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H2S + 2 Na2Cr2O7 + 11 H2SO4 = 4 Cr(SO4)2 + 4 NaHSO4 + 10 H2O
NaBr + CuSO4 = CuBr + Br2 + Na2SO4 =>
4 NaBr + 2 CuSO4 = 2 CuBr + Br2 + 2 Na2SO4
K2CO3(aq) + Pb(NO3)2(aq) = KNO3(aq) + PbCO3(s) =>
K2CO3(aq) + Pb(NO3)2(aq) = 2 KNO3(aq) + PbCO3(s)
CH3COOH = CH3COO{-} + CH3COOH2{+} =>
2 CH3COOH = CH3COO{-} + CH3COOH2{+}
CaO = Ca + O2 =>
2 CaO = 2 Ca + O2
Fe2(SO4)3 + Pb(NO3)2 = Fe(NO3)3 + Pb(SO4) =>
Fe2(SO4)3 + 3 Pb(NO3)2 = 2 Fe(NO3)3 + 3 Pb(SO4)
H3PO4 + Mg = Mg3PO4 + H3 =>
H3PO4 + 3 Mg = Mg3PO4 + H3
C57H104O6 + C2H6O = C19H36O2 + C3H8O3 =>
13 C57H104O6 + 34 C2H6O = 41 C19H36O2 + 10 C3H8O3
Ba2 + Na2CO3 = Ba(Na2CO3)2 =>
Ba2 + 4 Na2CO3 = 2 Ba(Na2CO3)2
FeCl3 + K2SO3 + H2O = Fe(OH)3 + SO2 + KCl =>
2 FeCl3 + 3 K2SO3 + 3 H2O = 2 Fe(OH)3 + 3 SO2 + 6 KCl
AgI + Na2S = Ag2S + NaI =>
2 AgI + Na2S = Ag2S + 2 NaI
CH3CHClCH3 + Na + CH4 = C4H10 + NaCl =>
6 CH3CHClCH3 + 6 Na + 2 CH4 = 5 C4H10 + 6 NaCl
KClO3 + SnBr4 = Sn(ClO3)4 + KBr =>
4 KClO3 + SnBr4 = Sn(ClO3)4 + 4 KBr
Mg + NiSO4 = Ni2 + Mg(SO4)2 =>
Mg + 2 NiSO4 = Ni2 + Mg(SO4)2
[Fe(H2O)6]Cl2 + H2O2 + H3O{+} = [Fe(H2O)4Cl2]{+} + H2O =>
2[Fe(H2O)6]Cl2 + H2O2 + 2 H3O{+} = 2[Fe(H2O)4Cl2]{+} + 8 H2O
NaB(OCH3)4 + H2O = CH3OH + B(OH)3 + NaOH =>
NaB(OCH3)4 + 4 H2O = 4 CH3OH + B(OH)3 + NaOH
CU(NO3)2 + Ca(OH)2 = CU(OH)2 + Ca(NO3)2 =>
CU(NO3)2 + Ca(OH)2 = CU(OH)2 + Ca(NO3)2
NaHSO3 + HCl = Na + H2SO3 + Cl =>
NaHSO3 + HCl = Na + H2SO3 + Cl
KCl + Na2Co3 = K2Co3 + NaCl =>
2 KCl + Na2Co3 = K2Co3 + 2 NaCl
Fe2 + OH = Fe(OH)3 =>
Fe2 + 6 OH = 2 Fe(OH)3
KOH(aq) + CuSO4(aq) = CuOH(s) + K(SO4)(aq) =>
KOH(aq) + CuSO4(aq) = CuOH(s) + K(SO4)(aq)
NaClO + HCl + Au = AuCl3 + NaCl + H2O =>
3 NaClO + 6 HCl + 2 Au = 2 AuCl3 + 3 NaCl + 3 H2O
CuSO4 + BaCl2(aq) = BaSO4(s) + CuCl2(aq) =>
CuSO4 + BaCl2(aq) = BaSO4(s) + CuCl2(aq)
NH4OH + C3H6O = CH3 + CH3COONH3 + H2 =>
