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3 Zn + Fe2O3 = 2 Fe + 3 ZnO
Nb(NO3)3 + Al + K(OH) = Nb + NH3 + KAlO2 =>
Nb(NO3)3 + 9 Al + 9 K(OH) = Nb + 3 NH3 + 9 KAlO2
CH3CH2CHO + CU(OH)2 = CH3CH2COOH + CU2O + H2O =>
4 CH3CH2CHO + 6 CU(OH)2 = 5 CH3CH2COOH + 3 CU2O + 3 H2O
C3H8(g) + O2(g) = CO2(g) + H2O(l) =>
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4 H2O(l)
H2SO4 + ZINC = ZINC(SO4) + H2 =>
H2SO4 + ZINC = ZINC(SO4) + H2
CaCl2(ag) + NaHCO3(ag) = CO2(g) + CaCO3(ag) + NaCl(ag) + H2O =>
CaCl2(ag) + 2 NaHCO3(ag) = CO2(g) + CaCO3(ag) + 2 NaCl(ag) + H2O
MgO + HNo3 = Mg(No3)2 + H2O =>
MgO + 2 HNo3 = Mg(No3)2 + H2O
Fe2S2 + O2 = FeO + SO2 =>
Fe2S2 + 3 O2 = 2 FeO + 2 SO2
C10H18O4 + C8H18O = C26H40O4 + H2O =>
8 C10H18O4 + 3 C8H18O = 4 C26H40O4 + 19 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
CH3OH = CO + H2 =>
CH3OH = CO + 2 H2
Cu2O + SiO2 = Cu2Si2O5 =>
Cu2O + 2 SiO2 = Cu2Si2O5
K2CrO4 + BaCl2 = KCl + BaCrO4 =>
K2CrO4 + BaCl2 = 2 KCl + BaCrO4
HClO3 + Ni(OH)4 = NiClO3 + H(OH)4 =>
HClO3 + Ni(OH)4 = NiClO3 + H(OH)4
Fe(OH)2 + Al2O3 = Fe2O2 + Al(OH)3 =>
6 Fe(OH)2 + 2 Al2O3 = 3 Fe2O2 + 4 Al(OH)3
AlI + AgCl = AlCl + AgI =>
AlI + AgCl = AlCl + AgI
FeCl3 + C9H8O4 = FeC9H5O4 + Cl2 + H2 =>
2 FeCl3 + 2 C9H8O4 = 2 FeC9H5O4 + 3 Cl2 + 3 H2
NHPO + BaO = NHO + BaPO =>
NHPO + BaO = NHO + BaPO
K2Cr2O7 + H2SO4 + CH3CHOH = Cr2(SO4)3 + K2SO4 + CH3COCH3 + H2O =>
K2Cr2O7 + 4 H2SO4 + 18 CH3CHOH = Cr2(SO4)3 + K2SO4 + 12 CH3COCH3 + 13 H2O
AgNO3 = AgONO2 =>
AgNO3 = AgONO2
Dy + HCl = DyCl + H =>
Dy + HCl = DyCl + H
Na2B4O7 + FeO = Fe(BO2)2 + NaFeBO3 =>
Na2B4O7 + 3 FeO = Fe(BO2)2 + 2 NaFeBO3
Cr2S3 + O = Cr2O3 + SO2 =>
Cr2S3 + 9 O = Cr2O3 + 3 SO2
Pb(C2H3O2)4 + Cu(SO4) = Pb(SO4)2 + Cu(C2H3O2)2 =>
Pb(C2H3O2)4 + 2 Cu(SO4) = Pb(SO4)2 + 2 Cu(C2H3O2)2
HCl(aq) + Fe(s) = Fe3Cl2(aq) + H2(g) =>
2 HCl(aq) + 3 Fe(s) = Fe3Cl2(aq) + H2(g)
(NH4)3PO4(aq) + CrBr3(aq) = NH4Br(aq) + CrPO4(s) =>
(NH4)3PO4(aq) + CrBr3(aq) = 3 NH4Br(aq) + CrPO4(s)
Zn(OH)2 + HMnO4 = Zn(MnO4)2 + H2O =>
Zn(OH)2 + 2 HMnO4 = Zn(MnO4)2 + 2 H2O
Mn207 + H2O = MnO2 + H3O =>
Mn207 + 1242 H2O = 207 MnO2 + 828 H3O
N2Cl4 + CH4 = N2 + H2 + Cl4C =>
N2Cl4 + CH4 = N2 + 2 H2 + Cl4C
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
CuCl + NH3 = [Cu(NH3)2]Cl =>
CuCl + 2 NH3 = [Cu(NH3)2]Cl
Fe + O2 + H2O = Fe(OH)2(aq) =>
2 Fe + O2 + 2 H2O = 2 Fe(OH)2(aq)
HSO3{-} + H{+} = SO2 + H2O =>
HSO3{-} + H{+} = SO2 + H2O
Na2CO3 + H3PO4 = CO2 + H2O + Na3PO4 =>
3 Na2CO3 + 2 H3PO4 = 3 CO2 + 3 H2O + 2 Na3PO4
C6H5CHCl2 + KOH = C6H5CH(OH)2 + KCl =>
C6H5CHCl2 + 2 KOH = C6H5CH(OH)2 + 2 KCl
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Cu(NO3)2 + BaS = CuS + Ba(NO3)2 =>
Cu(NO3)2 + BaS = CuS + Ba(NO3)2
C9H15N6 + O2 = CO2 + H2O + N2 =>
4 C9H15N6 + 51 O2 = 36 CO2 + 30 H2O + 12 N2
AgNO3 + NaHCO3 = AgHCO3 + NaNO3 =>
AgNO3 + NaHCO3 = AgHCO3 + NaNO3
LiOH + NO2 + O2 = LiNO3 + H2O =>
4 LiOH + 4 NO2 + O2 = 4 LiNO3 + 2 H2O
Ni + CoCl3 = NiCl2 + Co =>
3 Ni + 2 CoCl3 = 3 NiCl2 + 2 Co
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
Cr2O3 + KNO3 + KOH = K2CrO4 + N2 + H2O =>
5 Cr2O3 + 6 KNO3 + 14 KOH = 10 K2CrO4 + 3 N2 + 7 H2O
K2CrO4 + BaI2 = BaCrO4 + KI =>
K2CrO4 + BaI2 = BaCrO4 + 2 KI
CrCl3 = Cr + Cl2 =>
2 CrCl3 = 2 Cr + 3 Cl2
Ca{2+} + SO4{2-} = CaSO4 =>
Ca{2+} + SO4{2-} = CaSO4
H2SO4 + NaCl = Na2(SO4) + HCl =>
H2SO4 + 2 NaCl = Na2(SO4) + 2 HCl
AgNO3 + KCI = AgCI + KNO3 =>
AgNO3 + KCI = AgCI + KNO3
Ag2CrO4 + NH4OH = Ag(NH3)2 + H2O + CrO4 =>
Ag2CrO4 + 4 NH4OH = 2 Ag(NH3)2 + 4 H2O + CrO4
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