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CaC2(s) + 2 H2O(l) = C2H2(g) + Ca(OH)2(s)
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Na2SO4 + Ba(NO3)2 = BaSO4 + NaNO3 =>
Na2SO4 + Ba(NO3)2 = BaSO4 + 2 NaNO3
Fe{2+} + ClO3{-} + H{+} = Fe{3+} + Cl{-} + H2O =>
6 Fe{2+} + ClO3{-} + 6 H{+} = 6 Fe{3+} + Cl{-} + 3 H2O
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
P8 + H2SO4 = H3PO4 + H2O + SO2 =>
P8 + 20 H2SO4 = 8 H3PO4 + 8 H2O + 20 SO2
CH3CH2CH3 + O2 = CO2 + H2O =>
CH3CH2CH3 + 5 O2 = 3 CO2 + 4 H2O
Sn + HNO3 + H2O = H2SnO3 + NO =>
3 Sn + 4 HNO3 + H2O = 3 H2SnO3 + 4 NO
H3PO4 + NH4OH = H2O + (NH4)3PO4 =>
H3PO4 + 3 NH4OH = 3 H2O + (NH4)3PO4
P + H2SO4 = H3PO4 + H2O + SO2 =>
2 P + 5 H2SO4 = 2 H3PO4 + 2 H2O + 5 SO2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
S + H2SO4 = H2O + SO2 =>
S + 2 H2SO4 = 2 H2O + 3 SO2
CuSO4 + KI + Na2S2O3 = CuI + K2SO4 + Na2S4O6 + NaI =>
2 CuSO4 + 4 KI + 2 Na2S2O3 = 2 CuI + 2 K2SO4 + Na2S4O6 + 2 NaI
MgSO4 + NH4OH = Mg(OH)2 + (NH4)2SO4 =>
MgSO4 + 2 NH4OH = Mg(OH)2 + (NH4)2SO4
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Mn(NO3)2 + PbO2 + HNO3 = HMnO4 + Pb(NO3)2 + H2O =>
2 Mn(NO3)2 + 5 PbO2 + 6 HNO3 = 2 HMnO4 + 5 Pb(NO3)2 + 2 H2O
H2SO4 + H2O = HSO4 + H3O =>
H2SO4 + H2O = HSO4 + H3O
C6H14 + O = CO2 + H2O =>
C6H14 + 19 O = 6 CO2 + 7 H2O
Sb2O5 + KI + HCl = SbCl3 + KCl + I2 + H2O =>
Sb2O5 + 4 KI + 10 HCl = 2 SbCl3 + 4 KCl + 2 I2 + 5 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
HSO4 + H2O = SO4 + H3O =>
HSO4 + H2O = SO4 + H3O
F2 + O2 = F2O =>
2 F2 + O2 = 2 F2O
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
H3PO4 + H2O = H2PO4 + H3O =>
H3PO4 + H2O = H2PO4 + H3O
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
P4 + I2 = PI3 =>
P4 + 6 I2 = 4 PI3
HSO4 + H2O = H2SO4 + OH =>
HSO4 + H2O = H2SO4 + OH
CO2 + H2 = C6H12O6 + O2 =>
6 CO2 + 6 H2 = C6H12O6 + 3 O2
FeCl2 + K2Cr2O7 + HCl = FeCl3 + KCl + CrCl3 + H2O =>
6 FeCl2 + K2Cr2O7 + 14 HCl = 6 FeCl3 + 2 KCl + 2 CrCl3 + 7 H2O
K + MgBr = KBr + Mg =>
K + MgBr = KBr + Mg
H3PO4 = H2PO4 + H =>
H3PO4 = H2PO4 + H
PCl5 = PCl3 + Cl2 =>
PCl5 = PCl3 + Cl2
CO + Cl2 = COCl2 =>
CO + Cl2 = COCl2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
HF = H + F =>
HF = H + F
NaCl + Ba(NO3)2 = Na(NO3)2 + BaCl =>
NaCl + Ba(NO3)2 = Na(NO3)2 + BaCl
SO3 + O2 = SO5 =>
SO3 + O2 = SO5
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
HF = H + F =>
HF = H + F
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
Pb(NO3)2(aq) + HCl(aq) = PbCl2(s) + HNO3(aq) =>
Pb(NO3)2(aq) + 2 HCl(aq) = PbCl2(s) + 2 HNO3(aq)
Zn + HNO3 = NO2 + H2O + Zn(NO3)2 =>
Zn + 4 HNO3 = 2 NO2 + 2 H2O + Zn(NO3)2
F2 + I2 = IF5 =>
5 F2 + I2 = 2 IF5
NH3 + HBr = NH4Br =>
NH3 + HBr = NH4Br
HBrO + NaOH = NaBr + OH =>
HBrO + NaOH = NaBr + 2 OH
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
C2H5OH + O2 = CO2 + H20 =>
10 C2H5OH + 15 O2 = 20 CO2 + 3 H20
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Zn + NaOH + H2O = Na2Zn(OH)4 + H2 =>
Zn + 2 NaOH + 2 H2O = Na2Zn(OH)4 + H2
Al(OH)3 + NaOH = NaAlO2 + H2O =>
Al(OH)3 + NaOH = NaAlO2 + 2 H2O
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