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3 Fe + 4 H2O = Fe3O4 + 4 H2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
CH3(CH2)3OH + NaBr = CH3(CH2)3Br + NaOH =>
CH3(CH2)3OH + NaBr = CH3(CH2)3Br + NaOH
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
Cr2(SO4)3*18H2O + Ca(OH)2 = Cr2(SO4)2(OH)2*H2O + CaSO4*H2O + H2O =>
Cr2(SO4)3*18H2O + Ca(OH)2 = Cr2(SO4)2(OH)2*H2O + CaSO4*H2O + 16 H2O
[Co(H2O)(NH3)5]Cl3 + NaNO2 = [Co(ONO)(NH3)5](NO2)2 + NaCl + H2O =>
[Co(H2O)(NH3)5]Cl3 + 3 NaNO2 = [Co(ONO)(NH3)5](NO2)2 + 3 NaCl + H2O
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
N2H4 + H2O2 = HNO3 + H2O =>
N2H4 + 7 H2O2 = 2 HNO3 + 8 H2O
C3H8 + O2 = CO + H20 =>
10 C3H8 + 15 O2 = 30 CO + 4 H20
H2S + O2 = H2O + SO2 =>
2 H2S + 3 O2 = 2 H2O + 2 SO2
C3H8 + O2 = CO + H2O =>
2 C3H8 + 7 O2 = 6 CO + 8 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
KOH + Cl2 = KClO3 + KCl + H20 =>
60 KOH + 30 Cl2 = 20 KClO3 + 40 KCl + 3 H20
NH4NO3 = H2O + N2O =>
NH4NO3 = 2 H2O + N2O
C9H8O + H2 = C9H10O =>
C9H8O + H2 = C9H10O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
[Co(H2O)(NH3)5]Cl3 + NaNO2 = [Co(ONO)(NH3)5](Cl)2 + NaCl + H2O =>
[Co(H2O)(NH3)5]Cl3 + NaNO2 = [Co(ONO)(NH3)5](Cl)2 + NaCl + H2O
CA(OH)2 + HNO3 = CA(NO3)2 + H2O =>
CA(OH)2 + 2 HNO3 = CA(NO3)2 + 2 H2O
KBr + KBrO3 + HNO3 = Br2 + KNO3 + H2O =>
5 KBr + KBrO3 + 6 HNO3 = 3 Br2 + 6 KNO3 + 3 H2O
Al2O3 + H2So4 = Al2(So4)3 + H2O =>
Al2O3 + 3 H2So4 = Al2(So4)3 + 3 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
C6H12O6 = C2H6O + CO2 =>
C6H12O6 = 2 C2H6O + 2 CO2
HNO3 + KCNS = HCNS + KNO3 =>
HNO3 + KCNS = HCNS + KNO3
SrO + H2O = Sr(OH)2 =>
SrO + H2O = Sr(OH)2
Cr2(SO4)3*18H2O + Ca(OH)2 = Cr2(SO4)2(OH)2*2H2O + CaSO4*H2O + H2O =>
Cr2(SO4)3*18H2O + Ca(OH)2 = Cr2(SO4)2(OH)2*2H2O + CaSO4*H2O + 15 H2O
Cr2(SO4)3*18H2O + Ca(OH)2 = Cr2(SO4)2(OH)2*H2O + CaSO4*H2O + H2O =>
Cr2(SO4)3*18H2O + Ca(OH)2 = Cr2(SO4)2(OH)2*H2O + CaSO4*H2O + 16 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Pb3O4 + HCl(conc) = PbCl2 + H2O + Cl2 =>
Pb3O4 + 8 HCl(conc) = 3 PbCl2 + 4 H2O + Cl2
PH3 + HCLO3 = HCL + H3PO4 =>
3 PH3 + 4 HCLO3 = 4 HCL + 3 H3PO4
CH3COOH + KOH = CH3COOK + H2O =>
CH3COOH + KOH = CH3COOK + H2O
CaCO3(s) + HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq) =>
CaCO3(s) + 2 HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq)
Cr2(SO4)3*18H2O + Ca(OH)2 = Cr2(SO4)2(OH)2*H2O + CaSO4*H2O + H2O =>
Cr2(SO4)3*18H2O + Ca(OH)2 = Cr2(SO4)2(OH)2*H2O + CaSO4*H2O + 16 H2O
Fe + H2O = FeO4 + H2 =>
Fe + 4 H2O = FeO4 + 4 H2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
CrCl3 + NaOH + H2O2 = Na2CrO4 + H2O + NaCl =>
2 CrCl3 + 10 NaOH + 3 H2O2 = 2 Na2CrO4 + 8 H2O + 6 NaCl
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
KI + H2O2 = KOH + I2 =>
2 KI + H2O2 = 2 KOH + I2
HOH + Cl2 = HCl + O2 =>
2 HOH + 2 Cl2 = 4 HCl + O2
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
C6H12O6 + (CH3CO)2O = C12H22O11 =>
4 C6H12O6 + 3(CH3CO)2O = 3 C12H22O11
NaHCO2 = H2 + NaCO2 =>
2 NaHCO2 = H2 + 2 NaCO2
H2O + KO2 = KOH + O2 =>
2 H2O + 4 KO2 = 4 KOH + 3 O2
(C2H5)2O + O2 = CO2 + H2O =>
(C2H5)2O + 6 O2 = 4 CO2 + 5 H2O
ZnS + HNO3 = Zn(NO3) + NO + S + H2O =>
3 ZnS + 4 HNO3 = 3 Zn(NO3) + NO + 3 S + 2 H2O
Zn(NO3)2 + KOH = KNO3 + Zn(OH)2 =>
Zn(NO3)2 + 2 KOH = 2 KNO3 + Zn(OH)2
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
NH4Cl + NaOH = NH3 + H2O + NaCl =>
NH4Cl + NaOH = NH3 + H2O + NaCl
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