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2 HCl + CaCO3 = CaCl2 + H2O + CO2
Na2O2 + H2SO4 = Na2SO4 + H2O2 =>
Na2O2 + H2SO4 = Na2SO4 + H2O2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
Na + OH = NaOH =>
Na + OH = NaOH
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
H2S + O2 = H2O + S =>
2 H2S + O2 = 2 H2O + 2 S
C2H6 + Cl2 = C2H5Cl + HCl =>
C2H6 + Cl2 = C2H5Cl + HCl
Al + AgCl = AlCl3 + Ag =>
Al + 3 AgCl = AlCl3 + 3 Ag
KNO2 + H2SO4 + KY = K2SO4 + H2O + NO + Y2 =>
2 KNO2 + 2 H2SO4 + 2 KY = 2 K2SO4 + 2 H2O + 2 NO + Y2
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
Al + LiOH + H2O = LiAl(OH)4 + H2 =>
2 Al + 2 LiOH + 6 H2O = 2 LiAl(OH)4 + 3 H2
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Cu2O(s) + C(s) = Cu(s) + CO(g) =>
Cu2O(s) + C(s) = 2 Cu(s) + CO(g)
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
PbCl4 + NH4Cl = (NH4)2PbCl6 =>
PbCl4 + 2 NH4Cl = (NH4)2PbCl6
NaOH + HNO3 = NaNO3 + HOH =>
NaOH + HNO3 = NaNO3 + HOH
CrO2{-} + ClO{-} + OH{-} = CrO4{2-} + Cl{-} + H2O =>
2 CrO2{-} + 3 ClO{-} + 2 OH{-} = 2 CrO4{2-} + 3 Cl{-} + H2O
MnO4 + I = MnO2 + IO3 =>
3 MnO4 + 2 I = 3 MnO2 + 2 IO3
Fe2O3 = Fe + O2 =>
2 Fe2O3 = 4 Fe + 3 O2
KL + Pb(NO3)2 = KNO3 + PbL2 =>
2 KL + Pb(NO3)2 = 2 KNO3 + PbL2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe(OH)2 + H2O2 = Fe(OH)3 =>
2 Fe(OH)2 + H2O2 = 2 Fe(OH)3
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
KL + Pb(NO3)2 = KNO3 + PbL2 =>
2 KL + Pb(NO3)2 = 2 KNO3 + PbL2
NaCr + Br2 + NaOH = NaCrO4 + NaBr + H2O =>
NaCr + 4 Br2 + 8 NaOH = NaCrO4 + 8 NaBr + 4 H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
CuO = Cu + O2 =>
2 CuO = 2 Cu + O2
(NH4)2S + HCl = NH4Cl + H2S =>
(NH4)2S + 2 HCl = 2 NH4Cl + H2S
KHCO3 + HNO3 = KNO3 + H2O + CO2 =>
KHCO3 + HNO3 = KNO3 + H2O + CO2
K2O + SO3 = K2SO4 =>
K2O + SO3 = K2SO4
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
CuO + H2O = Cu(OH)2 =>
CuO + H2O = Cu(OH)2
H2(g) + Cl2(g) = HCl(g) =>
H2(g) + Cl2(g) = 2 HCl(g)
C + H2O = CH4 + CO2 =>
2 C + 2 H2O = CH4 + CO2
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
C + H2O = CH4 + CO2 =>
2 C + 2 H2O = CH4 + CO2
Al(s) + HCl(aq) = AlCl3(aq) + H2(g) =>
2 Al(s) + 6 HCl(aq) = 2 AlCl3(aq) + 3 H2(g)
S8 + HNO3 = H2SO4 + NO2 + H2O =>
S8 + 48 HNO3 = 8 H2SO4 + 48 NO2 + 16 H2O
Al2O3 + HNO3 = Al(NO3)3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
K2S + HCl = KCl + H2S =>
K2S + 2 HCl = 2 KCl + H2S
Cl2 + I{-} = I2 + Cl{-} =>
Cl2 + 2 I{-} = I2 + 2 Cl{-}
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
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