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7 Cu2 + 16 H2SO4 = 2 CuS2 + 12 CuSO4 + 16 H2O
Co2(CO3)3 + HCl = CoCl3 + CO2 + H2O =>
Co2(CO3)3 + 6 HCl = 2 CoCl3 + 3 CO2 + 3 H2O
MgBr + Cl2 = MgCl + Br2 =>
2 MgBr + Cl2 = 2 MgCl + Br2
Al2 + O3 + H2SO4 = Al2(SO4)4 + H2O =>
3 Al2 + 4 O3 + 12 H2SO4 = 3 Al2(SO4)4 + 12 H2O
Rb1 + Br1 = BrRb =>
Rb1 + Br1 = BrRb
Na + FeCl3 = Fe + Na3Cl =>
9 Na + FeCl3 = Fe + 3 Na3Cl
NaAlO2 = Na2O + Al2O3 =>
2 NaAlO2 = Na2O + Al2O3
NaOH(aq) + Al2(SO4)3(aq) = Al(OH)3(s) + Na2SO4(aq) =>
6 NaOH(aq) + Al2(SO4)3(aq) = 2 Al(OH)3(s) + 3 Na2SO4(aq)
CH3C(H2)2CH3 + O2 = CO2 + H2O =>
2 CH3C(H2)2CH3 + 11 O2 = 6 CO2 + 10 H2O
C5H3NO2 + HCHO + NH3 + CH4O = C7H12N2O4 =>
C5H3NO2 + HCHO + NH3 + CH4O = C7H12N2O4
C2H2Br2 + Cl2 = C2H2Cl2 + Br2 =>
C2H2Br2 + Cl2 = C2H2Cl2 + Br2
HCl + Ca3(CO3)2 = H3CO3 + CaCl2 =>
6 HCl + Ca3(CO3)2 = 2 H3CO3 + 3 CaCl2
NaHCO3 + H2SiO3 = Na2SiO3 + H2O + CO2 =>
2 NaHCO3 + H2SiO3 = Na2SiO3 + 2 H2O + 2 CO2
SrO + H{2}O = SrOH{2} =>
SrO + H{2}O = SrOH{2}
Pb(NO3)2 + K2CrO4 = K2 + (NO3)2 + PbCrO4 =>
Pb(NO3)2 + K2CrO4 = K2 + (NO3)2 + PbCrO4
HNO3 + BrO = BrNO3 + OH =>
HNO3 + BrO = BrNO3 + OH
Ti(CO3)2 = TiO2 + CO2 =>
Ti(CO3)2 = TiO2 + 2 CO2
NH4OH(s) = NH3 + H2O =>
NH4OH(s) = NH3 + H2O
Al + H3O + Cr2O7 = Al3Cr2 + H2O =>
3 Al + 14 H3O + Cr2O7 = Al3Cr2 + 21 H2O
NaCl + H2SO4 + PbO2 = Cl2 + Pb(HSO4)2 + NaHSO4 + H2O =>
2 NaCl + 4 H2SO4 + PbO2 = Cl2 + Pb(HSO4)2 + 2 NaHSO4 + 2 H2O
CH3CH2COOH + Mg = (CH3CH2COO)Mg + H2 =>
2 CH3CH2COOH + 2 Mg = 2(CH3CH2COO)Mg + H2
Cl2 + Na2O = NaClO + NaCl =>
Cl2 + Na2O = NaClO + NaCl
Cu2O + C = Cu + CO2 =>
2 Cu2O + C = 4 Cu + CO2
C3H5(OH)3 + KMnO4 = K2CO3 + Mn2O3 + CO2 + H2O =>
4 C3H5(OH)3 + 14 KMnO4 = 7 K2CO3 + 7 Mn2O3 + 5 CO2 + 16 H2O
K2NO3 + H2SO4 = KHSO4 + HNO3 + NO + H2O =>
3 K2NO3 + 6 H2SO4 = 6 KHSO4 + 2 HNO3 + NO + 2 H2O
KClO + HCl = H2O + Cl2 + KCl =>
