Автор - nikita1504

Осуществите цепочку превращений
1) CaCo3-СаО-Са(ОН)2-CaCo3-Ca(HCO3)-CaCo3
2) P-P2O5-X-Ca(PO4)2- Ca(H2PO4)2
3)N2-NH3-NO-NO2-HNO3-AgNO3

Ответ

Автор - Eyes444
1. CaCo3=CaO+H2O
CaO+H2O->Ca(OH)2
2Ca(OH)2+CO2->2CaCO3+H2O
CaCO3+H2O+2CO2-> Ca(HCO3)2
Ca(HCO3)2=CaCO3+CO2+H2O
2.2P+5O2->P2O5
P2O5+3H2O-> 2H3PO4
2H3PO4+Ca3(OH)2->Ca3(PO4)2+H2O
Ca3(PO4)2+4H3PO4->3Ca(H2PO4)2
3. N2+3H2=2NH3
4NH3+SO2=4NO+6H2O
2NO+O2=2NO2
2NO2+H2=HNO2+HNO3
HNO3+Ag2O=2AgNO3+H2O

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