\
c)N{a_2}S{O_4} + BaC{l_2} \to 2NaCl + BaS{O_4}\\
\to B{a^{2 + }} + S{O_4}^{2 - } \to BaS{O_4}\\
d)CaC{O_3} + 2HCl \to CaC{l_2} + C{O_2} + {H_2}O\\
\to CaC{O_3} + 2{H^ + } \to C{a^{2 + }} + C{O_2} + {H_2}O\\
e)NaOH + HN{O_3} \to NaN{O_3} + {H_2}O\\
\to {H^ + } + O{H^ - } \to {H_2}O\\
f)Mg{(OH)_2} + 2HCl \to MgC{l_2} + 2{H_2}O\\
\to Mg{(OH)_2} + 2{H^ + } \to M{g^{2 + }} + 2{H_2}O\\
g)NaHC{O_3} + HCl \to NaCl + C{O_2} + {H_2}O\\
\to HC{O_3}^ - + {H^ + } \to C{O_2} + {H_2}O\\
h)NaHC{O_3} + NaOH \to N{a_2}C{O_3} + {H_2}O\\
\to HC{O_3}^ - + O{H^ - } \to C{O_3}^{2 - } + {H_2}O\\
i)Ba{(HC{O_3})_2} + 2HCl \to BaC{l_2} + 2C{O_2} + 2{H_2}O\\
\to HC{O_3}^ - + {H^ + } \to C{O_2} + {H_2}O\\
j)Ba{(HC{O_3})_2} + 2KOH \to {K_2}C{O_3} + BaC{O_3} + 2{H_2}O\\
\to HC{O_3}^ - + O{H^ - } \to C{O_3}^{2 - } + {H_2}O\\
k)FeS + 2HCl \to FeC{l_2} + {H_2}S\\
\to FeS + 2{H^ + } \to F{e^{2 + }} + {H_2}S\\
m)F{e_2}{(S{O_4})_3} + 6KOH \to 2Fe{(OH)_3} + 3{K_2}S{O_4}\\
\to F{e^{3 + }} + 3O{H^ - } \to Fe{(OH)_3}
\end{array}\)
\(\begin{array}{l}
2.\\
a)\\
4N{O_2} + 2{H_2}O + {O_2} \to 4HN{O_3}\\
8HN{O_3} + 3Cu \to 3Cu{(N{O_3})_2} + 2NO + 4{H_2}O\\
Cu{(N{O_3})_2} + 2NaOH \to Cu{(OH)_2} + 2NaN{O_3}\\
Cu{(OH)_2} + 2HN{O_3} \to Cu{(N{O_3})_2} + 2{H_2}O\\
2Cu{(N{O_3})_2} \to 2CuO + 4N{O_2} + {O_2}\\
b)\\
4N{H_3} + 3{O_2} \to 2{N_2} + 6{H_2}O\\
{N_2} + {O_2} \to 2NO\\
NO + \frac{1}{2}{O_2} \to N{O_2}\\
4N{O_2} + 2{H_2}O + {O_2} \to 4HN{O_3}\\
HN{O_3} + NaOH \to NaN{O_3} + {H_2}O\\
NaN{O_3} + {H_2}S{O_4} \to NaHS{O_4} + HN{O_3}\\
30HN{O_3} + 8Al \to 8Al{(N{O_3})_3} + 3N{H_4}N{O_3} + 9{H_2}O
\end{array}\)
