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2 Ca(HCO3)2 + 3 HCOOH = 2 HCOOCa + 5 CO2 + 4 H2O
CH2OH(CHOH)4COOH + Ca(OH)2 = Ca(CH2OH(CHOH)4COO)2 + H2O =>
2 CH2OH(CHOH)4COOH + Ca(OH)2 = Ca(CH2OH(CHOH)4COO)2 + 2 H2O
H2[PO3H] + HgCl2 + H2O = Hg2Cl2 + H3PO4 + HCl =>
H2[PO3H] + 2 HgCl2 + H2O = Hg2Cl2 + H3PO4 + 2 HCl
Ni{2+} + NH3 = Ni(NH3)2{2+} =>
Ni{2+} + 2 NH3 = Ni(NH3)2{2+}
Zn(OH)2 + NH4OH + NH4 = Zn(NH3)4 + H2O =>
Zn(OH)2 + 2 NH4OH + 2 NH4 = Zn(NH3)4 + 4 H2O
KMnO4 + H2SO4 + NaNO2 = NaMnO4 + K2SO4 + HNO2 =>
2 KMnO4 + H2SO4 + 2 NaNO2 = 2 NaMnO4 + K2SO4 + 2 HNO2
KI + NaBrO3 + HCl = KCl + NaBr + H2O + I2 =>
6 KI + NaBrO3 + 6 HCl = 6 KCl + NaBr + 3 H2O + 3 I2
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
LiCl + Fe2(SO4)3 = FeCl3 + Li2SO4 =>
6 LiCl + Fe2(SO4)3 = 2 FeCl3 + 3 Li2SO4
FeCl2 + K2Cr2O7 + HCl = FeCl3 + KCl3 + CrCl3 + H2O =>
2 FeCl2 + K2Cr2O7 + 14 HCl = 2 FeCl3 + 2 KCl3 + 2 CrCl3 + 7 H2O
CuSO4 + NH4Cl = NH4SO4 + Cu + Cl =>
CuSO4 + NH4Cl = NH4SO4 + Cu + Cl
Na(OH) + H2SO4 = NaHSO4 + H2O =>
Na(OH) + H2SO4 = NaHSO4 + H2O
Mn(OH)3 + H{+} + I{-} = Mn2{+} + I2 + H2O =>
4 Mn(OH)3 + 12 H{+} + 10 I{-} = 2 Mn2{+} + 5 I2 + 12 H2O
Pb2OH + NaCl = NaClPb2OH =>
Pb2OH + NaCl = NaClPb2OH
C6H5SO3H + C18H29NaO3S = C6H5SO3 + C18H29NaO3SH =>
C6H5SO3H + C18H29NaO3S = C6H5SO3 + C18H29NaO3SH
CoCl2*6H20 + NH4Cl + NH4OH + H2O2 = (Co(NH3)4(H2O)2)Cl3 + H2O =>
2 CoCl2*6H20 + 2 NH4Cl + 6 NH4OH + 121 H2O2 = 2(Co(NH3)4(H2O)2)Cl3 + 244 H2O
NaCl + CaO = NaO2 + Ca2Cl =>
NaCl + 2 CaO = NaO2 + Ca2Cl
Ni2(Cr2O7)3 + Mg(NO3)2 = MgCr2O7 + Ni(NO3)3 =>
Ni2(Cr2O7)3 + 3 Mg(NO3)2 = 3 MgCr2O7 + 2 Ni(NO3)3
HC2H3O2 + Ca = Ca(C2H3O2)2 + H2 =>
2 HC2H3O2 + Ca = Ca(C2H3O2)2 + H2
HClMg = MgClH =>
HClMg = MgClH
CaCO = CaOC =>
CaCO = CaOC
Rn + F = RnF2 =>
Rn + 2 F = RnF2
B203(s) + HF(l) = BF3(g) + H20(l) =>
20 B203(s) + 12180 HF(l) = 4060 BF3(g) + 609 H20(l)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
(CH3COO)2Zn + CuSO4 = ZnSO4 + Cu(CH3COO)2 =>
(CH3COO)2Zn + CuSO4 = ZnSO4 + Cu(CH3COO)2
I2 + C6H14 = HI + C =>
7 I2 + C6H14 = 14 HI + 6 C
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
NO2 + H2O = NO + HNO3 =>
3 NO2 + H2O = NO + 2 HNO3
FeAg2 + HCl = FeCl2 + HAg =>
FeAg2 + 2 HCl = FeCl2 + 2 HAg
C17H35 + H2O = CO2 + H3O =>
C17H35 + 137 H2O = 17 CO2 + 103 H3O
Fe(NH4)2(SO4)2 + H2O = Fe(NH4)2(SO4)2*6H2O =>
Fe(NH4)2(SO4)2 + 6 H2O = Fe(NH4)2(SO4)2*6H2O
H2SO4(aq) + Ca(OH)2(s) = CaSO4(s) + H2O(aq) =>
H2SO4(aq) + Ca(OH)2(s) = CaSO4(s) + 2 H2O(aq)
CaCl2 + NH4OH = Ca(OH) + NH4Cl2 =>
CaCl2 + NH4OH = Ca(OH) + NH4Cl2
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Ni3 + N2 = Ni2N3 =>
4 Ni3 + 9 N2 = 6 Ni2N3
Cu(NO3)2 + Mn(OH) = Cu(OH)2 + Mn(NO3) =>
Cu(NO3)2 + 2 Mn(OH) = Cu(OH)2 + 2 Mn(NO3)
BaO2(s) = BaO(s) + O2(g) =>
2 BaO2(s) = 2 BaO(s) + O2(g)
C6H5COONa + H2SO4 = C6H5COOH + Na2SO4 =>
2 C6H5COONa + H2SO4 = 2 C6H5COOH + Na2SO4
HCl + NH4VO3 = NH4Cl + HVO3 =>
HCl + NH4VO3 = NH4Cl + HVO3
ZnCl2 + H3PO4 = Zn(PO4)2 + H3Cl =>
ZnCl2 + 2 H3PO4 = Zn(PO4)2 + 2 H3Cl
C2H5OH + KMnO4 + H2SO4 = CH3COOH + Mn2SO4 + K2SO4 + H2O =>
3 C2H5OH + 2 KMnO4 + 2 H2SO4 = 3 CH3COOH + Mn2SO4 + K2SO4 + 5 H2O
SO2 + Na2SO3 = Na2S + SO3 =>
3 SO2 + Na2SO3 = Na2S + 3 SO3
CH3C(CH3)CHCH2CHC(CH3)CH3 + KMnO4 + H2O = CH3C(CH3)C(OH)CH2C(OH)C(CH3)CH3 + MnO2 + KOH =>
3 CH3C(CH3)CHCH2CHC(CH3)CH3 + 4 KMnO4 + 2 H2O = 3 CH3C(CH3)C(OH)CH2C(OH)C(CH3)CH3 + 4 MnO2 + 4 KOH
PbCl2 + Li2SO4 = PbSO4 + LiCl =>
PbCl2 + Li2SO4 = PbSO4 + 2 LiCl
K2CrO4 + Cu2 + H2O = Cr(OH)3 + Cu(OH)2 + KOH =>
4 K2CrO4 + 3 Cu2 + 16 H2O = 4 Cr(OH)3 + 6 Cu(OH)2 + 8 KOH
N2O3 = NO + NO2 =>
N2O3 = NO + NO2
MnO2 + H2O + Cl2 = HMnO4 + HCl =>
2 MnO2 + 4 H2O + 3 Cl2 = 2 HMnO4 + 6 HCl
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