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3 PbS + 8 HNO3 = 4 H2O + 2 NO + 3 Pb(NO3)2 + 3 S
H9Cl2 + H2S = H9S + HCl =>
H9Cl2 + H2S = H9S + 2 HCl
Ge + HNO3 + HF = H2[GeF6] + NO + H2O =>
3 Ge + 4 HNO3 + 18 HF = 3 H2[GeF6] + 4 NO + 8 H2O
Al2(SO3)3 + NaOH = Na2SO3 + Al(OH)3 =>
Al2(SO3)3 + 6 NaOH = 3 Na2SO3 + 2 Al(OH)3
NaOH + CuSO4 = Cu(OH)2 + Na2SO4 =>
2 NaOH + CuSO4 = Cu(OH)2 + Na2SO4
AgNO3(aq) + K2CO3(aq) = Ag2CO3(s) + KNO3(aq) =>
2 AgNO3(aq) + K2CO3(aq) = Ag2CO3(s) + 2 KNO3(aq)
FeO(OH) + NaOH = Fe2O3 + Na3[Fe(OH)6] =>
3 FeO(OH) + 3 NaOH = Fe2O3 + Na3[Fe(OH)6]
BaCl2 + Ca(NO3)2 = CaCl2 + Ba(NO3)2 =>
BaCl2 + Ca(NO3)2 = CaCl2 + Ba(NO3)2
Cl2(g) + H2(g) = HCl(g) =>
Cl2(g) + H2(g) = 2 HCl(g)
C2H2 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2C2O4 + H2O =>
3 C2H2 + 4 K2Cr2O7 + 16 H2SO4 = 4 Cr2(SO4)3 + 4 K2SO4 + 3 H2C2O4 + 16 H2O
K2Cr2O7 + MgBr2 + H2SO4 = Cr2(SO4)3 + Br2 + MgSO4 + K2SO4 + H2O =>
K2Cr2O7 + 3 MgBr2 + 7 H2SO4 = Cr2(SO4)3 + 3 Br2 + 3 MgSO4 + K2SO4 + 7 H2O
NaI + NaIO3 + CO2 = Na2CO3 + I2 =>
5 NaI + NaIO3 + 3 CO2 = 3 Na2CO3 + 3 I2
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
HCl + Sn = H2 + SnCl4 =>
4 HCl + Sn = 2 H2 + SnCl4
C3H6O + O2 = CO2 + H2O =>
C3H6O + 4 O2 = 3 CO2 + 3 H2O
Ni + HCl + O3 = NiCl2 + H2O =>
3 Ni + 6 HCl + O3 = 3 NiCl2 + 3 H2O
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
H2C2O4 + Ce(SO4)2 = CO2 + H2SO4 + Ce2(SO4)3 =>
H2C2O4 + 2 Ce(SO4)2 = 2 CO2 + H2SO4 + Ce2(SO4)3
CuO + H2Br = CuBr + H2O =>
CuO + H2Br = CuBr + H2O
Fe(NO3)3 + KOH = Fe2O3 + KNO3 + H2O =>
2 Fe(NO3)3 + 6 KOH = Fe2O3 + 6 KNO3 + 3 H2O
(NH4)CO3 + Ba(CH3COO)2 = BaCO3 + NH4(CH3COO)2 =>
(NH4)CO3 + Ba(CH3COO)2 = BaCO3 + NH4(CH3COO)2
Ni(OH)2(s) + HClO4(aq) = Ni(ClO4)2(aq) + H2O(l) =>
Ni(OH)2(s) + 2 HClO4(aq) = Ni(ClO4)2(aq) + 2 H2O(l)
C6H10 + NaMnO4 + H2O = C6H12O2 + NaOH + MnO2 =>
