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Ca(s) + 2 H2O(l) = H2(s) + Ca(OH)2(s)
K2CO3 + HCOOH = KCOOH + H2CO3 =>
K2CO3 + 2 HCOOH = 2 KCOOH + H2CO3
NH4 + K2HgI4 + KOH = NH2HgI2 + K + KI + H2O =>
NH4 + K2HgI4 + 2 KOH = NH2HgI2 + 2 K + 2 KI + 2 H2O
P2O5 + HNO3 = HPO3 + N2O5 =>
P2O5 + 2 HNO3 = 2 HPO3 + N2O5
HNO3 + H2S = NO2 + H2O + S =>
2 HNO3 + H2S = 2 NO2 + 2 H2O + S
BF3 + H2O = HBF4 + H3BO3 =>
4 BF3 + 3 H2O = 3 HBF4 + H3BO3
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
KIO3(s) = KI + O2 =>
2 KIO3(s) = 2 KI + 3 O2
Fe(NO3)3 + HNO3 = Fe(NO3)4 + NO + H2O =>
3 Fe(NO3)3 + 4 HNO3 = 3 Fe(NO3)4 + NO + 2 H2O
FeSO4 + Fe(NO3)2 + H2SO4 = Fe2(SO4)3 + NO + H2O =>
5 FeSO4 + Fe(NO3)2 + 4 H2SO4 = 3 Fe2(SO4)3 + 2 NO + 4 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
HHO = H2 + O2 =>
2 HHO = 2 H2 + O2
NaHCO3 + Cu(NO3)2 = Cu(HCO3)2 + NaNO3 =>
2 NaHCO3 + Cu(NO3)2 = Cu(HCO3)2 + 2 NaNO3
C9H18O6 + H2O = C3H6O + H2O2 =>
C9H18O6 + 3 H2O = 3 C3H6O + 3 H2O2
K2Cr2O7 + HCl + Hg = CrCl3 + KCl + H2O + HgCl2 =>
K2Cr2O7 + 14 HCl + 3 Hg = 2 CrCl3 + 2 KCl + 7 H2O + 3 HgCl2
NH4OH + Ag = AgNH3 + H2O =>
NH4OH + Ag = AgNH3 + H2O
K4[Fe(SCN)6] + K2Cr2O7 + H2(S04) = Fe(SO4)3 + Cr2(S04)3 + CO2 + H2O + K2S04 + KNO3 =>
12 K4[Fe(SCN)6] + 161 K2Cr2O7 + 623 H2(S04) = 12 Fe(SO4)3 + 161 Cr2(S04)3 + 72 CO2 + 623 H2O + 149 K2S04 + 72 KNO3
K2Cr2O7 + H2SO4 + NaSO3 = K2SO4 + Cr2(SO4)3 + NaSO4 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 NaSO3 = K2SO4 + Cr2(SO4)3 + 3 NaSO4 + 4 H2O
MnO2(s) + Al(s) = Mn(s) + Al2O3(s) =>
3 MnO2(s) + 4 Al(s) = 3 Mn(s) + 2 Al2O3(s)
Mg(OH)2 + PbS = MgS + Pb(OH)2 =>
Mg(OH)2 + PbS = MgS + Pb(OH)2
H3PO4 + Ba(OH)2 = Ba3(PO4)2 + H2O =>
2 H3PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 H2O
N2O2 + H2O2 = HNO3 + N2O =>
3 N2O2 + H2O2 = 2 HNO3 + 2 N2O
Fe3O2 + Al3 = Al2O3 + Fe =>
9 Fe3O2 + 4 Al3 = 6 Al2O3 + 27 Fe
KMnO4 + Sn + KOH = K2MnO4 + K2[Sn(OH)4] =>
2 KMnO4 + Sn + 4 KOH = 2 K2MnO4 + K2[Sn(OH)4]
NaOH + AgC2H3O2 = AgOH + NaC2H3O2 =>
NaOH + AgC2H3O2 = AgOH + NaC2H3O2
C3H7OH + NH3 = CH3NH2 + H2O =>
C3H7OH + 3 NH3 = 3 CH3NH2 + H2O
Al2(Co3)3 + MgCl2 = AlCl3 + MgCo3 =>
Al2(Co3)3 + 3 MgCl2 = 2 AlCl3 + 3 MgCo3
KOH(aq) + AlCl3(aq) = KCl + Al(OH)3 =>
3 KOH(aq) + AlCl3(aq) = 3 KCl + Al(OH)3
SiF4 + CH3COOH = HF + CO + Si =>
SiF4 + CH3COOH = 4 HF + 2 CO + Si
CuO + HC2H3O2 = CuOH + C2H3O2 =>
CuO + HC2H3O2 = CuOH + C2H3O2
NH3 + CO2 = CN2H4O + H2O =>
2 NH3 + CO2 = CN2H4O + H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
HSbO3 + NaOH = NaSbO3 + H2O =>
HSbO3 + NaOH = NaSbO3 + H2O
Fe3O = Fe2 + O2 =>
2 Fe3O = 3 Fe2 + O2
Ne + W4 + S = NeWS =>
4 Ne + W4 + 4 S = 4 NeWS
(FeO(OH)) = Fe2O3 + H2O =>
2(FeO(OH)) = Fe2O3 + H2O
AlSO4 + RbOH = AlOH + RbSO4 =>
AlSO4 + RbOH = AlOH + RbSO4
KCl + Sb = SbCl + K =>
KCl + Sb = SbCl + K
CH1 + NaOH = NaC1 + H2O =>
CH1 + NaOH = NaC1 + H2O
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
HOCl + NaOH = NaClO + H2O =>
HOCl + NaOH = NaClO + H2O
C5H7O2N + O2 = CO2 + H2O + N2 =>
4 C5H7O2N + 23 O2 = 20 CO2 + 14 H2O + 2 N2
CaCO3 + H3PO4 = Ca3(PO4)2 + CO2 + H2O =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 CO2 + 3 H2O
H2O2 + C4H6O3 = C2H4O3 + H2O =>
2 H2O2 + C4H6O3 = 2 C2H4O3 + H2O
H2[PtCl6] + NaOH = Na2[PtCl6] + H2O =>
H2[PtCl6] + 2 NaOH = Na2[PtCl6] + 2 H2O
C4H6BaO4 + H2O = CH3COOH + Ba(OH)2 =>
C4H6BaO4 + 2 H2O = 2 CH3COOH + Ba(OH)2
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
C8H14 + O2 = CO2 + H249O =>
249 C8H14 + 1999 O2 = 1992 CO2 + 14 H249O
C6H6N2O2 + NaNO2 + HCl = C6H4N3O2 + H2O + Na + Cl =>
C6H6N2O2 + NaNO2 + 2 HCl = C6H4N3O2 + 2 H2O + Na + 2 Cl
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