NH4OH + C3H6O = CH3 + CH3COONH3 + H2
Al + HCl3N = AlHCl3N =>
Al + HCl3N = AlHCl3N
PCl5 + AlCl3 = PCl4 + AlCl4 =>
PCl5 + AlCl3 = PCl4 + AlCl4
H2SO4 + BaNO3 = BaSO4 + H2NO3 =>
H2SO4 + BaNO3 = BaSO4 + H2NO3
NaMgCl = NaCl + Mg =>
NaMgCl = NaCl + Mg
C6H5Na3O7 + O2 = CO2 + H2O + Na =>
4 C6H5Na3O7 + 15 O2 = 24 CO2 + 10 H2O + 12 Na
C6H5NHCOCH3 + HNO3 + H2SO4 = NO2C6H5NHCOCH3 + H2O + HSO4 =>
C6H5NHCOCH3 + HNO3 + H2SO4 = NO2C6H5NHCOCH3 + H2O + HSO4
BaN2 + K = KN2 + Ba =>
BaN2 + K = KN2 + Ba
C4H9NH2 + H2SO4 = (C4H9NH3)2SO4 =>
2 C4H9NH2 + H2SO4 = (C4H9NH3)2SO4
KICI2 = KCI + I2 =>
KICI2 = KCI + I2
CO2 + H2O = C2H6 + O2 =>
4 CO2 + 6 H2O = 2 C2H6 + 7 O2
Na2CO3 + H3PO4 = Na3PO4 + H2CO3 =>
3 Na2CO3 + 2 H3PO4 = 2 Na3PO4 + 3 H2CO3
Pb(NO3)2 + (NH4)3PO4 = Pb3(PO4)2 + NH4NO3 =>
3 Pb(NO3)2 + 2(NH4)3PO4 = Pb3(PO4)2 + 6 NH4NO3
H2S + O2 = H2O + S2O4 =>
2 H2S + 3 O2 = 2 H2O + S2O4
N2 + CaC2 = C + CaNCN =>
N2 + CaC2 = C + CaNCN
HI + H2Cr2O7 + H2SO4 = Cr2(SO4)3 + H2O + I2 =>
6 HI + H2Cr2O7 + 3 H2SO4 = Cr2(SO4)3 + 7 H2O + 3 I2
Au + NaClO + HCl = HAuCl4 + NaCl + H2O =>
2 Au + 3 NaClO + 8 HCl = 2 HAuCl4 + 3 NaCl + 3 H2O
HNO2 + H2SO3 = H2SO4 + NO + H2O =>
2 HNO2 + H2SO3 = H2SO4 + 2 NO + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H2 + NiO2 = Ni + H2O =>
2 H2 + NiO2 = Ni + 2 H2O
C2H6O + C53H100O6 = C3H8O3 + C20H38O2 =>
35 C2H6O + 41 C53H100O6 = 21 C3H8O3 + 109 C20H38O2
Fe(NO3)2 = Fe(NO3)3 + NO + FeO =>
5 Fe(NO3)2 = 3 Fe(NO3)3 + NO + 2 FeO
Na3PO4 + HCl = NaCl + H3PO4 =>
Na3PO4 + 3 HCl = 3 NaCl + H3PO4
Cu2*Cu(NO3)2 = Cu2 + Cu(NO3)2 =>
Cu2*Cu(NO3)2 = Cu2 + Cu(NO3)2
KC + BaCl2 = KCl + BaC2 =>
2 KC + BaCl2 = 2 KCl + BaC2
SrSO4 + Ba(NO3)2 = BaSO4 + Sr(NO3)2 =>
SrSO4 + Ba(NO3)2 = BaSO4 + Sr(NO3)2
CH3CHClCH3 + Na + CH4 = C4H10 + NaCl =>
6 CH3CHClCH3 + 6 Na + 2 CH4 = 5 C4H10 + 6 NaCl
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