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CaCO3 + 2 KOH = Ca(OH)2 + K2(CO3)
Pb(NO3)2 + H2S = PbS + HNO3 =>
Pb(NO3)2 + H2S = PbS + 2 HNO3
FeO + HCl = FeCl3 + H2O + H =>
FeO + 3 HCl = FeCl3 + H2O + H
Li2SiO3 + H2O = LiHSiO3 + LiOH =>
Li2SiO3 + H2O = LiHSiO3 + LiOH
Na2HCO3 + HCl = NaCl + CO2 + H2O + H2 =>
2 Na2HCO3 + 4 HCl = 4 NaCl + 2 CO2 + 2 H2O + H2
FeO + H2O = Fe(OH)2 =>
FeO + H2O = Fe(OH)2
Na3PO4 + AgNO3 = NaNO3 + Ag3PO4 =>
Na3PO4 + 3 AgNO3 = 3 NaNO3 + Ag3PO4
PbSO3 + NaOH = Na2SO3 + Pb(OH)2 =>
PbSO3 + 2 NaOH = Na2SO3 + Pb(OH)2
H2S(g) + O2(g) = S(S) + H2O(l) =>
2 H2S(g) + O2(g) = S(S) + 2 H2O(l)
MgSO4 + FeBr2 = MgBr2 + FeSO4 =>
MgSO4 + FeBr2 = MgBr2 + FeSO4
MnSO4 + KOH + KClO3 = KCl + K2MnO4 + K2SO4 + H2O =>
3 MnSO4 + 12 KOH + 2 KClO3 = 2 KCl + 3 K2MnO4 + 3 K2SO4 + 6 H2O
N2(g) + O2(g) + H2O(g) = NH4NO3(g) =>
2 N2(g) + O2(g) + 4 H2O(g) = 2 NH4NO3(g)
Na3PO4 + CaF2 = NaF + Ca3(PO4)2 =>
2 Na3PO4 + 3 CaF2 = 6 NaF + Ca3(PO4)2
Na2CO3 + SrI2 = NaI + SrCO3 =>
Na2CO3 + SrI2 = 2 NaI + SrCO3
H2SO4 + K2CrO4 = H2O + K2Cr2O7 + K2SO4 =>
H2SO4 + 2 K2CrO4 = H2O + K2Cr2O7 + K2SO4
Cr2S3 + H2O = H2S + Cr2O3 =>
Cr2S3 + 3 H2O = 3 H2S + Cr2O3
Ca3(PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4
HgCl2 + KOH = HgO + KCl + H2O =>
HgCl2 + 2 KOH = HgO + 2 KCl + H2O
Pb(NO3)2 + NaN3 = Pb(N3)2 + NaNO3 =>
Pb(NO3)2 + 2 NaN3 = Pb(N3)2 + 2 NaNO3
CaO + C3H13NO2 = CaC3H13 + NO3 =>
CaO + C3H13NO2 = CaC3H13 + NO3
Ba(OH)2 + Na2S = Na(OH)2 + Ba2S =>
2 Ba(OH)2 + Na2S = 2 Na(OH)2 + Ba2S
KCl + Cu(OH)2 = K(OH)2 + CuCl =>
KCl + Cu(OH)2 = K(OH)2 + CuCl
Br2 + CuI2 = CuBr + I2 =>
Br2 + 2 CuI2 = 2 CuBr + 2 I2
KNO2 + KMnO4 + H2SO4 = KNO3 + K2SO4 + MnSO4 + H2O =>
5 KNO2 + 2 KMnO4 + 3 H2SO4 = 5 KNO3 + K2SO4 + 2 MnSO4 + 3 H2O
AlI3 + H2O = Al(OH)3 + HI =>
AlI3 + 3 H2O = Al(OH)3 + 3 HI
Na2[Sn(OH)6] + HCl = NaCl + SnCl4 + H2O =>
Na2[Sn(OH)6] + 6 HCl = 2 NaCl + SnCl4 + 6 H2O
Cr3O3 + Mg = Cr + MgO =>
Cr3O3 + 3 Mg = 3 Cr + 3 MgO
HCl + BaSO3 = BaCl2 + SO2 + H2O =>
2 HCl + BaSO3 = BaCl2 + SO2 + H2O
CH3CH2ClCH3OK = CH3CH2OKCH3Cl =>
CH3CH2ClCH3OK = CH3CH2OKCH3Cl
SO2 + Ba(OH)2 + O2 = BaSO4 + H2O =>
2 SO2 + 2 Ba(OH)2 + O2 = 2 BaSO4 + 2 H2O
Na3(PO4) + Mg(OH)2 = Mg3(PO4)2 + NaOH =>
2 Na3(PO4) + 3 Mg(OH)2 = Mg3(PO4)2 + 6 NaOH
HOCl + HCl + KI = H2O + KCl + I2 =>
HOCl + HCl + 2 KI = H2O + 2 KCl + I2
Sn + ZnSO4 = Zn + Sn2SO4 =>
2 Sn + ZnSO4 = Zn + Sn2SO4
O3 + AsH3 = As2O5 + H2O =>
8 O3 + 6 AsH3 = 3 As2O5 + 9 H2O
CaO + C3H13NO2 = CaC3H13 + NO3 =>
CaO + C3H13NO2 = CaC3H13 + NO3
CH3CHCHCH3 + KMnO4 + H2SO4 = CH3COOH + K2SO4 + MnO + H2O =>
5 CH3CHCHCH3 + 8 KMnO4 + 4 H2SO4 = 10 CH3COOH + 4 K2SO4 + 8 MnO + 4 H2O
MgCl2 + (CH3COO)2Hg = MgHg + CH3COOCl =>
MgCl2 + (CH3COO)2Hg = MgHg + 2 CH3COOCl
AlCl3(aq) + NH3H2O(aq) = Al(OH)3(s) + NH4Cl(aq) =>
AlCl3(aq) + 3 NH3H2O(aq) = Al(OH)3(s) + 3 NH4Cl(aq)
NaH + HOH = H2 + NaHO =>
NaH + HOH = H2 + NaHO
Cr2S3 + H2O = H2S + Cr2O3 =>
Cr2S3 + 3 H2O = 3 H2S + Cr2O3
KCl + Cu(OH)2 = K(OH)2 + CuCl =>
KCl + Cu(OH)2 = K(OH)2 + CuCl
Fe9 = Fe12 =>
4 Fe9 = 3 Fe12
CaO + C3H13NO2 = CaC3H13 + NO3 =>
CaO + C3H13NO2 = CaC3H13 + NO3
Na2CO3 + SrI2 = NaI + SrCO3 =>
Na2CO3 + SrI2 = 2 NaI + SrCO3
H2C2O4 + KOH = CO2 + H2O + K =>
H2C2O4 + 2 KOH = 2 CO2 + 2 H2O + 2 K
ZnS + HNO3 = ZnSO4 + NO + H2O =>
3 ZnS + 8 HNO3 = 3 ZnSO4 + 8 NO + 4 H2O
NaH + HOH = H2 + NaHO =>
NaH + HOH = H2 + NaHO
C3H6S + O2 = CO2 + H2O + SO3 =>
C3H6S + 6 O2 = 3 CO2 + 3 H2O + SO3
FeCl2 + HNO3 = Fe(NO3)3 + HCl + H2O + NO2 =>
FeCl2 + 4 HNO3 = Fe(NO3)3 + 2 HCl + H2O + NO2
NH4 + CH3CO2 = NH4CH3CO2 =>
NH4 + CH3CO2 = NH4CH3CO2
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