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2 Fe + 2 HMnO4 = 2 Fe(MnO4) + H2
KMnO4 + Na2SO3 + H2SO3 = MnSO4 + Na2SO4 + K2SO4 + H2O =>
2 KMnO4 + 2 Na2SO3 + 3 H2SO3 = 2 MnSO4 + 2 Na2SO4 + K2SO4 + 3 H2O
FeO + H2SO4 = Fe2(SO4)2 + H2O =>
2 FeO + 2 H2SO4 = Fe2(SO4)2 + 2 H2O
H2 + N = NH3 =>
3 H2 + 2 N = 2 NH3
HCl + Ca(IO3)2 + KI = KCl + CaCl + I2 + H2O =>
24 HCl + 2 Ca(IO3)2 + 22 KI = 22 KCl + 2 CaCl + 13 I2 + 12 H2O
BeOCa(OH)2 = Be(OH)2CaO =>
BeOCa(OH)2 = Be(OH)2CaO
K3[Fe(CN)6] + NH4CNS = (NH4)3[Fe(CN)6] + KCNS =>
K3[Fe(CN)6] + 3 NH4CNS = (NH4)3[Fe(CN)6] + 3 KCNS
Au + HCl = HAuCl =>
Au + HCl = HAuCl
SO2(g) + O2(g) + H2O(I) = H2SO4(I) =>
2 SO2(g) + O2(g) + 2 H2O(I) = 2 H2SO4(I)
NaOH + Ag2O = Na2O + AgOH =>
2 NaOH + Ag2O = Na2O + 2 AgOH
Fe3P2 + Al2(C2O4)3 = Fe(C2O4) + AlP =>
Fe3P2 + Al2(C2O4)3 = 3 Fe(C2O4) + 2 AlP
HNO3 + AI = N2O + AI(NO3)3 + H2O =>
30 HNO3 + 8 AI = 3 N2O + 8 AI(NO3)3 + 15 H2O
MgCl2 + CaS + H2O = H2S + Mg(OH)2 + CaCl2 =>
MgCl2 + CaS + 2 H2O = H2S + Mg(OH)2 + CaCl2
Mg + NaF = Na + MgF2 =>
Mg + 2 NaF = 2 Na + MgF2
Fe(OH)2 + NH4Br = FeBr2 + NH4OH =>
Fe(OH)2 + 2 NH4Br = FeBr2 + 2 NH4OH
NH3 + O2 = N2O3 + H2O =>
2 NH3 + 3 O2 = N2O3 + 3 H2O
NaCl + H2O = NaOH + Cl2 + H2 =>
2 NaCl + 2 H2O = 2 NaOH + Cl2 + H2
KOH + HBr = KBr + (H2)O =>
KOH + HBr = KBr + (H2)O
MgO + NaOH = MgO2 + NaH =>
MgO + NaOH = MgO2 + NaH
C2H4O + KMnO4 + H2SO4 = C2H4O2 + K2SO4 + MnSO4 + H2O =>
5 C2H4O + 2 KMnO4 + 3 H2SO4 = 5 C2H4O2 + K2SO4 + 2 MnSO4 + 3 H2O
BrOH + HNO3 = BrNO3 + H2O =>
BrOH + HNO3 = BrNO3 + H2O
Na2CO3 + H2O = H2CO3 + NaOH =>
Na2CO3 + 2 H2O = H2CO3 + 2 NaOH
NaNO2 + KMnO4 + H2SO4 = H2O + MnSO4 + Na2SO4 + K2SO4 + NO2 =>
10 NaNO2 + 2 KMnO4 + 8 H2SO4 = 8 H2O + 2 MnSO4 + 5 Na2SO4 + K2SO4 + 10 NO2
CuI2 + H2SO4 = SO2 + I2 + CuSO4 + H2O =>
CuI2 + 2 H2SO4 = SO2 + I2 + CuSO4 + 2 H2O
F + Cl = FCl =>
F + Cl = FCl
Cr2O3 + CS2 = Cr2S3 + CO2 =>
2 Cr2O3 + 3 CS2 = 2 Cr2S3 + 3 CO2
(NH4)2S + Fe(NO3)3 = Fe2S3 + NH4NO3 =>
3(NH4)2S + 2 Fe(NO3)3 = Fe2S3 + 6 NH4NO3
NiCl2 + KOH = KCl + Ni(OH)2 =>
NiCl2 + 2 KOH = 2 KCl + Ni(OH)2
NO2 + SIO2 = NO3 + SI =>
2 NO2 + SIO2 = 2 NO3 + SI
Cd(NO3)2 + NH4OH = Cd(OH)2 + NH4(NO3) =>
Cd(NO3)2 + 2 NH4OH = Cd(OH)2 + 2 NH4(NO3)
C6H14O7 + C12H22O11 + C6H15O7 = C23H51O25 =>
29 C6H14O7 + 11 C12H22O11 + 18 C6H15O7 = 18 C23H51O25
Mn + O22 = Mn2O7 =>
44 Mn + 7 O22 = 22 Mn2O7
NH3 + NaClO = NO + H2O + NaCl =>
2 NH3 + 5 NaClO = 2 NO + 3 H2O + 5 NaCl
AgNO3 = Ag2O + N02 + O2 =>
4 AgNO3 = 2 Ag2O + 2 N02 + 5 O2
Ba(HCO3)2 + LiOH = Li2CO3 + BaCO3 + H2O =>
Ba(HCO3)2 + 2 LiOH = Li2CO3 + BaCO3 + 2 H2O
MgO(s) + H2O(l) = Mg(aq) + OH(aq) =>
MgO(s) + H2O(l) = Mg(aq) + 2 OH(aq)
H(NO3) + CaCO3 = CO2 + H2O + Ca(NO3)2 =>
2 H(NO3) + CaCO3 = CO2 + H2O + Ca(NO3)2
C3H7COOH + C4H9OH = CH3COOC4H9 + H2O =>
2 C3H7COOH + C4H9OH = 2 CH3COOC4H9 + H2O
Na(CO3) + H2(SO4) = H2O + CO2 + Na(SO4) =>
Na(CO3) + H2(SO4) = H2O + CO2 + Na(SO4)
HCl + Mg = HClMg2 =>
HCl + 2 Mg = HClMg2
HCl + O = HClO =>
HCl + O = HClO
H2S + KOH = K2S + H2O =>
H2S + 2 KOH = K2S + 2 H2O
Zn(s) + C2 + O2 = ZnCO3 =>
2 Zn(s) + C2 + 3 O2 = 2 ZnCO3
Na2S2O3 = Na + Na2S4O6 =>
2 Na2S2O3 = 2 Na + Na2S4O6
CH4 + O2 = CH3CH2CH3 + H2O =>
3 CH4 + O2 = CH3CH2CH3 + 2 H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
Kr + Ar = ArKr =>
Kr + Ar = ArKr
At3(SbO3)7 + Sn(TeO4)2 = At2(TeO4)7 + Sn3(SbO3)4 =>
4 At3(SbO3)7 + 21 Sn(TeO4)2 = 6 At2(TeO4)7 + 7 Sn3(SbO3)4
Br2 + Ni = BrNi =>
Br2 + 2 Ni = 2 BrNi
Fe{+2} + OH{-} = Fe(OH)2 =>
Fe{+2} + 2 OH{-} = Fe(OH)2
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