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shevchuks1455
@shevchuks1455
May 2022
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Допоможіть будь ласка!♥
Написати рівняння ряду перетворень:
1) P→PH3→P2O5→H3PO4→K3PO4
2)Fe→FeS→FeO→FeCl2
↓
FeSO4
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алинусиксова04
1)2P+3H2=2PH3
2PH3+4O2=P2O5+3H2O
P2O5+3H2O=2H3PO4
H3PO4+3KOH=K3PO4+3H2O
2)Fe+H2S=FeS+H2⬆️
2FeS+3O2=2FeO+2SO2
FeO+2HCl=FeCl2+H2O
Fe+H2SO2=FeSO4+H2⬆️
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Answers & Comments
2PH3+4O2=P2O5+3H2O
P2O5+3H2O=2H3PO4
H3PO4+3KOH=K3PO4+3H2O
2)Fe+H2S=FeS+H2⬆️
2FeS+3O2=2FeO+2SO2
FeO+2HCl=FeCl2+H2O
Fe+H2SO2=FeSO4+H2⬆️