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6 Zn + Fe2O6 = 3 Zn2O2 + 2 Fe
Na2SO4 + Ba(NO3)2 = BaSO4 + NaNO3 =>
Na2SO4 + Ba(NO3)2 = BaSO4 + 2 NaNO3
H2SO4 + NaHCO3 = H2CO3 + Na2SO4 =>
H2SO4 + 2 NaHCO3 = 2 H2CO3 + Na2SO4
Na2CO3 + H3PO4 = Na3PO4 + H2O + CO2 =>
3 Na2CO3 + 2 H3PO4 = 2 Na3PO4 + 3 H2O + 3 CO2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
Zn + Fe2O6 = Zn2O2 + Fe =>
6 Zn + Fe2O6 = 3 Zn2O2 + 2 Fe
As + NaClO + NaOH = Na3AsO4 + NaCl + H2O =>
2 As + 5 NaClO + 6 NaOH = 2 Na3AsO4 + 5 NaCl + 3 H2O
H2SO4 + Cr(OH)3 = Cr2(SO4)3 + H2O =>
3 H2SO4 + 2 Cr(OH)3 = Cr2(SO4)3 + 6 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Zn + HNO3 = NH4NO3 + Zn(NO3)2 + H2O =>
4 Zn + 10 HNO3 = NH4NO3 + 4 Zn(NO3)2 + 3 H2O
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
Na2CO3 + AgNO3 = NaNO3 + Ag2CO3 =>
Na2CO3 + 2 AgNO3 = 2 NaNO3 + Ag2CO3
Ge{4+} + Cd = Ge{2+} + Cd{2+} =>
Ge{4+} + Cd = Ge{2+} + Cd{2+}
HCH2CHCO2 + OH = CH2CHCO2 + H2O =>
HCH2CHCO2 + OH = CH2CHCO2 + H2O
WO3 + H2 = W + H2O =>
WO3 + 3 H2 = W + 3 H2O
Al2O3 + HNO3 = Al(NO3)3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O
Na2CO3 + H2 = Na + H2O + CO2 =>
Na2CO3 + H2 = 2 Na + H2O + CO2
NH3 + CH3COOH = CH3COO + NH4 =>
NH3 + CH3COOH = CH3COO + NH4
HCl + Ca = CaCl + H =>
HCl + Ca = CaCl + H
SO3 + Zn = ZnSO3 =>
SO3 + Zn = ZnSO3
AgNO3 = O2 + NO2 + Ag =>
2 AgNO3 = O2 + 2 NO2 + 2 Ag
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
HCl + Ca = CaCl + H =>
HCl + Ca = CaCl + H
K2O + HNO3 = KNO3 + H2O =>
K2O + 2 HNO3 = 2 KNO3 + H2O
C6H12OH + H2O = H2 + CO =>
2 C6H12OH + 10 H2O = 23 H2 + 12 CO
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Ca(OH)2 + NH4Cl = CaCl2 + NH4OH =>
Ca(OH)2 + 2 NH4Cl = CaCl2 + 2 NH4OH
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
HgO2H2 + H3PO4 = Hg3P2O8 + H2O =>
3 HgO2H2 + 2 H3PO4 = Hg3P2O8 + 6 H2O
H3PO4 + OH = PO4 + H2O =>
H3PO4 + 3 OH = PO4 + 3 H2O
Cu2S + O2 = CuO + SO2 =>
Cu2S + 2 O2 = 2 CuO + SO2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Cu2S + O2 = CuO + SO2 =>
Cu2S + 2 O2 = 2 CuO + SO2
SO2(g) + NaOH(s) = Na2SO3(s) + H2O =>
SO2(g) + 2 NaOH(s) = Na2SO3(s) + H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
OH{-} + H2O + H2BO3{-} + Al = BH4{-} + H2AlO3{-} =>
8 OH{-} + 7 H2O + 3 H2BO3{-} + 8 Al = 3 BH4{-} + 8 H2AlO3{-}
KOH + HI = H2O + KI =>
KOH + HI = H2O + KI
P + Fe2O6 = P4O10 + Fe =>
12 P + 5 Fe2O6 = 3 P4O10 + 10 Fe
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
P + Fe2O6 = P4O10 + Fe =>
12 P + 5 Fe2O6 = 3 P4O10 + 10 Fe
H2SO4 + Na2CO3 = CO2 + H2O + Na2SO4 =>
H2SO4 + Na2CO3 = CO2 + H2O + Na2SO4
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
H2 + J = HJ =>
H2 + 2 J = 2 HJ
Na2CrO4 + CH3COOH = H2CrO4 + NaCH3COO =>
Na2CrO4 + 2 CH3COOH = H2CrO4 + 2 NaCH3COO
Fe(OH)2 + H2O + O2 = Fe(OH)3 =>
4 Fe(OH)2 + 2 H2O + O2 = 4 Fe(OH)3
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