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3 Fe{+2} + 4 Cr2O7{-2} + MnO4{-} = 8 CrO4{-2} + Mn{+4} + 3 Fe{+3}
Zn + H3PO4 = Zn(PO4)6 + H2 =>
Zn + 6 H3PO4 = Zn(PO4)6 + 9 H2
MgO + HCl = MgCl2 + H2O =>
MgO + 2 HCl = MgCl2 + H2O
Al2(CO3)3 + HCl + CaO = AlCl3 + CaCO3 + H2O =>
Al2(CO3)3 + 6 HCl + 3 CaO = 2 AlCl3 + 3 CaCO3 + 3 H2O
AgBr + Na2S2O3 = Na3AgS4O6 + NaBr =>
AgBr + 2 Na2S2O3 = Na3AgS4O6 + NaBr
KNO3 + (NH4)2SO4 = K2SO4 + NH4NO3 =>
2 KNO3 + (NH4)2SO4 = K2SO4 + 2 NH4NO3
H2SO4(aq) + NaOH(aq) = H2OH(aq) + NaSO4 =>
H2SO4(aq) + NaOH(aq) = H2OH(aq) + NaSO4
P + Fe2O3 = P4O10 + Fe3 =>
36 P + 30 Fe2O3 = 9 P4O10 + 20 Fe3
MnO2 + O3 + NaOH = NaMnO4 + H2O =>
2 MnO2 + O3 + 2 NaOH = 2 NaMnO4 + H2O
Mo(CO)6 + PIP = Mo(CO)4(PIP)2 + CO =>
Mo(CO)6 + 2 PIP = Mo(CO)4(PIP)2 + 2 CO
Mg(OH)2 + MgCl2 = MgO + HCl =>
Mg(OH)2 + MgCl2 = 2 MgO + 2 HCl
NaBO34(H2O) + KI + H2SO4 = Na2SO4 + K2SO4 + B2O3 + H2O + I2 =>
2 NaBO34(H2O) + 128 KI + 65 H2SO4 = Na2SO4 + 64 K2SO4 + B2O3 + 67 H2O + 64 I2
C8H10 + K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + C8H8O4 =>
3 C8H10 + 5 K2Cr2O7 + 20 H2SO4 = 5 K2SO4 + 5 Cr2(SO4)3 + 23 H2O + 3 C8H8O4
Al + NaBO2 = Al2O3 + B + Na2O =>
2 Al + 2 NaBO2 = Al2O3 + 2 B + Na2O
(C6H5)2CO + C6H5MgBr + HCl = (C6H5)3COH + MgBrCl =>
(C6H5)2CO + C6H5MgBr + HCl = (C6H5)3COH + MgBrCl
C6H8O7 + NaHCO3 = CO2 + H2O + Na6C6H5O7 =>
7 C6H8O7 + 36 NaHCO3 = 42 CO2 + 31 H2O + 6 Na6C6H5O7
Ba + H3PO4 = Ba2(PO4)3 + H2 =>
4 Ba + 6 H3PO4 = 2 Ba2(PO4)3 + 9 H2
C2H4O + O2 = C2O2 + H2O =>
2 C2H4O + 3 O2 = 2 C2O2 + 4 H2O
AgBr + Na2S2O3 = Na3AgS4O6 + NaBr =>
AgBr + 2 Na2S2O3 = Na3AgS4O6 + NaBr
K2Cr2O7 + H2S + HSO4 = K2SO4 + Cr2(SO4)3 + H2O =>
9 K2Cr2O7 + 10 H2S + 26 HSO4 = 9 K2SO4 + 9 Cr2(SO4)3 + 23 H2O
FeOHCl2 + HNO3 = FeCl3 + Fe(NO3)3 + H2O =>
3 FeOHCl2 + 3 HNO3 = 2 FeCl3 + Fe(NO3)3 + 3 H2O
CaBr2 + KHO = Ca(OH)2 + KBr =>
CaBr2 + 2 KHO = Ca(OH)2 + 2 KBr
C14H10O2 + BH4{-} + H2O = C14H14O2 + B(OH)4{-} =>
2 C14H10O2 + BH4{-} + 4 H2O = 2 C14H14O2 + B(OH)4{-}
Na2Cr2O7 + NaI + HCl = CrCl3 + I2 + NaCl + H2O =>
