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2 Fe + 2 HSO = 2 FeSO + H2
CrO5 + H2SO4 + KI = I2 + Cr2(SO4)3 + K2SO4 + H2O =>
2 CrO5 + 10 H2SO4 + 14 KI = 7 I2 + Cr2(SO4)3 + 7 K2SO4 + 10 H2O
CuCO3 + HCl = CuCl2 + H2CO3 =>
CuCO3 + 2 HCl = CuCl2 + H2CO3
FeCl2 + HNO3 = Fe(NO3)2 + HCl =>
FeCl2 + 2 HNO3 = Fe(NO3)2 + 2 HCl
NaClO + H2O + S = Cl2 + Na2SO4 + NaOH =>
6 NaClO + 2 H2O + S = 3 Cl2 + Na2SO4 + 4 NaOH
SO2 + CO2 = CS2 + O2 =>
2 SO2 + CO2 = CS2 + 3 O2
CaOCl2 + HCl + FeCl2 = CaCl2 + FeCl3 + H2O =>
CaOCl2 + 2 HCl + 2 FeCl2 = CaCl2 + 2 FeCl3 + H2O
C3H7OH + K2Cr2O7 + H2SO4 = C3H6O + Cr2(SO4)3 + K2SO4 + H2O =>
3 C3H7OH + K2Cr2O7 + 4 H2SO4 = 3 C3H6O + Cr2(SO4)3 + K2SO4 + 7 H2O
KO2 + O2 = KO3 =>
2 KO2 + O2 = 2 KO3
H3AsO4 + Zn + HCl = AsH3 + ZnCl2 + H2O =>
H3AsO4 + 4 Zn + 8 HCl = AsH3 + 4 ZnCl2 + 4 H2O
HNO3 + Ar = Ar(NO3)2 + NO2 + H2O =>
4 HNO3 + Ar = Ar(NO3)2 + 2 NO2 + 2 H2O
C2H2 + MnO4{-} + H{+} = CO2 + Mn{2+} + H2O =>
C2H2 + 2 MnO4{-} + 6 H{+} = 2 CO2 + 2 Mn{2+} + 4 H2O
Zn(OH)2 + NaOH = NaZnOH + H2O2 =>
Zn(OH)2 + NaOH = NaZnOH + H2O2
KCIO4 + Zn + HCl = KCI + ZnCl2 + H2O =>
KCIO4 + 4 Zn + 8 HCl = KCI + 4 ZnCl2 + 4 H2O
H2O + CO2 = H + CO3 =>
H2O + CO2 = 2 H + CO3
Po4 = Po =>
Po4 = 4 Po
MnF3 + NaOH = Na2MnO4 + Mn(OH)2 + NaF + H2O =>
4 MnF3 + 14 NaOH = Na2MnO4 + 3 Mn(OH)2 + 12 NaF + 4 H2O
KOH + AlBr3 = Al(OH)3 + KBr =>
3 KOH + AlBr3 = Al(OH)3 + 3 KBr
AsS5 + HNO3 = H3AsO4 + HSO4 + NO2 + H2O =>
AsS5 + 40 HNO3 = H3AsO4 + 5 HSO4 + 40 NO2 + 16 H2O
HCl(aq) + BaCO3(s) = H2O(l) + CO2(g) + BaCl2 =>
2 HCl(aq) + BaCO3(s) = H2O(l) + CO2(g) + BaCl2
NaCl + KOH = KCl + NaOH =>
NaCl + KOH = KCl + NaOH
CrOH + HNO2 = CrNO2 + H2O =>
CrOH + HNO2 = CrNO2 + H2O
Al(s) + (CO3)(aq) = Al2(CO3)3(s) =>
2 Al(s) + 3(CO3)(aq) = Al2(CO3)3(s)
KF(aq) + CaI2(s) = KI(aq) + CaF2(s) =>
2 KF(aq) + CaI2(s) = 2 KI(aq) + CaF2(s)
Fe(OH)2 + NaOH = Na[Fe(OH)3] =>
Fe(OH)2 + NaOH = Na[Fe(OH)3]
NH4NO3 + KCl = KNO3 + NH4Cl =>
NH4NO3 + KCl = KNO3 + NH4Cl
ZnHCl = Zn + HCl =>
ZnHCl = Zn + HCl
CO2 + H2O = CH62 + O2 =>
2 CO2 + 62 H2O = 2 CH62 + 33 O2
Fe + I2 = FeI2 =>
Fe + I2 = FeI2
MnO2 + Al = Al2O3 + Mn =>
3 MnO2 + 4 Al = 2 Al2O3 + 3 Mn
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
NaNO3 + H2O = O2 + H2NaNO3 =>
2 NaNO3 + 2 H2O = O2 + 2 H2NaNO3
NaOH + HNO3 = NaNO3 + H2O =>
NaOH + HNO3 = NaNO3 + H2O
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
(NH4)2CO3 = NH3 + H2O + CO2 =>
(NH4)2CO3 = 2 NH3 + H2O + CO2
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
CH3CH2OH + O2(g) = CO2 + H2O =>
CH3CH2OH + 3 O2(g) = 2 CO2 + 3 H2O
CaH + PO4OH = HOH + CaPO4 =>
CaH + PO4OH = HOH + CaPO4
Mn(NO3)2 + Na3PO4 = Mn3(PO4)2 + NaNO3 =>
3 Mn(NO3)2 + 2 Na3PO4 = Mn3(PO4)2 + 6 NaNO3
KBr + CS2 = K2S + CBr4 =>
4 KBr + CS2 = 2 K2S + CBr4
Cu + Ag(No3) = Cu(No3) + Ag =>
Cu + Ag(No3) = Cu(No3) + Ag
Ba(OH)2ZnS2 = BaS2Zn(OH)2 =>
Ba(OH)2ZnS2 = BaS2Zn(OH)2
C3H8 + Cl = C + HCl =>
C3H8 + 8 Cl = 3 C + 8 HCl
HgI2 + KI = [HgI4]{-2} + K{+} =>
HgI2 + 2 KI = [HgI4]{-2} + 2 K{+}
K2MnO4 + NaSO3 + H2O = MnO2 + NaSO4 + KOH =>
K2MnO4 + NaSO3 + H2O = MnO2 + NaSO4 + 2 KOH
NiS + HNO3 + HCl = NO + S + NiCl2 + H2O =>
3 NiS + 2 HNO3 + 6 HCl = 2 NO + 3 S + 3 NiCl2 + 4 H2O
XeCl8 = Xe + Cl =>
XeCl8 = Xe + 8 Cl
Al + (CuCl)2 = (AlCl)3 + Cu =>
6 Al + 3(CuCl)2 = 2(AlCl)3 + 6 Cu
Fe + NaNO3 = Fe3O4 + NaNO2 =>
3 Fe + 4 NaNO3 = Fe3O4 + 4 NaNO2
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