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H2S + 2 CO2 = S + H2C2O4
C4H10O2 + O = CO2 + H2O =>
C4H10O2 + 11 O = 4 CO2 + 5 H2O
K2CrO7 + NH3 + H2SO4 = K2SO4 + Cr(SO4)3 + N2 + H2O =>
K2CrO7 + 2 NH3 + 4 H2SO4 = K2SO4 + Cr(SO4)3 + N2 + 7 H2O
FeS2 + HNO3 = Fe2(SO4)3 + NO + H2SO4 + H2O =>
2 FeS2 + 10 HNO3 = Fe2(SO4)3 + 10 NO + H2SO4 + 4 H2O
C6H5ONa + CO2 + H2O = C6H6 + NaHCO3 =>
15 C6H5ONa + 9 CO2 + 12 H2O = 14 C6H6 + 15 NaHCO3
Al2(CO3)3(s) = Al2O3(s) + CO2(g) =>
Al2(CO3)3(s) = Al2O3(s) + 3 CO2(g)
CuCl2 + Al2 = AlCl3 + Cu =>
3 CuCl2 + Al2 = 2 AlCl3 + 3 Cu
Sn + H3PO4 = H + Sn3PO4 =>
3 Sn + H3PO4 = 3 H + Sn3PO4
CaS + HCl = CaCl2 + H2S =>
CaS + 2 HCl = CaCl2 + H2S
La2O3 + SrCO3 + MnO2 = La02Sr08MnO3 + CO2 + O2 =>
La2O3 + 8 SrCO3 + MnO2 = La02Sr08MnO3 + 8 CO2 + 5 O2
CH3 + Cl2 = CH2Cl2 + HCl =>
2 CH3 + 3 Cl2 = 2 CH2Cl2 + 2 HCl
Ba(NO3)2 + Fe2(SO4)3 = Fe(NO3)3 + BaSO4 =>
3 Ba(NO3)2 + Fe2(SO4)3 = 2 Fe(NO3)3 + 3 BaSO4
Na2CrO4(aq) + Sr(NO3)2(aq) = NaNO3(aq) + SrCrO4(s) =>
Na2CrO4(aq) + Sr(NO3)2(aq) = 2 NaNO3(aq) + SrCrO4(s)
NaO + HNO3 = NaNO3 + H2 + O =>
2 NaO + 2 HNO3 = 2 NaNO3 + H2 + 2 O
CH2O3 + NH3 = (NH4)2CO3 =>
CH2O3 + 2 NH3 = (NH4)2CO3
Mg(s) + NiCI2(aq) = MgCI2(aq) + Ni(s) =>
Mg(s) + NiCI2(aq) = MgCI2(aq) + Ni(s)
C + O2 = CO =>
2 C + O2 = 2 CO
Na + ZnI2 = NaI + NaZn =>
3 Na + ZnI2 = 2 NaI + NaZn
FeSO4 + Ba(NO3)2 = Fe(NO3)2 + BaSO4 =>
FeSO4 + Ba(NO3)2 = Fe(NO3)2 + BaSO4
K2Cr2O7 + FeSO4 + H2SO4 = Fe2(SO4)3 + K2SO4 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 6 FeSO4 + 7 H2SO4 = 3 Fe2(SO4)3 + K2SO4 + Cr2(SO4)3 + 7 H2O
H98 = H63 =>
9 H98 = 14 H63
Cr2O3 + K2CO3 + O2 = K2CrO4 + CO22 =>
2 Cr2O3 + 4 K2CO3 + 43 O2 = 4 K2CrO4 + 4 CO22
KNO3 + S + C7H10O = CO2 + H2O + N2 + K2S =>
6 KNO3 + 3 S + C7H10O = 7 CO2 + 5 H2O + 3 N2 + 3 K2S
SbO + ClO4 = Sb2O5 + ClO3 =>
2 SbO + 3 ClO4 = Sb2O5 + 3 ClO3
Nb(ClO3)6 + K3AsO3 = NbAsO3 + K3(ClO3)6 =>
Nb(ClO3)6 + K3AsO3 = NbAsO3 + K3(ClO3)6
