Осуществите цепочку превращений:
H2S-->S-->PbS-->So2-->H2So3-->MgSo3-->So2-->So3-->H2So4-->Al2(So4)2
H2S-->S-->PbS-->So2-->H2So3-->MgSo3-->So2-->So3-->H2So4-->Al2(So4)2
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Answers & Comments
S+Pb=PbS
PbS+2O2=PbO2+SO2
SO2+H2O=H2SO3
H2SO3+Mg=MgSO3+H2
MgSO3=Mg+SO2
2SO2+O2=2SO3
SO3+H2O=H2SO4
3H2SO4+2Al=Al2(SO4)3+3H2