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2 Mg + O2 = 2 MgO
Na2S + I2 = Na2S{+} + I2{-} =>
Na2S + I2 = Na2S{+} + I2{-}
P + Mg = PMg =>
P + Mg = PMg
Na3PO4 + BaCl2 = Ba3(PO4)2 + NaCl =>
2 Na3PO4 + 3 BaCl2 = Ba3(PO4)2 + 6 NaCl
Na2CO3 + H2S = NaHCO3 + NaHS =>
Na2CO3 + H2S = NaHCO3 + NaHS
Cu(NO3)2 + KI = KNO3 + CuI + I2 =>
2 Cu(NO3)2 + 4 KI = 4 KNO3 + 2 CuI + I2
Fe(OH)3 + Li2SO4 = Fe(OH)3Li2SO4 =>
Fe(OH)3 + Li2SO4 = Fe(OH)3Li2SO4
Mg(HCO3)2(aq) + HCl(aq) = MgCl2 + CO2 + H2O =>
Mg(HCO3)2(aq) + 2 HCl(aq) = MgCl2 + 2 CO2 + 2 H2O
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Fe(CN)2 = Fe + C + N =>
Fe(CN)2 = Fe + 2 C + 2 N
HI(aq) + NaHCO3(aq) = NaI(aq) + CO2(g) + H2O(l) =>
HI(aq) + NaHCO3(aq) = NaI(aq) + CO2(g) + H2O(l)
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
Cu(OH)2 + NH3H2O = [Cu(NH3)4(H2O)2](OH)2 + H2O =>
Cu(OH)2 + 4 NH3H2O = [Cu(NH3)4(H2O)2](OH)2 + 2 H2O
Sn(OH)4 + H2SO4 = Sn2(SO4)4 + H2O =>
2 Sn(OH)4 + 4 H2SO4 = Sn2(SO4)4 + 8 H2O
Zn(HSO4)2 + Mg = Mg(HSO4)2 + Zn =>
Zn(HSO4)2 + Mg = Mg(HSO4)2 + Zn
SrO + Be(OH)2 = SrBeO2 + H2O =>
SrO + Be(OH)2 = SrBeO2 + H2O
Li2CO3 + NH4H2PO4 = Li4P2O7 + H2O + NH3 + CO2 =>
2 Li2CO3 + 2 NH4H2PO4 = Li4P2O7 + 3 H2O + 2 NH3 + 2 CO2
H2O + SO3 = H2SO4 =>
H2O + SO3 = H2SO4
CH3Br + NaOCH3 = CH3OCH3 + NaBr =>
CH3Br + NaOCH3 = CH3OCH3 + NaBr
PCl3 + NaOH = NaH2PO3 + NaCl + H2O =>
PCl3 + 4 NaOH = NaH2PO3 + 3 NaCl + H2O
C2H5 + HCl = C2H5Cl + H2 =>
2 C2H5 + 2 HCl = 2 C2H5Cl + H2
Fe + N2 + O2 = Fe2NO3 =>
4 Fe + N2 + 3 O2 = 2 Fe2NO3
SiCl4 + Ba = BaCl2 + Si =>
SiCl4 + 2 Ba = 2 BaCl2 + Si
MnO4{-} + S2O3{2-} + H{+} = MnO2 + SO4{2-} + H2O =>
8 MnO4{-} + 3 S2O3{2-} + 2 H{+} = 8 MnO2 + 6 SO4{2-} + H2O
CH2CHCH2CH3 + O2 = CO2 + H2O =>
CH2CHCH2CH3 + 6 O2 = 4 CO2 + 4 H2O
SbH3 + KMnO4 + H2SO4 = H3SbO4 + MnSO4 + K2SO4 + H2O =>
5 SbH3 + 8 KMnO4 + 12 H2SO4 = 5 H3SbO4 + 8 MnSO4 + 4 K2SO4 + 12 H2O
CC6H6O3 + O2 = CO + H2O =>
2 CC6H6O3 + 7 O2 = 14 CO + 6 H2O
PBBr2 + HCl = HBr + PBCl2 =>
PBBr2 + 2 HCl = 2 HBr + PBCl2
Al(s) + CuCl2(aq) = Cu(s) + AlCl3(aq) =>
2 Al(s) + 3 CuCl2(aq) = 3 Cu(s) + 2 AlCl3(aq)
CrO3 + Na2O = Na2CrO4 =>
CrO3 + Na2O = Na2CrO4
AuBr + CrF2 = AuF + CrBr2 =>
2 AuBr + CrF2 = 2 AuF + CrBr2
CHCH + O2 = C + H2O =>
2 CHCH + O2 = 4 C + 2 H2O
Ge + NH3 = Ge3N4 + H2 =>
3 Ge + 4 NH3 = Ge3N4 + 6 H2
Cu(HSO4)2 + NaOH = CuSO4 + Na2SO4 + H2O =>
Cu(HSO4)2 + 2 NaOH = CuSO4 + Na2SO4 + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
K2CrO4 + Ti(NO3)4 = Ti(CrO4)2 + KNO3 =>
2 K2CrO4 + Ti(NO3)4 = Ti(CrO4)2 + 4 KNO3
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
MgCl2 + N2OH = MgN2 + Cl2OH =>
MgCl2 + N2OH = MgN2 + Cl2OH
C2 + O2 = C4O2 =>
2 C2 + O2 = C4O2
SO42{-} + I{-} + H{+} = H2S + I2 + H2O =>
2 SO42{-} + 170 I{-} + 172 H{+} = 2 H2S + 85 I2 + 84 H2O
C2N2 + F2 = CF4 + NF3 =>
C2N2 + 7 F2 = 2 CF4 + 2 NF3
Fe + H{+} = Fe3{+} + H2 =>
6 Fe + 2 H{+} = 2 Fe3{+} + H2
C3H6 + H2O = C3H8 + O2 =>
2 C3H6 + 2 H2O = 2 C3H8 + O2
NaOH + C2H4O2 = CH3COONa + H2O =>
NaOH + C2H4O2 = CH3COONa + H2O
Cu2S + HNO3 = Cu(NO3)2 + CuSO4 + NO2 + H2O =>
Cu2S + 12 HNO3 = Cu(NO3)2 + CuSO4 + 10 NO2 + 6 H2O
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
Na2C2O4 + HNO2 + HCl = CO2 + NO + H2O + NaCl =>
Na2C2O4 + 2 HNO2 + 2 HCl = 2 CO2 + 2 NO + 2 H2O + 2 NaCl
Ca(ClO)3 = Ca + Cl + O =>
Ca(ClO)3 = Ca + 3 Cl + 3 O
Zn + NaNO3 + NaOH = Na2ZnO2 + NH3 + H2O =>
4 Zn + NaNO3 + 7 NaOH = 4 Na2ZnO2 + NH3 + 2 H2O
Pb(NO3)2(aq) = PbO2 + NO2(g) =>
Pb(NO3)2(aq) = PbO2 + 2 NO2(g)
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