MnO2-Cl2-HCL-H2-H2S-S-SO2-H2SO4 Hoàn thành chuỗi phản ứng sau 11/10/2021 Bởi Melanie MnO2-Cl2-HCL-H2-H2S-S-SO2-H2SO4 Hoàn thành chuỗi phản ứng sau
(1) MnO2 + 4HCl -> MnCl2 + 2H2O + Cl2↑ (2) Cl2 + H2 ->(nhiệt độ) 2HCl (3) 2HCl + Zn -> ZnCl2 + H2↑ (4) H2 + S -> H2S (Có mùi trứng thối) (5) 2H2S + SO2 -> 2H2O +3S↓ (6) S + O2 -> SO2 (7) SO2 + O2 -> SO3 SO3+H2O ->H2SO4 hoặc 2 H2O + SO2 + 2FeCl3 -> 2FeCl2 + H2SO4 +2HCl Bình luận
\(Mn{O_2} + 4HCl \to MnC{l_2} + C{l_2} + 2{H_2}O\) \(C{l_2} + {H_2}\xrightarrow{{as}}2HCl\) \(\begin{array}{l}Fe + 2HCl \to FeC{l_2} + {H_2}\\{H_2} + S \to {H_2}S\\2{H_2}S + S{O_2} \to 3S + 2{H_2}O\\S + {O_2}\xrightarrow{t^0}S{O_2}\\S{O_2} + B{r_2} + 2{H_2}O \to 2HBr + {H_2}S{O_4}\end{array}\) Bình luận
(1) MnO2 + 4HCl -> MnCl2 + 2H2O + Cl2↑
(2) Cl2 + H2 ->(nhiệt độ) 2HCl
(3) 2HCl + Zn -> ZnCl2 + H2↑
(4) H2 + S -> H2S (Có mùi trứng thối)
(5) 2H2S + SO2 -> 2H2O +3S↓
(6) S + O2 -> SO2
(7) SO2 + O2 -> SO3
SO3+H2O ->H2SO4
hoặc 2 H2O + SO2 + 2FeCl3 -> 2FeCl2 + H2SO4 +2HCl
\(Mn{O_2} + 4HCl \to MnC{l_2} + C{l_2} + 2{H_2}O\)
\(C{l_2} + {H_2}\xrightarrow{{as}}2HCl\)
\(\begin{array}{l}
Fe + 2HCl \to FeC{l_2} + {H_2}\\
{H_2} + S \to {H_2}S\\
2{H_2}S + S{O_2} \to 3S + 2{H_2}O\\
S + {O_2}\xrightarrow{t^0}S{O_2}\\
S{O_2} + B{r_2} + 2{H_2}O \to 2HBr + {H_2}S{O_4}
\end{array}\)