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6 KMnO4 + 16 Al + 3 S = 3 K2S + 8 Al2O3 + 6 Mn
Zn + HNO3 + H2SO4 = ZnSO4 + NO2 + H2O =>
Zn + 2 HNO3 + H2SO4 = ZnSO4 + 2 NO2 + 2 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
NaAsO2 + HCl = NaCl + As2O3 + H2O =>
2 NaAsO2 + 2 HCl = 2 NaCl + As2O3 + H2O
Sb + Cl2 + NaOH = Sb2O3*3H2O + NaCl =>
2 Sb + 3 Cl2 + 6 NaOH = Sb2O3*3H2O + 6 NaCl
KMnO4 + KBr + CH3COOH = Br2 + CH3COOK + Mn(CH3COO)2 + H2O =>
2 KMnO4 + 10 KBr + 16 CH3COOH = 5 Br2 + 12 CH3COOK + 2 Mn(CH3COO)2 + 8 H2O
Cu(II)Sulfate(aq) + Fe(s) = Cu(s) + Fe(II)Sulfate(aq) =>
Cu(II)Sulfate(aq) + Fe(s) = Cu(s) + Fe(II)Sulfate(aq)
Ca(HCO3)2 = Ca(OH)2 + CO2 =>
Ca(HCO3)2 = Ca(OH)2 + 2 CO2
(NH4)2SO4(aq) + NaOH(aq) = NH3 + H2O + Na2SO4 =>
(NH4)2SO4(aq) + 2 NaOH(aq) = 2 NH3 + 2 H2O + Na2SO4
HgI2 + AgNO3 = Hg(NO3)2 + AgI =>
HgI2 + 2 AgNO3 = Hg(NO3)2 + 2 AgI
Sn + HBr = SnBr + H2 =>
2 Sn + 2 HBr = 2 SnBr + H2
Cr + H2O2 = CrO4 + H =>
Cr + 2 H2O2 = CrO4 + 4 H
CaMg(CO3)2 + HNO3 = MgO + Ca(NO3)2 + CO2 + H2O =>
CaMg(CO3)2 + 2 HNO3 = MgO + Ca(NO3)2 + 2 CO2 + H2O
S1Cl4 + H2O = S1O2 + HCl =>
S1Cl4 + 2 H2O = S1O2 + 4 HCl
Sn + FeS = SnFeS =>
Sn + FeS = SnFeS
Sn + HBr = SnBr4 + H2 =>
Sn + 4 HBr = SnBr4 + 2 H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
CaMg(CO3)2 + HNO3 = Ca(NO3)2 + Mg(NO3)2 + CO2 + H2O =>
CaMg(CO3)2 + 4 HNO3 = Ca(NO3)2 + Mg(NO3)2 + 2 CO2 + 2 H2O
Al + HBr = AlBr3 + H2 =>
2 Al + 6 HBr = 2 AlBr3 + 3 H2
NaCl + Pb(CH3COO)2 = Na(CH3COO) + PbCl2 =>
2 NaCl + Pb(CH3COO)2 = 2 Na(CH3COO) + PbCl2
HBr + Sn = HSn + Br =>
HBr + Sn = HSn + Br
H2O + Au = Au(OH)2 + H2 =>
2 H2O + Au = Au(OH)2 + H2
Na + HBrO = NaBrO + H2 =>
2 Na + 2 HBrO = 2 NaBrO + H2
Pb(CH3COO)2 + NaCl = PbCl2 + NaCH3COO =>
Pb(CH3COO)2 + 2 NaCl = PbCl2 + 2 NaCH3COO
K2Cr2O7 + H3PO2 + H2SO4 = Cr2(SO4)3 + H3PO4 + K2SO4 + H2O =>
2 K2Cr2O7 + 3 H3PO2 + 8 H2SO4 = 2 Cr2(SO4)3 + 3 H3PO4 + 2 K2SO4 + 8 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Zn + S = ZnS =>
Zn + S = ZnS
Sn + HBr = SnBr + H =>
Sn + HBr = SnBr + H
Pb(CH3COO)2 + NaCl = PbCl2 + CH3COONa =>
Pb(CH3COO)2 + 2 NaCl = PbCl2 + 2 CH3COONa
KMnO4 + Al + S = K2S + Al2O3 + Mn =>
6 KMnO4 + 16 Al + 3 S = 3 K2S + 8 Al2O3 + 6 Mn
KClO3 + CuO = KClO4 + Cu =>
KClO3 + CuO = KClO4 + Cu
Fe + HCl + H2O = [Fe(H2O)6]Cl2 + H2 =>
Fe + 2 HCl + 6 H2O = [Fe(H2O)6]Cl2 + H2
BaNO3 + (NH4)2SO4 = Ba2SO4 + NH4NO3 =>
2 BaNO3 + (NH4)2SO4 = Ba2SO4 + 2 NH4NO3
Sn + HBr = SnBr2 + H2 =>
Sn + 2 HBr = SnBr2 + H2
Ca(s) + H2O(aq) = CaO(aq) + H2(g) =>
Ca(s) + H2O(aq) = CaO(aq) + H2(g)
C2H4H2O = C2H5OH =>
C2H4H2O = C2H5OH
S1Cl4 + H2O = S1O2 + HCl =>
S1Cl4 + 2 H2O = S1O2 + 4 HCl
Ag + O2 = Ag2(O2) =>
2 Ag + O2 = Ag2(O2)
HNO2 = HNO3 + NO + H2 = =>
4 HNO2 = 2 HNO3 + 2 NO + H2
NaBr(aq) + NH4Cl(aq) = NaCl(aq) + NH4Br(s) =>
NaBr(aq) + NH4Cl(aq) = NaCl(aq) + NH4Br(s)
C3H7OH + I2 = C3H7O + HI =>
2 C3H7OH + I2 = 2 C3H7O + 2 HI
Zn + Na{+} = Zn{2+} + Na =>
Zn + 2 Na{+} = Zn{2+} + 2 Na
Al + OH = Al3O3 + H2O =>
3 Al + 6 OH = Al3O3 + 3 H2O
FeAsS + O2 + H2O = H3AsO4 + FeSO4 =>
4 FeAsS + 13 O2 + 6 H2O = 4 H3AsO4 + 4 FeSO4
Fe + HNO3 = N2 + Fe(NO3)3 + H2O =>
10 Fe + 36 HNO3 = 3 N2 + 10 Fe(NO3)3 + 18 H2O
Ca(CH3COO)2 + Na3PO4 = Ca3PO4 + Na(CH3COO)2 =>
3 Ca(CH3COO)2 + Na3PO4 = Ca3PO4 + 3 Na(CH3COO)2
Ag4FeCN6 = Ag4 + Fe + CN6 =>
Ag4FeCN6 = Ag4 + Fe + CN6
Fe(NH4)2(SO4)2*6H2O + H2C2O4 + K2C2O4 + H2O2 = K9Fe3(C2O4)9*8H2O + (NH4)2(SO4) + H2SO4 + H2O =>
6 Fe(NH4)2(SO4)2*6H2O + 9 H2C2O4 + 9 K2C2O4 + 3 H2O2 = 2 K9Fe3(C2O4)9*8H2O + 6(NH4)2(SO4) + 6 H2SO4 + 26 H2O
KO2 + K = K2O =>
KO2 + 3 K = 2 K2O
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