KClO + 2 HCl = H2O + Cl2 + KCl
AgNO3 + CsCl = AgCl + CsNO3 =>
AgNO3 + CsCl = AgCl + CsNO3
Na3PO4 + Cu(NO3)2 = NaNO3 + Cu3(PO4)2 =>
2 Na3PO4 + 3 Cu(NO3)2 = 6 NaNO3 + Cu3(PO4)2
NH3 + HCl = NH4Cl2 + H2 =>
2 NH3 + 4 HCl = 2 NH4Cl2 + H2
CH3CH2CH2OH + K2Cr2O7 + H2SO4 = CH3CH2CHO + Cr2(SO4) + K2SO4 + H2O =>
5 CH3CH2CH2OH + K2Cr2O7 + 2 H2SO4 = 5 CH3CH2CHO + Cr2(SO4) + K2SO4 + 7 H2O
NH2CONHNNOH = NH2CON3 + H2O =>
NH2CONHNNOH = NH2CON3 + H2O
C9H8O4 + NaHCO3 + C6H8O7 = C16H17O14Na =>
C9H8O4 + NaHCO3 + C6H8O7 = C16H17O14Na
K2CO3(aq) + HI(aq) = KI(aq) + CO2(g) + H2O =>
K2CO3(aq) + 2 HI(aq) = 2 KI(aq) + CO2(g) + H2O
H2O + LiBr + NaMnO4 = LiBrO3 + NaOH + MnO2 =>
H2O + LiBr + 2 NaMnO4 = LiBrO3 + 2 NaOH + 2 MnO2
FeCl3(aq) + Na2S(aq) = Fe2S3(s) + NaCl(aq) =>
2 FeCl3(aq) + 3 Na2S(aq) = Fe2S3(s) + 6 NaCl(aq)
NiCl2 + Fr2S = NiS + FrCl =>
NiCl2 + Fr2S = NiS + 2 FrCl
NO + NaClO = NO2 + NaCl =>
NO + NaClO = NO2 + NaCl
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
NaOH + Fe2(SO4)3 = Fe(OH)3 + Na2SO4 =>
6 NaOH + Fe2(SO4)3 = 2 Fe(OH)3 + 3 Na2SO4
Cu + FeS = FeCuS =>
Cu + FeS = FeCuS
HCOOH + CO2 = CH2O + CO3 =>
HCOOH + CO2 = CH2O + CO3
KMnO4 + H2O + NaHSO3 = MnO2 + KOH + NaHSO4 =>
2 KMnO4 + H2O + 3 NaHSO3 = 2 MnO2 + 2 KOH + 3 NaHSO4
CrOHCl2 + H2O = Cr(OH)2Cl + HCl =>
CrOHCl2 + H2O = Cr(OH)2Cl + HCl
Na(NO3) + (NH4)2SO4 = Na2SO4 + H2O + N2O =>
2 Na(NO3) + (NH4)2SO4 = Na2SO4 + 4 H2O + 2 N2O
BeO + NaOH + H2O = Na2[Be(OH)4] =>
BeO + 2 NaOH + H2O = Na2[Be(OH)4]
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
KIO3 + NaHSO3 + H2SO4 = I2 + NaHSO4 + K2SO4 + H2O =>
2 KIO3 + 5 NaHSO3 + H2SO4 = I2 + 5 NaHSO4 + K2SO4 + H2O
Cu2O + Cu2S = Cu + SO2 =>
2 Cu2O + Cu2S = 6 Cu + SO2
Mg + Hg(NO3)2 = Hg + Mg(NO3)2 =>
Mg + Hg(NO3)2 = Hg + Mg(NO3)2
AgNO3 + KCl = K2NO3 + AgCl2 =>
AgNO3 + 2 KCl = K2NO3 + AgCl2
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