CaCl2 + Mg(OH)2 = CaMg + Cl2(OH)2 =>
CaCl2 + Mg(OH)2 = CaMg + Cl2(OH)2
CrCl2 + H2O2 + KOH = K2Cr2O7 + KCl + H2O =>
2 CrCl2 + 4 H2O2 + 6 KOH = K2Cr2O7 + 4 KCl + 7 H2O
CuOH + H3CCOOH = CuOOCCH3 + H2O =>
CuOH + H3CCOOH = CuOOCCH3 + H2O
CaSO4 + NaPO4 = NaSO4 + CaPO4 =>
CaSO4 + NaPO4 = NaSO4 + CaPO4
Zn{2+} + S{2-} = ZnS =>
Zn{2+} + S{2-} = ZnS
Cl + Cr2O3 = ClCr2O3 =>
Cl + Cr2O3 = ClCr2O3
NaSn(OH)4 + Br2 + NaOH = Na2Sn(OH)6 + NaBr =>
2 NaSn(OH)4 + Br2 + 4 NaOH = 2 Na2Sn(OH)6 + 2 NaBr
K2O = K + O =>
K2O = 2 K + O
KNO3 + Cr = Cr2O3 + KNO2 =>
3 KNO3 + 2 Cr = Cr2O3 + 3 KNO2
NH4NO3 + AgCl = NH4Cl + AgNO3 =>
NH4NO3 + AgCl = NH4Cl + AgNO3
Fe + Br = Fe2Br4 =>
2 Fe + 4 Br = Fe2Br4
Pb + NH4SCN = PbSCN + NH4 =>
Pb + NH4SCN = PbSCN + NH4
C6H6(l) + H2(g) = C6H12(l) =>
C6H6(l) + 3 H2(g) = C6H12(l)
P + H2SO4 + KMnO4 = H3PO4 + K2SO4 + MnSO4 =>
2 P + 3 H2SO4 + 2 KMnO4 = 2 H3PO4 + K2SO4 + 2 MnSO4
C13H16N2O2 + O2 = CO2 + H2O + N2 =>
C13H16N2O2 + 16 O2 = 13 CO2 + 8 H2O + N2
HCl + FeCl2 + KClO3 = FeCl3 + KCl + H2O =>
6 HCl + 6 FeCl2 + KClO3 = 6 FeCl3 + KCl + 3 H2O
CH2O + NaOH = C2H3O2Na + H2O =>
2 CH2O + NaOH = C2H3O2Na + H2O
CuSO45H2O + CH3COOH = CH3COO + CuSO4 + H2O =>
CuSO45H2O + 82 CH3COOH = 82 CH3COO + CuSO4 + 42 H2O
SnO + C2 = C2O + Sn =>
SnO + C2 = C2O + Sn
K2Cr2O7 + H2SO4 + CH3CHO = K2SO4 + Cr2(SO4)3 + CH3COOH + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 CH3CHO = K2SO4 + Cr2(SO4)3 + 3 CH3COOH + 4 H2O
NO2{-} + H{+} + I{-} = I2 + NO + H2O =>
2 NO2{-} + 4 H{+} + 2 I{-} = I2 + 2 NO + 2 H2O
H3(SbO)3 + Au(OH) = Au3(SbO)3 + H2O =>
H3(SbO)3 + 3 Au(OH) = Au3(SbO)3 + 3 H2O
RbHCO3 + H3P = Rb3P + H2O + CO2 =>
3 RbHCO3 + H3P = Rb3P + 3 H2O + 3 CO2
Cu2(NO3)2 + Al(SO4)3 = CuSO4 + Al(NO3)3 =>
3 Cu2(NO3)2 + 2 Al(SO4)3 = 6 CuSO4 + 2 Al(NO3)3
HCl + C17H33COONa = (C17H33COOH) + NaCl =>
HCl + C17H33COONa = (C17H33COOH) + NaCl
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