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3 Cu + 2 Pb(NO3)3 = 2 Pb + 3 Cu(NO3)2
C2H3Br3 + KOH = CH3COOH + KBr + H2O =>
C2H3Br3 + 3 KOH = CH3COOH + 3 KBr + H2O
CaCO3 + NH4Cl = CO2 + H2O + CaCl2 + NH3 =>
CaCO3 + 2 NH4Cl = CO2 + H2O + CaCl2 + 2 NH3
NiSO4(aq)K2CO3(aq) = K2SO4(aq)NiCO3(s) =>
NiSO4(aq)K2CO3(aq) = K2SO4(aq)NiCO3(s)
Na(OH) + NiCl2 = NaCl + Ni(OH)2 =>
2 Na(OH) + NiCl2 = 2 NaCl + Ni(OH)2
Cr(NO3)3 + NaBiO3 + HNO3 = Na2Cr2O7 + NaNO3 + Bi(NO3)3 + H2O =>
2 Cr(NO3)3 + 3 NaBiO3 + 4 HNO3 = Na2Cr2O7 + NaNO3 + 3 Bi(NO3)3 + 2 H2O
Zn + HNO3 = Zn(NO3)2 + NO + H2O =>
3 Zn + 8 HNO3 = 3 Zn(NO3)2 + 2 NO + 4 H2O
HCHO + KMnO4 = K2CO3 + Mn2 + H2O + CO2 =>
7 HCHO + 4 KMnO4 = 2 K2CO3 + 2 Mn2 + 7 H2O + 5 CO2
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
Fe(NO3)3 + NH4OH = Fe(OH)3 + NH4NO3 =>
Fe(NO3)3 + 3 NH4OH = Fe(OH)3 + 3 NH4NO3
Na2HPO4 + Sr(OH)2 = SrHPO4 + NaOH =>
Na2HPO4 + Sr(OH)2 = SrHPO4 + 2 NaOH
HClO4(aq) = Cl2O7(g) + H2O(l) =>
2 HClO4(aq) = Cl2O7(g) + H2O(l)
Fe2 + H2O = FeO3 + H2 =>
Fe2 + 6 H2O = 2 FeO3 + 6 H2
C5H8O2 + ZnCl24H2O = Zn(C5H8O2)2 + Cl2 + H2O =>
2 C5H8O2 + ZnCl24H2O = Zn(C5H8O2)2 + 12 Cl2 + H2O
KC7H4O2COOH(aq) + NaOH(aq) = KNaC7H4O2COO(aq) + H2O(l) =>
KC7H4O2COOH(aq) + NaOH(aq) = KNaC7H4O2COO(aq) + H2O(l)
CH2CHCH2CH3 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + CH3CH2COOH + H2O =>
15 CH2CHCH2CH3 + 16 KMnO4 + 24 H2SO4 = 16 MnSO4 + 8 K2SO4 + 20 CH3CH2COOH + 24 H2O
Ni(NO2)2 + H2O = NiOHNO2 + HNO2 =>
Ni(NO2)2 + H2O = NiOHNO2 + HNO2
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
Fe + O + CH3COOH = Fe(OH)3 + CH3COO =>
Fe + 3 O + 3 CH3COOH = Fe(OH)3 + 3 CH3COO
Mg + H2SO4 = Mg(H2SO4)2 =>
Mg + 2 H2SO4 = Mg(H2SO4)2
NaAlO2 + H2O + CO2 = Al(OH)3 + Na2CO3 =>
2 NaAlO2 + 3 H2O + CO2 = 2 Al(OH)3 + Na2CO3
C3H8(g) + O2(g) = CO2(g) + H2O(l) =>
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4 H2O(l)
K[Cr(OH)4] + H2O = [Cr(H2O)(OH)3] + KOH =>
K[Cr(OH)4] + H2O = [Cr(H2O)(OH)3] + KOH
Na3PO4 + Cr(NO3)4 = Na3(NO3)4 + CrPO4 =>