3 C6H10 + 2 NaMnO4 + 4 H2O = 3 C6H12O2 + 2 NaOH + 2 MnO2
K3PO4 + FeBr2 = KBr + Fe3P2O8 =>
2 K3PO4 + 3 FeBr2 = 6 KBr + Fe3P2O8
(NH3)2CO3 + NH4OH + Co(NO3)2*6H2O = [Co(CO3)(NH3)5]NO3 + HNO3 + H2O =>
8(NH3)2CO3 + 25 NH4OH + 8 Co(NO3)2*6H2O = 8[Co(CO3)(NH3)5]NO3 + 9 HNO3 + 70 H2O
H2O + Br2 = HBr + O2 =>
2 H2O + 2 Br2 = 4 HBr + O2
H4SiO4 + NH3 = Si(NH2)4 + H2O =>
H4SiO4 + 4 NH3 = Si(NH2)4 + 4 H2O
HCl + NiNH3 = Ni + NH4Cl =>
HCl + NiNH3 = Ni + NH4Cl
I4O9 = I2O6 + I2O2 =>
4 I4O9 = 5 I2O6 + 3 I2O2
H2C2O4 + K2MnO4 = CO2 + K2O + Mn2O3 + H2O =>
3 H2C2O4 + 2 K2MnO4 = 6 CO2 + 2 K2O + Mn2O3 + 3 H2O
MnO2 + Cl2 = O2 + MnCl2 =>
MnO2 + Cl2 = O2 + MnCl2
CH3NH2 + H2SO4 = SO4 + NH3 + CH4 =>
CH3NH2 + H2SO4 = SO4 + NH3 + CH4
KHSO3 + KClO3 = KCl + K2SO4 + SO2 + H2O =>
6 KHSO3 + KClO3 = KCl + 3 K2SO4 + 3 SO2 + 3 H2O
CH3COOH + HNO2 = CH3COOH2 + NO2 =>
CH3COOH + HNO2 = CH3COOH2 + NO2
C2H4OH + NaHCO3 = NaC2H3O2 + H2O + CO2 =>
8 C2H4OH + 11 NaHCO3 = 11 NaC2H3O2 + 9 H2O + 5 CO2
Al + O2 = Al10O8 =>
10 Al + 4 O2 = Al10O8
K2 = K3 =>
3 K2 = 2 K3
Pd + Cl2 = PdCl4 =>
Pd + 2 Cl2 = PdCl4
ZnO + KOH = H2O + K2ZnO2 =>
ZnO + 2 KOH = H2O + K2ZnO2
Ca(No3)2 + KOH = Ca(OH)2 + KNo3 =>
Ca(No3)2 + 2 KOH = Ca(OH)2 + 2 KNo3
CuN2 + NaOH = CuOH + NaN2 =>
CuN2 + NaOH = CuOH + NaN2
I4O9 = I2O6 + I2O2 =>
4 I4O9 = 5 I2O6 + 3 I2O2
NaCl + H2(SO4) = Na2(SO4) + HCl =>
2 NaCl + H2(SO4) = Na2(SO4) + 2 HCl
H2C2O4 + KMnO4 = CO2 + K2O + Mn2O3 + H2O =>
4 H2C2O4 + 2 KMnO4 = 8 CO2 + K2O + Mn2O3 + 4 H2O
H2 + N2 = NH2 =>
2 H2 + N2 = 2 NH2
P + H2SO4 = H3PO4 + SO2 + H2O =>
2 P + 5 H2SO4 = 2 H3PO4 + 5 SO2 + 2 H2O
Cr + Si = CrSi =>
Cr + Si = CrSi
C2H5OH + H2CO3 = C2H5CO3 + H2O =>
11 C2H5OH + 14 H2CO3 = 12 C2H5CO3 + 17 H2O
CaCO3 + H2O = CO3H2 + Ca + OH =>
CaCO3 + 2 H2O = CO3H2 + Ca + 2 OH
Li4FeWO6 + CuCl2 = Cu2FeWO6 + LiCl =>
Li4FeWO6 + 2 CuCl2 = Cu2FeWO6 + 4 LiCl
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