HOÀN THÀNH CÁC PT PHẢN ỨNG

\(\begin{array}{l}
{H_2}S + 2NaOH \to N{a_2}S + 2{H_2}O\\
2{H_2}S + 3{O_2} \to 2S{O_2} + 2{H_2}O\\
{H_2}S + C{l_2} \to 2HCl + S\\
{H_2}S + 4C{l_2} + 4{H_2}O \to 8HCl + {H_2}S{O_4}\\
{H_2}S + 4B{r_2} + 4{H_2}O \to 8HBr + {H_2}S{O_4}\\
S{O_2} + {H_2}O \to {H_2}S{O_3}\\
{H_2}S{O_4} + 2NaOH \to N{a_2}S{O_4} + 2{H_2}O\\
3{H_2}S{O_4} + 2Fe{(OH)_3} \to F{e_2}{(S{O_4})_3} + 6{H_2}O\\
{H_2}S{O_4} + CuO \to CuS{O_4} + {H_2}O\\
3{H_2}S{O_4} + F{e_2}{O_3} \to F{e_2}{(S{O_4})_3} + 3{H_2}O\\
N{a_2}C{O_3} + {H_2}S{O_4} \to N{a_2}S{O_4} + C{O_2} + {H_2}O\\
{H_2}S{O_4} + CaC{O_3} \to CaS{O_4} + C{O_2} + {H_2}O
\end{array}\)