Na3PO4 + Cr(NO3)4 = Na3(NO3)4 + CrPO4
CaCO3 + H3O = Ca2 + H2O + CO2 =>
2 CaCO3 + 4 H3O = Ca2 + 6 H2O + 2 CO2
Hydrogen2 + Bromine2 = HydrogenBromine =>
Hydrogen2 + Bromine2 = 2 HydrogenBromine
CH3CH2COOH + CH3OH = CH3CH2COOCH3 + H2O =>
CH3CH2COOH + CH3OH = CH3CH2COOCH3 + H2O
Sc + HNO3 = Sc(NO3)2 + NO2 + H2O =>
Sc + 4 HNO3 = Sc(NO3)2 + 2 NO2 + 2 H2O
K2Cr2O7 + Na2SO3 + H2O = Na2SO4 + Cr(OH)3 + KOH =>
K2Cr2O7 + 3 Na2SO3 + 4 H2O = 3 Na2SO4 + 2 Cr(OH)3 + 2 KOH
Cr2(SO4)3(aq) + Mg(s) = MgSO4(aq) + Cr(s) =>
Cr2(SO4)3(aq) + 3 Mg(s) = 3 MgSO4(aq) + 2 Cr(s)
Na2 + SO3 + O2 = Na2SO4 =>
2 Na2 + 2 SO3 + O2 = 2 Na2SO4
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
HC4H7O3 + NaOH = H2C4H7O4Na =>
HC4H7O3 + NaOH = H2C4H7O4Na
PbCO3 = PbO + CO2 =>
PbCO3 = PbO + CO2
Zh + HCl = ZhCl + H =>
Zh + HCl = ZhCl + H
Ca(OH)2(aq) + H2SO4(s) = CaSO4(aq) + H2O(l) =>
Ca(OH)2(aq) + H2SO4(s) = CaSO4(aq) + 2 H2O(l)
Na2O + MgBr2 = MgO + NaBr =>
Na2O + MgBr2 = MgO + 2 NaBr
K2CrO4 + Ca(NO3)2 = K(NO3) + CaCrO4 =>
K2CrO4 + Ca(NO3)2 = 2 K(NO3) + CaCrO4
FeCl3 + NH4SCN = NH4Cl + [Fe(SCN)6](NH4)3 =>
FeCl3 + 6 NH4SCN = 3 NH4Cl + [Fe(SCN)6](NH4)3
K2CrO4 + Na2SO3 + H2SO4 = K2SO4 + NaSO4 + Cr2(SO4)3 + H2O =>
4 K2CrO4 + 3 Na2SO3 + 13 H2SO4 = 4 K2SO4 + 6 NaSO4 + 2 Cr2(SO4)3 + 13 H2O
(Fe(H2O)5(OH)){2+} + Na2CO3 = Fe(OH)3 + Na{+} + CO2 + H2O =>
(Fe(H2O)5(OH)){2+} + Na2CO3 = Fe(OH)3 + 2 Na{+} + CO2 + 4 H2O
C3H5N3O9 = N2 + HOH + CO2 + O2 =>
4 C3H5N3O9 = 6 N2 + 10 HOH + 12 CO2 + O2
(NH4)2SO4(aq) + SrCl2(aq) = NH4Cl + SrSO4 =>
(NH4)2SO4(aq) + SrCl2(aq) = 2 NH4Cl + SrSO4
TiO2 + NaOH + H2O = Na2[Ti(OH)6] =>
TiO2 + 2 NaOH + 2 H2O = Na2[Ti(OH)6]
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
SO3 + CaCl2 = CaSO3 + Cl2 =>
SO3 + CaCl2 = CaSO3 + Cl2
Al + Fe203 = AlFe03 =>
203 Al + 3 Fe203 = 203 AlFe03
NiBr2Pb(C2H3O2)2 = Ni(C2H3O2)2PbBr2 =>
NiBr2Pb(C2H3O2)2 = Ni(C2H3O2)2PbBr2
Ca + No3 = Ca(No3) =>
Ca + No3 = Ca(No3)
CuCl2 + HCl = CuH + Cl =>
CuCl2 + HCl = CuH + 3 Cl
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