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2 HClO4 + CaO = CaCl2 + H2O + 4 O2
AgNO3 + S04 = Ag2S04 + NO3 =>
2 AgNO3 + S04 = Ag2S04 + 2 NO3
Cr(s) + HBr(aq) = CrBr2(aq) + H2(g) =>
Cr(s) + 2 HBr(aq) = CrBr2(aq) + H2(g)
FNaCl = NaFCl =>
FNaCl = NaFCl
C27H57 + O2 = CO2 + H2O =>
4 C27H57 + 165 O2 = 108 CO2 + 114 H2O
NaSO3 + K2Cr2O7 + H2SO4 = NaSO4 + Cr2(SO4)3 + KSO4 + H2O =>
2 NaSO3 + K2Cr2O7 + 5 H2SO4 = 2 NaSO4 + Cr2(SO4)3 + 2 KSO4 + 5 H2O
N2 + H2 = NH32 =>
N2 + 32 H2 = 2 NH32
CaO + C6H8O7 = Ca3(C6H5O7)2 + H2O =>
3 CaO + 2 C6H8O7 = Ca3(C6H5O7)2 + 3 H2O
HClO4 + SO3 = SO4 + Cl + H =>
HClO4 + 4 SO3 = 4 SO4 + Cl + H
CrO7{2-} + Fe{2+} + H{+} = Cr{3+} + Fe{3+} + H2O =>
CrO7{2-} + 9 Fe{2+} + 14 H{+} = Cr{3+} + 9 Fe{3+} + 7 H2O
MgO + HJ = MgJ2 + H2O =>
MgO + 2 HJ = MgJ2 + H2O
HNO3 + Ca = Ca(NO3) + NH4(NO3) + H2O =>
10 HNO3 + 8 Ca = 8 Ca(NO3) + NH4(NO3) + 3 H2O
X2 + R2 = XR =>
X2 + R2 = 2 XR
C9H20(g) + O2(g) = CO2 + H2O =>
C9H20(g) + 14 O2(g) = 9 CO2 + 10 H2O
Cu + Ag2SO4 = CuSO4 + Ag =>
Cu + Ag2SO4 = CuSO4 + 2 Ag
NH4{+} + CaO = Ca{2} + NH3 + H2O =>
2 NH4{+} + CaO = Ca{2} + 2 NH3 + H2O
HClO4 + SO3 = SO4 + Cl + H =>
HClO4 + 4 SO3 = 4 SO4 + Cl + H
AgNO3(aq)HBr(aq) = AgBrHNO3 =>
AgNO3(aq)HBr(aq) = AgBrHNO3
Cr2O3(s) + CO(s) = Cr(s) + CO2(g) =>
Cr2O3(s) + 3 CO(s) = 2 Cr(s) + 3 CO2(g)
Ca + Mg3(PO4)2 = Ca3(PO4)2 + Mg =>
3 Ca + Mg3(PO4)2 = Ca3(PO4)2 + 3 Mg
NaCl + FeSO4 = FeCl + NaSO4 =>
NaCl + FeSO4 = FeCl + NaSO4
Hg2O3 = Hg3 + O2 =>
6 Hg2O3 = 4 Hg3 + 9 O2
F{+2} + NaBr{+2} = Br{+2} + NaF{+2} =>
F{+2} + NaBr{+2} = Br{+2} + NaF{+2}
KOH + KClO3 = K2HClO4 =>
KOH + KClO3 = K2HClO4
(NH4)3PO4 + KOH = NH4(OH) + K3PO4 =>
(NH4)3PO4 + 3 KOH = 3 NH4(OH) + K3PO4
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
H2S(s) + O2(g) = SO2(g) + H2O(g) =>
2 H2S(s) + 3 O2(g) = 2 SO2(g) + 2 H2O(g)
Na2C2O4 + HCl = NaCl + H2C2O4 =>
Na2C2O4 + 2 HCl = 2 NaCl + H2C2O4
SnH4 + O2 = SnO2 + H2O =>
SnH4 + 2 O2 = SnO2 + 2 H2O
Hg2O3 = Hg + O =>
Hg2O3 = 2 Hg + 3 O
FeSO4 + NaOH = Fe(OH)2 + Na2SO4 =>
FeSO4 + 2 NaOH = Fe(OH)2 + Na2SO4
VOSO4 + KMnO4 + KOH = K3VO4 + K2MnO4 + K2SO4 + H2O =>
VOSO4 + KMnO4 + 6 KOH = K3VO4 + K2MnO4 + K2SO4 + 3 H2O
C2H4Br2 + NaOH = NaBr + C2H4(OH)2 =>
C2H4Br2 + 2 NaOH = 2 NaBr + C2H4(OH)2
CaCO3 + BaS = BaCO3 + CaS =>
CaCO3 + BaS = BaCO3 + CaS
C6H14 + Br2 = C6H5Br + HBr =>
C6H14 + 5 Br2 = C6H5Br + 9 HBr
Na2 + H2O = NaO + H2 =>
Na2 + 2 H2O = 2 NaO + 2 H2
Mn + HCe = MnCe + H =>
Mn + HCe = MnCe + H
Al(HSO3)3 + H2O = Al(OH)3 + H2SO3 =>
Al(HSO3)3 + 3 H2O = Al(OH)3 + 3 H2SO3
HC6H5CO2 + H2O = H3O + C6H5CO3 =>
HC6H5CO2 + 4 H2O = 3 H3O + C6H5CO3
Fe3(O4) + H2 = Fe + H2O =>
Fe3(O4) + 4 H2 = 3 Fe + 4 H2O
Cu(NO2)2 + H2 = Cu + NH3 + H2O =>
Cu(NO2)2 + 7 H2 = Cu + 2 NH3 + 4 H2O
HNO3 + Ca = Ca(NO3) + NH4(NO3) + H2O =>
10 HNO3 + 8 Ca = 8 Ca(NO3) + NH4(NO3) + 3 H2O
NaSO4 + SrOH = NaOH + SrSO4 =>
NaSO4 + SrOH = NaOH + SrSO4
EDTA + CaCl2 = CaEDTA + Cl2 =>
EDTA + CaCl2 = CaEDTA + Cl2
NaCl + KNo3 = NaNo3 + KCl =>
NaCl + KNo3 = NaNo3 + KCl
C6H6 + CI2 = C6H4CI2 + HCI =>
4 C6H6 + 9 CI2 = 3 C6H4CI2 + 12 HCI
Cl + O2 = Cl2O4 =>
2 Cl + 2 O2 = Cl2O4
Pb(N3)2 + Cr(MnO4)3 = Cr2O3 + MnO2 + Pb3O4 + NO =>
27 Pb(N3)2 + 44 Cr(MnO4)3 = 22 Cr2O3 + 132 MnO2 + 9 Pb3O4 + 162 NO
SO2 + NaMnO4 + H2O = Na2SO4 + MnSO4 + H2SO4 =>
5 SO2 + 2 NaMnO4 + 2 H2O = Na2SO4 + 2 MnSO4 + 2 H2SO4
H3C6H5O7 + OH = H2O + H2C6H3O6 =>
H3C6H5O7 + OH = 2 H2O + H2C6H3O6
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