pomosh221314

17.11.2020 09:56 •  Химия

Fe2(SO4)3 → Fe(OH)3 → Fe2O3 → Fe(OH)3 → Fe(NO3)3 → Na FeO2

ZnO → Zn(OH)2 → K2[Zn(OH)4] → ZnCl2 → Zn(OH)2 → K2ZnO2

Na2CO3 → NaAlO2 → Na2SO4 → NaOH → NH3 · H2O → Al(OH)3

Na2ZnO2 → Zn(OH)2 →H2O → Al(OH)3 → KAlO2 → Al2O3

Cl2 → HCl → CuCl2 → HCl → NaCl → HCl

S → H2S → K2S → KI → HI → HNO3

FeS → H2S → Na2S → NaCl → CuCl2 → CuS

KCl → HCl → HNO3 → NaNO3 → HNO3 → Cu(NO3)2