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10 Fe2O3 + FeS = 7 Fe3O4 + SO2
Ca3(PO4)2(s) + H2SO4(l) = H3PO4(l) + CaSO4(s) =>
Ca3(PO4)2(s) + 3 H2SO4(l) = 2 H3PO4(l) + 3 CaSO4(s)
H{+} + NO2{-} + Cr2O72{-} = Cr3{+} + NO3{-} + H2O =>
10 H{+} + 427 NO2{-} + 6 Cr2O72{-} = 4 Cr3{+} + 427 NO3{-} + 5 H2O
C6H12O6 + H2O = C6H12O7 + H{+} + e =>
C6H12O6 + H2O = C6H12O7 + 2 H{+} + 2e
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
K2Cr2O7 + H2SO4 + H2O2 = CrO5 + K2SO4 + H2O =>
K2Cr2O7 + H2SO4 + 4 H2O2 = 2 CrO5 + K2SO4 + 5 H2O
Br + H2O = HBr + BrOH =>
2 Br + H2O = HBr + BrOH
SbCl3 + NaOH = SbOCl + NaCl + H2O =>
SbCl3 + 2 NaOH = SbOCl + 2 NaCl + H2O
NiSO4 + NH4OH = [Ni(NH3)6](OH)2 + (NH4)2SO4 + H2O =>
NiSO4 + 8 NH4OH = [Ni(NH3)6](OH)2 + (NH4)2SO4 + 6 H2O
NaCl + NH4Br = NCl + NaH4Br =>
NaCl + NH4Br = NCl + NaH4Br
HCl + CaCO3 + H2O = CO2 + CaCl2*6H2O =>
2 HCl + CaCO3 + 5 H2O = CO2 + CaCl2*6H2O
K2CO3 + NaNO3 = Na2CO3 + KNO3 =>
K2CO3 + 2 NaNO3 = Na2CO3 + 2 KNO3
KMnO4 + FeCl2 + H2SO4 = MnSO4 + Fe(SO4)3 + Cl2 + K2SO + H2O =>
6 KMnO4 + 8 FeCl2 + 33 H2SO4 = 6 MnSO4 + 8 Fe(SO4)3 + 8 Cl2 + 3 K2SO + 33 H2O
MnCl2 + CuF2 = MnF2 + CuCl2 =>
MnCl2 + CuF2 = MnF2 + CuCl2
Fe(NO3)3 + CO = Fe2O3 + CO2 + NO2 =>
2 Fe(NO3)3 + 3 CO = Fe2O3 + 3 CO2 + 6 NO2
Na2SO3 + HCl = NaCl + H2O + SO2 =>
Na2SO3 + 2 HCl = 2 NaCl + H2O + SO2
C4H10 + HBr = C4H9Br + H2 =>
C4H10 + HBr = C4H9Br + H2
Sr(NO3)2 + NaBr = SrBr + (NO3)2Na =>
Sr(NO3)2 + NaBr = SrBr + (NO3)2Na
SIO2 + HF = H2O + SIF4 =>
SIO2 + 4 HF = 2 H2O + SIF4
Li2SO4 + H2O = Li2SO4H2O =>
Li2SO4 + H2O = Li2SO4H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
C7H6O3 + CH3OH = C8H8O3 + H2O =>
C7H6O3 + CH3OH = C8H8O3 + H2O
Na3PO4 + Ca(OH)2 = Ca3(PO4)2 + NaOH =>
2 Na3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 NaOH
C2H4O + HCl = C2H5ClO =>
C2H4O + HCl = C2H5ClO
[Cr(OH)6]{-3} + Cl2 + OH{-} = CrO4{2-} + Cl{-} + H2O =>
2[Cr(OH)6]{-3} + 3 Cl2 + 4 OH{-} = 2 CrO4{2-} + 6 Cl{-} + 8 H2O
Na3N + H2SO4 = Na3SO4 + H2N =>
Na3N + H2SO4 = Na3SO4 + H2N
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
C2H2 + Br = C2H2Br =>
C2H2 + Br = C2H2Br
C4H10 + O = CO2 + H2O =>
C4H10 + 13 O = 4 CO2 + 5 H2O
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
Zn(NO3)2 + (NH4)2SO4 = ZnSO4 + NO3NH4 =>
Zn(NO3)2 + (NH4)2SO4 = ZnSO4 + 2 NO3NH4
Cu(s) + Mg(NO3)2(ac) = Mg(s) + Cu(NO3)2(ac) =>
Cu(s) + Mg(NO3)2(ac) = Mg(s) + Cu(NO3)2(ac)
H{+} + MoS4{2-} + H2SO4 = MoS3 + S + H2O =>
6 H{+} + 3 MoS4{2-} + H2SO4 = 3 MoS3 + 4 S + 4 H2O
HNO3(aq) + NaOH(aq) = H2O + NaNO3(aq) =>
HNO3(aq) + NaOH(aq) = H2O + NaNO3(aq)
Cl2 + H2 = HCl =>
Cl2 + H2 = 2 HCl
H2O2 + MnO2 = MnH2 + O2 =>
H2O2 + MnO2 = MnH2 + 2 O2
Sr(OH)2 + HNO2 = SrNO2 + H(OH)2 =>
Sr(OH)2 + HNO2 = SrNO2 + H(OH)2
Li2SO4 + H2O = Li2SO4H2O =>
Li2SO4 + H2O = Li2SO4H2O
CaO + Zn(OH)2 = ZnO + Ca(OH)2 =>
CaO + Zn(OH)2 = ZnO + Ca(OH)2
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
KI(aq) + PbSO4(s) = K2SO4 + PbI2 =>
2 KI(aq) + PbSO4(s) = K2SO4 + PbI2
Fe2O3 + FeS = Fe3O4 + SO2 =>
10 Fe2O3 + FeS = 7 Fe3O4 + SO2
C6H12O6 = C2H5OH + CO2 =>
C6H12O6 = 2 C2H5OH + 2 CO2
H2S + NaOH = Na2S + H2O* =>
H2S + 2 NaOH = Na2S + 2 H2O*
CaCO3 + BaCl + H2O = CaCl + Ba(OH)2 + CO2 =>
CaCO3 + BaCl + H2O = CaCl + Ba(OH)2 + CO2
K2Cr2O7 + SO2 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 SO2 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O
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