Напишите уравнения следующих превращений: FeS →H2S →Na2s.
1) FeS+H2-> H2S+Fe
2)H2S+2NaCl->Na2S+2HCl
FeS+2HCl=FeCl2+H2S
H2S+NaOH=Na2S+H2O
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1) FeS+H2-> H2S+Fe
2)H2S+2NaCl->Na2S+2HCl
FeS+2HCl=FeCl2+H2S
H2S+NaOH=Na2S+H2O