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(NH4)2(Cr2O7) = N2 + 4 H2O + Cr2O3
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Co(H2O)6{3+} + H2O = Co(H2O)6{2+} + H{+} + O2 =>
4 Co(H2O)6{3+} + 2 H2O = 4 Co(H2O)6{2+} + 4 H{+} + O2
CuO + H2O + CO2 = (CuOH)2CO3 =>
2 CuO + H2O + CO2 = (CuOH)2CO3
Au(OH)3 + H3AsO4 = (Au)3(AsO4)3 + H2O =>
3 Au(OH)3 + 3 H3AsO4 = (Au)3(AsO4)3 + 9 H2O
NaClO4 + KI + HCl = NaCl + KCl + H2O + I2 =>
NaClO4 + 8 KI + 8 HCl = NaCl + 8 KCl + 4 H2O + 4 I2
Zn + H3PO4 = Zn3(PO4)2 + H2 = =>
3 Zn + 2 H3PO4 = Zn3(PO4)2 + 3 H2
NaSO4 + AgNO3 = Ag2SO4 + Na(NO3)2 =>
NaSO4 + 2 AgNO3 = Ag2SO4 + Na(NO3)2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
MgBr2 + ZnPO4 = MgPO4 + ZnBr2 =>
MgBr2 + ZnPO4 = MgPO4 + ZnBr2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
C2H4 + O2 + HCl = C2H4Cl2 + H2O =>
2 C2H4 + O2 + 4 HCl = 2 C2H4Cl2 + 2 H2O
C2H4 + HCl + O2 = ClCH2CH2Cl + H2O =>
2 C2H4 + 4 HCl + O2 = 2 ClCH2CH2Cl + 2 H2O
MgBr2 + ZnPO4 = MgPO4 + ZnBr2 =>
MgBr2 + ZnPO4 = MgPO4 + ZnBr2
KOH + K2SO4 = KHSO4 + K2O =>
KOH + K2SO4 = KHSO4 + K2O
CuCO3 + HCl = CuCl2 + CO2 + H2O =>
CuCO3 + 2 HCl = CuCl2 + CO2 + H2O
MgBr2 + ZnPO4 = MgPO4 + ZnBr2 =>
MgBr2 + ZnPO4 = MgPO4 + ZnBr2
C2H4 + HCl + O2 = C2H3Cl + H2O =>
2 C2H4 + 2 HCl + O2 = 2 C2H3Cl + 2 H2O
CuCl2 + SO2 + H2O = CuCl + H2SO4 + HCl =>
2 CuCl2 + SO2 + 2 H2O = 2 CuCl + H2SO4 + 2 HCl
Li2CO3 + Fe(NO3)2 = LiNO3 + FeCO3 =>
Li2CO3 + Fe(NO3)2 = 2 LiNO3 + FeCO3
CaCl2 + CuI2 = CuCl2 + CaI2 =>
CaCl2 + CuI2 = CuCl2 + CaI2
CrO4(aq) + Ba(aq) = BaCrO4(s) =>
CrO4(aq) + Ba(aq) = BaCrO4(s)
Fe(OH)3 + NaOH = Fe(OH)4 + Na =>
Fe(OH)3 + NaOH = Fe(OH)4 + Na
Fe(NO3)2 + H2O = Fe(OH)2 + HNO3 =>
Fe(NO3)2 + 2 H2O = Fe(OH)2 + 2 HNO3
Al + FH = AlF3 + H2 =>
2 Al + 6 FH = 2 AlF3 + 3 H2
TiCl4(g) + Mg = Ti + MgCl2 =>
TiCl4(g) + 2 Mg = Ti + 2 MgCl2
C2H4 + O2 + HCl = C2H4Cl2 + H2O =>
2 C2H4 + O2 + 4 HCl = 2 C2H4Cl2 + 2 H2O
AgINaS = AgSNaI =>
AgINaS = AgSNaI
ZnS + H2 = H2S + Zn =>
ZnS + H2 = H2S + Zn
NaSO4 + AgNO3 = Ag2SO4 + Na(NO3)2 =>
NaSO4 + 2 AgNO3 = Ag2SO4 + Na(NO3)2
K2SnO2 + HCl = SnCl2 + K2O + H2O =>
K2SnO2 + 2 HCl = SnCl2 + K2O + H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
H3AsO4 + Au(OH)3 = AuAsO4 + H2O =>
H3AsO4 + Au(OH)3 = AuAsO4 + 3 H2O
K2Cr2O7 + SnCl2 + HCl = K2(SnCl6) + SnCl4 + CrCl3 + H2O =>
K2Cr2O7 + 3 SnCl2 + 14 HCl = K2(SnCl6) + 2 SnCl4 + 2 CrCl3 + 7 H2O
H2S + V(OH)4 = VS2 + H2O =>
2 H2S + V(OH)4 = VS2 + 4 H2O
SO2 + HClO7 + H2O = H2SO4 + HCl =>
7 SO2 + HClO7 + 7 H2O = 7 H2SO4 + HCl
Ca(NO3)2 + NaH2PO4 = CaH2PO4 + Na(NO3)2 =>
Ca(NO3)2 + NaH2PO4 = CaH2PO4 + Na(NO3)2
NaF + H2SO4 = NaHSO4 + HF =>
NaF + H2SO4 = NaHSO4 + HF
ZnCl2 + AgNO3 = Zn(NO3)2 + AgCl =>
ZnCl2 + 2 AgNO3 = Zn(NO3)2 + 2 AgCl
H2O + SO2 + O = H2SO4 =>
H2O + SO2 + O = H2SO4
Na2S + Ca(NO3)2 = CaS + NaNO3 =>
Na2S + Ca(NO3)2 = CaS + 2 NaNO3
Zn + K2(Cr2O7) + H2(SO4) = Zn(SO4) + Cr2(SO4)3 + K2(SO4) + H2O =>
3 Zn + K2(Cr2O7) + 7 H2(SO4) = 3 Zn(SO4) + Cr2(SO4)3 + K2(SO4) + 7 H2O
C2H5NO + NaOH = CH3COO + Na + NH3 =>
C2H5NO + NaOH = CH3COO + Na + NH3
N2H4 + O2 = N2 + H2O =>
N2H4 + O2 = N2 + 2 H2O
C + H2SO4 = CO2 + H2O + SO2 =>
C + 2 H2SO4 = CO2 + 2 H2O + 2 SO2
Cl2 + CuBr2 = CuCl + Br =>
Cl2 + 2 CuBr2 = 2 CuCl + 4 Br
C6H12COOH + Na2CO3 = C6H12COONa + H2O + CO2 =>
2 C6H12COOH + Na2CO3 = 2 C6H12COONa + H2O + CO2
H{+} + CrO4{-2} + NO2{-} = Cr{3+} + H2O + NO3{-} =>
10 H{+} + 2 CrO4{-2} + 3 NO2{-} = 2 Cr{3+} + 5 H2O + 3 NO3{-}
Fe(OH)3 + H2SO4 = Fe(HSO4)3 + H2O =>
Fe(OH)3 + 3 H2SO4 = Fe(HSO4)3 + 3 H2O
Na2S203 + Cl2 + H2O = Na2SO4 + HCl + H2SO4 =>
Na2S203 + 610 Cl2 + 812 H2O = Na2SO4 + 1220 HCl + 202 H2SO4
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