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6 Fe + 4 Al2O3 = 3 Fe2O4 + 8 Al
NO3 + H2 = H2NO3 =>
NO3 + H2 = H2NO3
CuSO4 + Fe(OH)2 = Cu(OH)2 + FeSO4 =>
CuSO4 + Fe(OH)2 = Cu(OH)2 + FeSO4
Cl2 + Fe2O3 = O2 + FeCl2 =>
4 Cl2 + 2 Fe2O3 = 3 O2 + 4 FeCl2
N2H6SO4 + KMnO4 = N2 + H2SO4 + H2O + MnO2 + K =>
N2H6SO4 + KMnO4 = N2 + H2SO4 + 2 H2O + MnO2 + K
(NH4)2S + ZnBr2 = ZnS + NH4Br =>
(NH4)2S + ZnBr2 = ZnS + 2 NH4Br
MgI2 + Pb(NO3)2 = Mg(NO3)2 + PbI2 =>
MgI2 + Pb(NO3)2 = Mg(NO3)2 + PbI2
N2H5Cl + H2SO4 = N2 + H2O + HCl + SO2 =>
N2H5Cl + 2 H2SO4 = N2 + 4 H2O + HCl + 2 SO2
(NH4)2SO4 + H2O = SO4 + H3O + NH3 =>
(NH4)2SO4 + 2 H2O = SO4 + 2 H3O + 2 NH3
PbCO3(s) = PbO(s) + CO2(g) =>
PbCO3(s) = PbO(s) + CO2(g)
CH4(g) + O2(g) = CH2(g) + H2O(l) =>
2 CH4(g) + O2(g) = 2 CH2(g) + 2 H2O(l)
KOH + Fe2(SO4)3 = Fe(OH)3 + K2SO4 =>
6 KOH + Fe2(SO4)3 = 2 Fe(OH)3 + 3 K2SO4
Br2 + NiI3 = NiBr2 + I2 =>
2 Br2 + 2 NiI3 = 2 NiBr2 + 3 I2
CaC2 + H2O = C2H2CaO =>
CaC2 + H2O = C2H2CaO
V + P = VP2 =>
V + 2 P = VP2
Al2O3 + KOH + H2O = K3[Al(OH)6] =>
Al2O3 + 6 KOH + 3 H2O = 2 K3[Al(OH)6]
HNO3 + HCl + FeCl2 = FeCl32 + H2O + NO =>
10 HNO3 + 30 HCl + FeCl2 = FeCl32 + 20 H2O + 10 NO
MnO2 + HCl = Cl2 + MnCl2 + H2O =>
MnO2 + 4 HCl = Cl2 + MnCl2 + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CuI + LiAlH4 = AlI3 + Cu + H2 + LiI =>
4 CuI + LiAlH4 = AlI3 + 4 Cu + 2 H2 + LiI
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Al{3} + NH3 + H2O = Al(OH)3 + NH4{+} =>
Al{3} + 3 NH3 + 3 H2O = Al(OH)3 + 3 NH4{+}
BaCl2 + SO4 = Ba2SO4 + Cl =>
2 BaCl2 + SO4 = Ba2SO4 + 4 Cl
Ca(aq) + NaCO(aq) = CaCO(s) + Na =>
Ca(aq) + NaCO(aq) = CaCO(s) + Na
C6H5Cl + SiCl4 + Na = (C6H5)4Si + NaCl =>
4 C6H5Cl + SiCl4 + 8 Na = (C6H5)4Si + 8 NaCl
C8H8 + O2 = CO2 + H2 =>
C8H8 + 8 O2 = 8 CO2 + 4 H2
AgF + KNO2 = K2(AgF4) + AgNO2 + AgNO + Ag2O =>
8 AgF + 4 KNO2 = 2 K2(AgF4) + 3 AgNO2 + AgNO + Ag2O
KOH + Al2O3 + H2O = KAl(OH)4 =>
2 KOH + Al2O3 + 3 H2O = 2 KAl(OH)4
Mq + CuSO4 = MqSO4 + Cu =>
Mq + CuSO4 = MqSO4 + Cu
C5H11OH + O2 = CO2 + H2 =>
2 C5H11OH + 9 O2 = 10 CO2 + 12 H2
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
Cr(iii) + O2 = Cr2O3 =>
4 Cr(iii) + 3 O2 = 2 Cr2O3
Mg + CO3 = Mg(CO3) =>
Mg + CO3 = Mg(CO3)
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
MnO2 + NaOH + Br2 = Na2MnO4 + NaBr + H2O =>
MnO2 + 4 NaOH + Br2 = Na2MnO4 + 2 NaBr + 2 H2O
Pb(ll) + Cl = PbCl =>
Pb(ll) + Cl = PbCl
Br2 + NiI3 = I + NiBr2 =>
Br2 + NiI3 = 3 I + NiBr2
H2S + Pd(OH)4 = PdS2 + H2O =>
2 H2S + Pd(OH)4 = PdS2 + 4 H2O
Zr + O = ZrO2 =>
Zr + 2 O = ZrO2
NaCO2 + HCl = HCO2 + NaCl =>
NaCO2 + HCl = HCO2 + NaCl
Cr2O3 + Ca(OH)2 = Ca3(CrO3)2 + H2O =>
Cr2O3 + 3 Ca(OH)2 = Ca3(CrO3)2 + 3 H2O
SiO2 + C = CO2 + Si =>
SiO2 + C = CO2 + Si
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
nitrogenmonoxide + carbonmonoxide = nitrogen + carbondioxide =>
2 NO + 2 CO = N2 + 2 CO2
Ba{2+} + SO4{2-} = BaSO4 =>
Ba{2+} + SO4{2-} = BaSO4
ArOH + Na2CO3 = NaHCO3 + ArONa =>
ArOH + Na2CO3 = NaHCO3 + ArONa
Mg(OH)2 + HNO3 = H2O + Mg(NO3)2 =>
Mg(OH)2 + 2 HNO3 = 2 H2O + Mg(NO3)2
Br2 + NiI3 = Br2I3 + Ni =>
Br2 + NiI3 = Br2I3 + Ni
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
C7H14 + Br2 = C8H14Br2 + H =>
8 C7H14 + 7 Br2 = 7 C8H14Br2 + 14 H
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