Na2Cr2O7 + 6 NaI + 14 HCl = 2 CrCl3 + 3 I2 + 8 NaCl + 7 H2O
I = I2 =>
2 I = I2
C3H7I + NaOH = CH3CH(OH)CH3 + NaI =>
C3H7I + NaOH = CH3CH(OH)CH3 + NaI
K2CrO4 + NiSO4 = NiCrO4 + K2SO4 =>
K2CrO4 + NiSO4 = NiCrO4 + K2SO4
K + H3O = KOH + H2 =>
K + H3O = KOH + H2
Fe(ClO3)3 + Ca = Ca(ClO3) + Fe =>
Fe(ClO3)3 + 3 Ca = 3 Ca(ClO3) + Fe
Ag + Sn = Ag3Sn =>
3 Ag + Sn = Ag3Sn
K2Cr2O7(aq) + NaOH(aq) = Na2CrO4 + KOH + H2O =>
K2Cr2O7(aq) + 4 NaOH(aq) = 2 Na2CrO4 + 2 KOH + H2O
Li(s) + AuCl2(aq) = LiCl(aq) + Au(s) =>
2 Li(s) + AuCl2(aq) = 2 LiCl(aq) + Au(s)
CH3COOH + NH4OH = CH3COONH4 + H2O =>
CH3COOH + NH4OH = CH3COONH4 + H2O
Pb(OH)4 + HCl = H2O + PbCl4 =>
Pb(OH)4 + 4 HCl = 4 H2O + PbCl4
Fe + CuO = Cu + FeO =>
Fe + CuO = Cu + FeO
NaCl + KNO3 = KNa + ClNO3 =>
NaCl + KNO3 = KNa + ClNO3
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
CU + Pb(NO3)2 = CU(NO3) + Pb =>
2 CU + Pb(NO3)2 = 2 CU(NO3) + Pb
Fe(C2O4)3{3+} + Cl{-} = FeCl3 + C2O4 =>
Fe(C2O4)3{3+} + 3 Cl{-} = FeCl3 + 3 C2O4
Ba(OH)2 + HC8H4O4 = C4H4O4 + Ba + H2O =>
5 Ba(OH)2 + 2 HC8H4O4 = 4 C4H4O4 + 5 Ba + 2 H2O
C3H4 + HBr = Br + C3H7 =>
C3H4 + 3 HBr = 3 Br + C3H7
C5H11OH + CuO = C5H11CHO + H2O + Cu =>
6 C5H11OH + 5 CuO = 5 C5H11CHO + 6 H2O + 5 Cu
K2CO3 + Sr(NO3)2 + Cr2O3 + (NH4)2HPO4 = KSrCr2(PO4)3 + CO2 + NH3 + H2O + NO2 =>
7 K2CO3 + 14 Sr(NO3)2 + 14 Cr2O3 + 42(NH4)2HPO4 = 14 KSrCr2(PO4)3 + 7 CO2 + 80 NH3 + 69 H2O + 32 NO2
NaCB11H12 + Na2B12H12 = Na4C2B34H36 =>
2 NaCB11H12 + Na2B12H12 = Na4C2B34H36
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
HCl + (MnO2)2 = MnCl2 + H2O + Cl =>
8 HCl + (MnO2)2 = 2 MnCl2 + 4 H2O + 4 Cl
Cr2(SO4)3 + KClO3 + K(OH) = K2CrO4 + KCl + K2SO4 + H2O =>
Cr2(SO4)3 + KClO3 + 10 K(OH) = 2 K2CrO4 + KCl + 3 K2SO4 + 5 H2O
Fe(s) + S(l) = Fe2S3(s) =>
2 Fe(s) + 3 S(l) = Fe2S3(s)
K2O*2Al2O3*CO2*5H2O = K2O + Al2O3 + CO2 + H2O =>
K2O*2Al2O3*CO2*5H2O = K2O + 2 Al2O3 + CO2 + 5 H2O
AlBr3 + Hg(NO3)2 = Al(NO3)3 + HgBr2 =>
2 AlBr3 + 3 Hg(NO3)2 = 2 Al(NO3)3 + 3 HgBr2
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