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Fe2O3 + 3 H2SO4 = Fe2[SO4]3 + 3 H2O
He + N + Ta + I = He2N4Ta6I8 =>
2 He + 4 N + 6 Ta + 8 I = He2N4Ta6I8
HI + N2 = NH2 + I2 =>
4 HI + N2 = 2 NH2 + 2 I2
Al + NH4NO3 + H2SO4 = Al2(SO4)3 + N2 + H2O =>
2 Al + 3 NH4NO3 + 3 H2SO4 = Al2(SO4)3 + 3 N2 + 9 H2O
BaCl2 + K = BaK + Cl =>
BaCl2 + K = BaK + 2 Cl
SnCl2 + KCl = KCl*KSnCl3 =>
SnCl2 + 2 KCl = KCl*KSnCl3
NaCl + Pb(NO3)2 = Na(NO3)2 + ClPb =>
NaCl + Pb(NO3)2 = Na(NO3)2 + ClPb
NaNO3(s) = NaNO2(s) + O2(g) =>
2 NaNO3(s) = 2 NaNO2(s) + O2(g)
C2H4O + Ag(NH3)2OH = C2H7NO2 + Ag + NH3 + H2O =>
C2H4O + 2 Ag(NH3)2OH = C2H7NO2 + 2 Ag + 3 NH3 + H2O
Fe(NO3)3 + H2O = Fe(OH)3 + H2 + NO3 =>
2 Fe(NO3)3 + 6 H2O = 2 Fe(OH)3 + 3 H2 + 6 NO3
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
SO2 + Ba + O2 = BaSO4 =>
SO2 + Ba + O2 = BaSO4
C6H5NO2 + Al + KOH + H2O = C6H5NH2 + K2[Al(OH)4] =>
C6H5NO2 + 3 Al + 6 KOH + 4 H2O = C6H5NH2 + 3 K2[Al(OH)4]
KMnO4 + Na2SO3 + H2SO4 = MnO2 + Na2SO4 + K2SO4 + H2O =>
2 KMnO4 + 3 Na2SO3 + H2SO4 = 2 MnO2 + 3 Na2SO4 + K2SO4 + H2O
Mn + Zn(NO3)2 = Mn(NO3)2 + Zn =>
Mn + Zn(NO3)2 = Mn(NO3)2 + Zn
K(s) + Cr(s) + O2(g) = K2Cr2O7(g) =>
4 K(s) + 4 Cr(s) + 7 O2(g) = 2 K2Cr2O7(g)
Cd + H3PO4 = CdPO4 + H2 =>
2 Cd + 2 H3PO4 = 2 CdPO4 + 3 H2
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
MnCl2(H2O)4 + C5H8O2 = Mn(C5H7O2)2 + HCl + H2O =>
MnCl2(H2O)4 + 2 C5H8O2 = Mn(C5H7O2)2 + 2 HCl + 4 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Mg2 + HCl = MgCl2 + H2 =>
Mg2 + 4 HCl = 2 MgCl2 + 2 H2
NaBr + KIO3 = NaIO3 + KBr =>
NaBr + KIO3 = NaIO3 + KBr
Cs2CrO4 = Cs + CrO4 =>
Cs2CrO4 = 2 Cs + CrO4
H2SO4 + CaO = CaSO4 + H2O =>
H2SO4 + CaO = CaSO4 + H2O
Pb + H2O = H + PbO3 =>
Pb + 3 H2O = 6 H + PbO3
CH3COOH + KCN = CH3COOK + HCN =>
CH3COOH + KCN = CH3COOK + HCN
MgCl2 + KOH = Mg(OH)2 + K + Cl2 =>
MgCl2 + 2 KOH = Mg(OH)2 + 2 K + Cl2
C6H5OH + Mg = C6H5OMg + H2 =>
2 C6H5OH + 2 Mg = 2 C6H5OMg + H2
EuCl2 + MgSO4 = EuSO4 + MgCl2 =>
EuCl2 + MgSO4 = EuSO4 + MgCl2
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
HC + NaOH = NaC + H2O =>
HC + NaOH = NaC + H2O
I{-} + H2O2 + H{+} = I2 + H2O =>
2 I{-} + H2O2 + 2 H{+} = I2 + 2 H2O
Mg + HNO3 = Mg(NO3)2 + NO2*H2O =>
Mg + 4 HNO3 = Mg(NO3)2 + 2 NO2*H2O
(NH4)2S2O8 + H2O = NH4HSO4 + H2O2 =>
(NH4)2S2O8 + 2 H2O = 2 NH4HSO4 + H2O2
Mg + P4 = Mg3P2 =>
6 Mg + P4 = 2 Mg3P2
ZnI2 + NaOH = NaI + Zn(OH)2 =>
ZnI2 + 2 NaOH = 2 NaI + Zn(OH)2
C12H22O11 + H2O = (C6H12O6) =>
C12H22O11 + H2O = 2(C6H12O6)
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
LiBr + CO(SO3)2 = Li2(SO3)2 + COBr2 =>
2 LiBr + CO(SO3)2 = Li2(SO3)2 + COBr2
NaH2PO4 + NaF = Na2PFO3 + H2O =>
NaH2PO4 + NaF = Na2PFO3 + H2O
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
K2S2O8 + Ni(OH)2 + H2O = Ni(OH)4 + SO2 + K =>
K2S2O8 + 4 Ni(OH)2 + 4 H2O = 4 Ni(OH)4 + 2 SO2 + 2 K
Li(Cl) + Br2 = Li(Br) + Cl2 =>
2 Li(Cl) + Br2 = 2 Li(Br) + Cl2
Fe + Cl2 = FeCl1 =>
2 Fe + Cl2 = 2 FeCl1
KMnO4 + HCl = H2O + KCl + Cl + MnCl2 =>
KMnO4 + 8 HCl = 4 H2O + KCl + 5 Cl + MnCl2
H2SO4 + NH4OH = (NH4)2SO4 + HOH =>
H2SO4 + 2 NH4OH = (NH4)2SO4 + 2 HOH
KMnO4 + KOH + Na2S = H2O + K2MnO4 + Na2SO4 =>
8 KMnO4 + 8 KOH + Na2S = 4 H2O + 8 K2MnO4 + Na2SO4
Fe2S3 + Cl2 = FeCl3 + S2 =>
2 Fe2S3 + 6 Cl2 = 4 FeCl3 + 3 S2
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