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S2 + 2 H2O = 2 H2SO
FeSO4*7H2O + (NH4)2SO4 = (NH4)2Fe(SO4)2*6H2O + H2O =>
FeSO4*7H2O + (NH4)2SO4 = (NH4)2Fe(SO4)2*6H2O + H2O
HOCH2COOH + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 HOCH2COOH + 6 KMnO4 + 9 H2SO4 = 10 CO2 + 6 MnSO4 + 3 K2SO4 + 19 H2O
KCIO3 + S = KCI + SO =>
KCIO3 + 3 S = KCI + 3 SO
NH4(s) + NaOH(aq) = Na(aq) + NH3(aq) + H2O(aq) =>
NH4(s) + NaOH(aq) = Na(aq) + NH3(aq) + H2O(aq)
Ge(s) + S(g) = GeS2(s) =>
Ge(s) + 2 S(g) = GeS2(s)
ZnCO3 + HNO3 = Zn(NO3)2 + CO2 + H2O = =>
ZnCO3 + 2 HNO3 = Zn(NO3)2 + CO2 + H2O
CuCl + Na2B4O7*10H2O = Cu2O + NaCl + H3BO3 + H2O =>
2 CuCl + Na2B4O7*10H2O = Cu2O + 2 NaCl + 4 H3BO3 + 4 H2O
FeI + CuCl2 = FeCl2 + CuI =>
FeI + CuCl2 = FeCl2 + CuI
BaCl2(aq) + KBr(aq) = KCl(aq) + BaBr2(s) =>
BaCl2(aq) + 2 KBr(aq) = 2 KCl(aq) + BaBr2(s)
C6H12O6 + Ag2O(NH3) = Ag + C6H8O7 + NH3 + H2O =>
C6H12O6 + 3 Ag2O(NH3) = 6 Ag + C6H8O7 + 3 NH3 + 2 H2O
Rb + Si + O2 = RbSiO =>
2 Rb + 2 Si + O2 = 2 RbSiO
H2S2O3 + Cu(OH)2 = CuS2O3 + H2O =>
H2S2O3 + Cu(OH)2 = CuS2O3 + 2 H2O
BeO + CuCl = BeCl + CuO =>
BeO + CuCl = BeCl + CuO
NO(g) = N2(g) + O2(g) =>
2 NO(g) = N2(g) + O2(g)
NaCl + HBrO = NaBrO + HCl =>
NaCl + HBrO = NaBrO + HCl
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Mg(OH)2 + H2Cl = MgCl + H2O =>
Mg(OH)2 + H2Cl = MgCl + 2 H2O
Zn + AgNo5 = Ag + Zn(No3)2 =>
5 Zn + 6 AgNo5 = 6 Ag + 5 Zn(No3)2
Chlorine + potassiumiodide = iodine + potassiumchloride =>
Cl2 + 2 KI = I2 + 2 KCl
C6H18O4 + O2 = CO2 + H2O =>
2 C6H18O4 + 17 O2 = 12 CO2 + 18 H2O
H4TiO5 + Zn + H2SO4 = Ti2(SO4)3 + ZnSO4 + H2O =>
2 H4TiO5 + 3 Zn + 6 H2SO4 = Ti2(SO4)3 + 3 ZnSO4 + 10 H2O
ZnSO4 + K4[Fe(CN)6] = Zn4[Fe(CN)6]2 + K2SO4 =>
4 ZnSO4 + 2 K4[Fe(CN)6] = Zn4[Fe(CN)6]2 + 4 K2SO4
Ni(NO3)2 + Fe = Ni + Fe(NO3)2 =>
Ni(NO3)2 + Fe = Ni + Fe(NO3)2
Na2CO3 + H2SiO3 = Na2SiO3 + CO2 + H2O =>
Na2CO3 + H2SiO3 = Na2SiO3 + CO2 + H2O
