Các phản ứng xảy ra:
\(4Fe{S_2} + 11{O_2}\xrightarrow{{{t^o}}}2F{e_2}{O_3} + 8S{O_2}\)
\(2S{O_2} + {O_2}\xrightarrow{{{V_2}{O_5},{t^o}}}2S{O_3}\)
\(S{O_3} + {H_2}O\xrightarrow{{}}{H_2}S{O_4}\)
\(Fe + {H_2}S{O_4}\xrightarrow{{}}FeS{O_4} + {H_2}\)
\(2{H_2} + {O_2}\xrightarrow{{{t^o}}}2{H_2}O\)
\(CaO + {H_2}O\xrightarrow{{}}Ca{(OH)_2}\)
\(Ca{(OH)_2} + C{O_2}\xrightarrow{{}}CaC{O_3} + {H_2}O\)
\(CaC{O_3}\xrightarrow{{{t^o}}}CaO + C{O_2}\)
