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Pb + 2 S = PbS2
Ba(NO3)2 + MgSO4 = BaSO4 + Mg(NO3)2 =>
Ba(NO3)2 + MgSO4 = BaSO4 + Mg(NO3)2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
HgS + Cl{-} + NO3{-} + H{+} = HgCl4{-2} + NO2 + S + H2O =>
HgS + 4 Cl{-} + 2 NO3{-} + 4 H{+} = HgCl4{-2} + 2 NO2 + S + 2 H2O
BaO2 + H2(SO4) = Ba(SO4) + H2O2 =>
BaO2 + H2(SO4) = Ba(SO4) + H2O2
KI + H2SO4 = K2SO4 + I + H2S + H2O =>
8 KI + 5 H2SO4 = 4 K2SO4 + 8 I + H2S + 4 H2O
CH3CH2CH3CH2 + O2 = CO2 + H2O =>
2 CH3CH2CH3CH2 + 13 O2 = 8 CO2 + 10 H2O
CH3COOH + C8H18O = C10H20O2 + H2O =>
CH3COOH + C8H18O = C10H20O2 + H2O
Na + I2 = NaI =>
2 Na + I2 = 2 NaI
KMnO4 + HBr = MnBr2 + KBr + H2O + Br2 =>
2 KMnO4 + 16 HBr = 2 MnBr2 + 2 KBr + 8 H2O + 5 Br2
KOH + Al(OH)3 = K3AlO3 + H2O =>
3 KOH + Al(OH)3 = K3AlO3 + 3 H2O
H3PO4 = H4P2O7 + H2O =>
2 H3PO4 = H4P2O7 + H2O
C4H6 + HBr = C4H10 + Br2 =>
C4H6 + 4 HBr = C4H10 + 2 Br2
N2H4 + NaOCl = NaCl + N2 + H2O =>
N2H4 + 2 NaOCl = 2 NaCl + N2 + 2 H2O
Fe(NO3)3 + Co(NO3)2 + C6H8O7 = CoFe2O4 + CO2 + H2O + N2 =>
18 Fe(NO3)3 + 9 Co(NO3)2 + 20 C6H8O7 = 9 CoFe2O4 + 120 CO2 + 80 H2O + 36 N2
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
H2SO4 + MgCO3 = MgSO4CO2 + H2O =>
H2SO4 + MgCO3 = MgSO4CO2 + H2O
C3H4 + KMnO4 + H2O = C3H4O2 + KOH + MnO2 =>
3 C3H4 + 4 KMnO4 + 2 H2O = 3 C3H4O2 + 4 KOH + 4 MnO2
FeSO4 + HCl = FeCl3 + Cl2 + SO2 + H2O =>
2 FeSO4 + 8 HCl = 2 FeCl3 + Cl2 + 2 SO2 + 4 H2O
Ba3(PO4)2(s) + SiO2(s) + C(s) = P4(g) + BaSiO3(l) + CO(g) =>
2 Ba3(PO4)2(s) + 6 SiO2(s) + 10 C(s) = P4(g) + 6 BaSiO3(l) + 10 CO(g)
V2O5 + Al = V2 + AlO =>
V2O5 + 5 Al = V2 + 5 AlO
CH3COOH + H2O = CH3OH + HCOOH =>
CH3COOH + H2O = CH3OH + HCOOH
FeS(s) + HCl(aq) = FeCl2(aq) + H2S(g) =>
FeS(s) + 2 HCl(aq) = FeCl2(aq) + H2S(g)
Na1 + Cl1 = NaCl =>
Na1 + Cl1 = NaCl
AlCl3 + CuO = Al + O2 + CuCl2 =>
4 AlCl3 + 6 CuO = 4 Al + 3 O2 + 6 CuCl2
SO3 + SrNO3 = SrSO3 + NO3 =>
SO3 + SrNO3 = SrSO3 + NO3
C6H12O6 + Ag(NH3)2OH = C6H8O7 + Ag + NH3 + H2O =>
C6H12O6 + 6 Ag(NH3)2OH = C6H8O7 + 6 Ag + 12 NH3 + 5 H2O
NH4Cl + NO3 = NH4NO3 + Cl =>
NH4Cl + NO3 = NH4NO3 + Cl
KOH + FeO = KFeO2 + H2 =>
2 KOH + 2 FeO = 2 KFeO2 + H2
SrCO3 + HCl = SrClHCO3 =>
SrCO3 + HCl = SrClHCO3
O2 + C2 = (CO2) =>
2 O2 + C2 = 2(CO2)
H2SO4 + AgNO3 = H2NO3 + AgSO4 =>
H2SO4 + AgNO3 = H2NO3 + AgSO4
Rb + HClO4 = RbClO4 + H2 =>
2 Rb + 2 HClO4 = 2 RbClO4 + H2
KNO3 + CrCl3 = CrO3 + KNCl3 =>
KNO3 + CrCl3 = CrO3 + KNCl3
Mg + HNO3 = NO2 + H2O + MgO =>
Mg + 2 HNO3 = 2 NO2 + H2O + MgO
Na2Cr2O7 + H2O + CH3COOH = H2CrO4 + CH3COONa =>
Na2Cr2O7 + H2O + 2 CH3COOH = 2 H2CrO4 + 2 CH3COONa
Al2O3 + KOH = Al(OH)3 + K2O =>
Al2O3 + 6 KOH = 2 Al(OH)3 + 3 K2O
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
Na2SO3 + HCl = NaCl + H2O + SO2 =>
Na2SO3 + 2 HCl = 2 NaCl + H2O + SO2
Fe{3+} + CO = Fe{2+} + O{3+} + C =>
3 Fe{3+} + CO = 3 Fe{2+} + O{3+} + C
Fe + Ni(OH)2 = Fe(OH)3 + Ni =>
2 Fe + 3 Ni(OH)2 = 2 Fe(OH)3 + 3 Ni
C17H33COOH3 + O2 = CO2 + H2O =>
C17H33COOH3 + 26 O2 = 18 CO2 + 18 H2O
HgCl2 + H2S = HCl + Hg2S2 =>
2 HgCl2 + 2 H2S = 4 HCl + Hg2S2
Na2(SO4) + Ca(NO3)2 = Na(NO3) + Ca(SO4) =>
Na2(SO4) + Ca(NO3)2 = 2 Na(NO3) + Ca(SO4)
CaF2 + Br = CaBr2 + F2 =>
CaF2 + 2 Br = CaBr2 + F2
FeSO4 + K3[Fe(CN)6] = K2SO4 + KFe[Fe(CN)6] =>
FeSO4 + K3[Fe(CN)6] = K2SO4 + KFe[Fe(CN)6]
KCl + Ca(OH)2 = CaCl2 + K(OH) =>
2 KCl + Ca(OH)2 = CaCl2 + 2 K(OH)
SnCl2 + K2CrO4 = SnCrO4 + K2Cl2 =>
SnCl2 + K2CrO4 = SnCrO4 + K2Cl2
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