Ai + O2 = AiO =>
2 Ai + O2 = 2 AiO
Na2CO3 + H3PO4 = Na2HPO4 + CO2 + H2O =>
Na2CO3 + H3PO4 = Na2HPO4 + CO2 + H2O
Fe(CN)6{3-} + S2O3{2-} = Fe(CN)6{4-} + S4O6{2-} =>
2 Fe(CN)6{3-} + 2 S2O3{2-} = 2 Fe(CN)6{4-} + S4O6{2-}
FeSO4 + NH3 + H2O = Fe(OH)2 + (NH4)2SO4 =>
FeSO4 + 2 NH3 + 2 H2O = Fe(OH)2 + (NH4)2SO4
Cr2O7 + I + H = Cr + I2H2O =>
Cr2O7 + 14 I + 14 H = 2 Cr + 7 I2H2O
VO3{-} + Zn + H{+} = V{+3} + Zn{+2} + H2O =>
VO3{-} + Zn + 6 H{+} = V{+3} + Zn{+2} + 3 H2O
As2O3 + Fe(OH)3 = As(OH)3 + Fe2O3 =>
As2O3 + 2 Fe(OH)3 = 2 As(OH)3 + Fe2O3
HCH3COO + Pb(OH)2 = Pb(CH3COO)2 + H2O =>
2 HCH3COO + Pb(OH)2 = Pb(CH3COO)2 + 2 H2O
CuSCN + KIO3 + HCI = CuSO4 + KCI + HCN + ICI + H2O =>
4 CuSCN + 7 KIO3 + 14 HCI = 4 CuSO4 + 7 KCI + 4 HCN + 7 ICI + 5 H2O
Sb + HNO3 = H2O + NO + Sb2O5 =>
6 Sb + 10 HNO3 = 5 H2O + 10 NO + 3 Sb2O5
Cr2O3 + NaNO3 + KOH = K2CrO4 + NaNO2 + H2O =>
Cr2O3 + 3 NaNO3 + 4 KOH = 2 K2CrO4 + 3 NaNO2 + 2 H2O
Zn(NO3)2 + Pb(NO3)2 = ZnPb + NO3 =>
Zn(NO3)2 + Pb(NO3)2 = ZnPb + 4 NO3
H64 = H31 =>
31 H64 = 64 H31
FeS20 + O2 = Fe2O3 + SO2 =>
4 FeS20 + 83 O2 = 2 Fe2O3 + 80 SO2
HCl + KCr2O7 + SnCl2 = SnCl4 + CrCl3 + KCl + H2O =>
28 HCl + 2 KCr2O7 + 7 SnCl2 = 7 SnCl4 + 4 CrCl3 + 2 KCl + 14 H2O
(NH4)3PO4(aq) + NaOH(aq) = Na3PO4(aq) + NH4OH(aq) =>
(NH4)3PO4(aq) + 3 NaOH(aq) = Na3PO4(aq) + 3 NH4OH(aq)
Fe + O2 + H2O = (Fe2O3H2O) =>
4 Fe + 3 O2 + 2 H2O = 2(Fe2O3H2O)
MnO4{-} + Mn{2+} + H2O = MnO2 + H{+} =>
2 MnO4{-} + 3 Mn{2+} + 2 H2O = 5 MnO2 + 4 H{+}
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
Zn + AgNO3 = Zn2NO3 + Ag =>
2 Zn + AgNO3 = Zn2NO3 + Ag
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Fe(s) + S(s) = Fe2S3(s) =>
2 Fe(s) + 3 S(s) = Fe2S3(s)
Cu(OH)2 + H4P207 = Cu2P207 + H2O =>
2 Cu(OH)2 + H4P207 = Cu2P207 + 4 H2O
C6H5NH2 + HCl = C6H5NH2*HCl =>
C6H5NH2 + HCl = C6H5NH2*HCl
CaS + H2O = Ca(HS)(OH) =>
CaS + H2O = Ca(HS)(OH)
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