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2 Fe + 3 O + 3 H2O = 2 Fe(OH)3
HNO3 + Na2S2O4 = HNaS2O3 + NaNO3 + SO2 + H2O =>
3 HNO3 + 2 Na2S2O4 = HNaS2O3 + 3 NaNO3 + 2 SO2 + H2O
Na3PO4 + HCl = NaCl + H3PO4 =>
Na3PO4 + 3 HCl = 3 NaCl + H3PO4
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CuBr2 + NH4OH = H2O + Cu + NH3Br =>
CuBr2 + 2 NH4OH = 2 H2O + Cu + 2 NH3Br
KCO3{-2} + NaOH = KOH + NaCO3{-2} =>
KCO3{-2} + NaOH = KOH + NaCO3{-2}
FeCl3 + HCl = FeHCl4 =>
FeCl3 + HCl = FeHCl4
Ba(Cl2) + Mg(SO4) = Ba(SO4) + MgCl2 =>
Ba(Cl2) + Mg(SO4) = Ba(SO4) + MgCl2
KNO3 + CrSO4 + Na2CO3 = KNO2 + Na2CrO4 + Na2SO4 + CO2 =>
2 KNO3 + CrSO4 + 2 Na2CO3 = 2 KNO2 + Na2CrO4 + Na2SO4 + 2 CO2
Fe + O + H2O = FeO(OH) =>
2 Fe + 3 O + H2O = 2 FeO(OH)
NaBr + Cl = NaCl + Br =>
NaBr + Cl = NaCl + Br
FeCl3 + HCl = FeH3 + Cl2 =>
FeCl3 + 3 HCl = FeH3 + 3 Cl2
Ca(OH)2 + H3AsO4 = Ca(H2AsO4)2 + H2O =>
Ca(OH)2 + 2 H3AsO4 = Ca(H2AsO4)2 + 2 H2O
Fe + O + H2O = HFeO2 =>
2 Fe + 3 O + H2O = 2 HFeO2
Al2S3 = Al + S2 =>
2 Al2S3 = 4 Al + 3 S2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
FeCl3 + HCl = FeCl4{-} + H{+} =>
FeCl3 + HCl = FeCl4{-} + H{+}
Fe3O4(l) + CO(g) = FeO(l) + CO2(g) =>
Fe3O4(l) + CO(g) = 3 FeO(l) + CO2(g)
Cu(OH)2 + HNo3 = Cu(No3)2 + H2O =>
Cu(OH)2 + 2 HNo3 = Cu(No3)2 + 2 H2O
C8H17OH + C6H5COOH = C6H5COOC8H17 + H2O =>
C8H17OH + C6H5COOH = C6H5COOC8H17 + H2O
CoCl2 + NH3 = CoH2 + NCl3 =>
3 CoCl2 + 2 NH3 = 3 CoH2 + 2 NCl3
NaBr + Cl = NaCl + Br =>
NaBr + Cl = NaCl + Br
Na2O + CuCl2 = NaCl + CuO =>
Na2O + CuCl2 = 2 NaCl + CuO
HgCl2 + KI = HgI2 + KCl =>
HgCl2 + 2 KI = HgI2 + 2 KCl
Ba3(PO4)2 + H3PO4 = Ba(H2PO4)2 =>
Ba3(PO4)2 + 4 H3PO4 = 3 Ba(H2PO4)2
NO + H2O = HNO3 + H2 =>
2 NO + 4 H2O = 2 HNO3 + 3 H2
Na2CO3 + H3PO4 = H2O + NaH2PO4 + CO2 =>
Na2CO3 + 2 H3PO4 = H2O + 2 NaH2PO4 + CO2
CH3OOH + NaOH = CH3OONa + H2O =>
CH3OOH + NaOH = CH3OONa + H2O
Fe + O + H2O = FeOH2O =>
Fe + O + H2O = FeOH2O
FeCl3 + HCl = H[FeCl4] =>
FeCl3 + HCl = H[FeCl4]
CuCl2 + V2O3 = CuO + VCl3 =>
3 CuCl2 + V2O3 = 3 CuO + 2 VCl3
KOH = K2O + H2O =>
2 KOH = K2O + H2O
H3PO4 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
2 H3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 H2O
C3H7OH + K2Cr2O7 + H2SO4 = C2H5COOH + Cr2(SO4)3 + H2O + K2SO4 =>
3 C3H7OH + 2 K2Cr2O7 + 8 H2SO4 = 3 C2H5COOH + 2 Cr2(SO4)3 + 11 H2O + 2 K2SO4
Ca + NaNO2 = Na + CaNO2 =>
Ca + NaNO2 = Na + CaNO2
Fe + H2SO4 = Fe2(SO4) + H2 =>
2 Fe + H2SO4 = Fe2(SO4) + H2
KCrO2 + PbO2 + H2SO4 = K2Cr2O7 + PbSO4H2O =>
2 KCrO2 + 3 PbO2 + 3 H2SO4 = K2Cr2O7 + 3 PbSO4H2O
Mn2O3 + O2 = MnO2 =>
2 Mn2O3 + O2 = 4 MnO2
C3H5Br + Br2 = C3H3Br2 + H2 =>
2 C3H5Br + Br2 = 2 C3H3Br2 + 2 H2
Fe2(SO4)3 + BaCl2 = FeCl3 + BaSO4 =>
Fe2(SO4)3 + 3 BaCl2 = 2 FeCl3 + 3 BaSO4
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Fe2(SO4)3 + BaCl2 = FeCl3 + BaSO4 =>
Fe2(SO4)3 + 3 BaCl2 = 2 FeCl3 + 3 BaSO4
Fe + O + H2O = Fe2O3*4H2O =>
2 Fe + 3 O + 4 H2O = Fe2O3*4H2O
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
K2CO3 + Co(NO3)2 = KNO3 + CoCO3 =>
K2CO3 + Co(NO3)2 = 2 KNO3 + CoCO3
H3NO3 + Ag = Ag3(NO3)3 + H2 =>
6 H3NO3 + 6 Ag = 2 Ag3(NO3)3 + 9 H2
SO3(s) + H2O(i) = H2SO4(aq) =>
SO3(s) + H2O(i) = H2SO4(aq)
K(s) + Cl = KCl(s) =>
K(s) + Cl = KCl(s)
Ba(OH)2*8H2O = BaO + H2O =>
Ba(OH)2*8H2O = BaO + 9 H2O
Ca(HCrO4)2 + Ca(OH)2 = (CaOH)2CrO4 + H2O =>
Ca(HCrO4)2 + 3 Ca(OH)2 = 2(CaOH)2CrO4 + 2 H2O
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