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Fe(s) + PbSO4(aq) = FeSO4(aq) + Pb(s)
C3H + O2 = CO2 + H2O =>
4 C3H + 13 O2 = 12 CO2 + 2 H2O
KI + SO4 = I3 + KSO4 =>
3 KI + 3 SO4 = I3 + 3 KSO4
Li3PO4 + Zn(NO3)2 = Zn3(PO4)2 + LiNO3 =>
2 Li3PO4 + 3 Zn(NO3)2 = Zn3(PO4)2 + 6 LiNO3
Pb + (NH4)2S = PbS + NH4 =>
Pb + (NH4)2S = PbS + 2 NH4
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Pb + (NH4)2S = PbS + NH4 =>
Pb + (NH4)2S = PbS + 2 NH4
HBr + Ag2CO3 = HCO3 + Ag2Br =>
HBr + Ag2CO3 = HCO3 + Ag2Br
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
Cu(NO3) + (NH4)2CO3 = Cu2CO3 + NH4NO3 =>
2 Cu(NO3) + (NH4)2CO3 = Cu2CO3 + 2 NH4NO3
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
Ag{+} + CN{-} = AgCN =>
Ag{+} + CN{-} = AgCN
Zn + Fe(ClO3)2 = Zn(ClO3)2 + Fe =>
Zn + Fe(ClO3)2 = Zn(ClO3)2 + Fe
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
P4 + H2 = PH3 =>
P4 + 6 H2 = 4 PH3
Mg(NO3)2 + EDTA = MgEDTA + NO3 =>
Mg(NO3)2 + EDTA = MgEDTA + 2 NO3
C7H9 + HNO3 = C7H6(NO2)3 + H2O =>
C7H9 + 3 HNO3 = C7H6(NO2)3 + 3 H2O
AgNO3 + ZnCl2 = AgCl + Zn(NO3)2 =>
2 AgNO3 + ZnCl2 = 2 AgCl + Zn(NO3)2
Al + KNO3 + H2O = Al(OH)3 + NH3 + KOH =>
8 Al + 3 KNO3 + 18 H2O = 8 Al(OH)3 + 3 NH3 + 3 KOH
K2CO3 + Ca(NO3)2 = KNO3 + CaCO3 =>
K2CO3 + Ca(NO3)2 = 2 KNO3 + CaCO3
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
Zn(oh)2 + NaOH + H2O = Na2[Zn(OH)4] + H2 =>
Zn(oh)2 + 4 NaOH + 4 H2O = 2 Na2[Zn(OH)4] + 2 H2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
ZnO + H2SO4 = ZnSO4 + H2O =>
ZnO + H2SO4 = ZnSO4 + H2O
NaC2H3O2 + H2O = OH + NaC2H4O2 =>
NaC2H3O2 + H2O = OH + NaC2H4O2
ClO2 + H2O = HClO3 + HCl =>
6 ClO2 + 3 H2O = 5 HClO3 + HCl
Na2SO3(s) + HNO3(aq) = NaNO3 + H2SO3 =>
Na2SO3(s) + 2 HNO3(aq) = 2 NaNO3 + H2SO3
Pb(CH3COOH)2 + K2CrO4 = PbCrO4 + K2(CH3COOH)2 =>
Pb(CH3COOH)2 + K2CrO4 = PbCrO4 + K2(CH3COOH)2
Cl2 + S2O3{2-} + H2O = SO4{2-} + Cl{-} + H{+} =>
4 Cl2 + S2O3{2-} + 5 H2O = 2 SO4{2-} + 8 Cl{-} + 10 H{+}
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
Br2 + AI = AIBr3 =>
3 Br2 + 2 AI = 2 AIBr3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
KBr + Na2CO3 = KCO3 + BrNa2 =>
KBr + Na2CO3 = KCO3 + BrNa2
P + HNO3 = H2O + H4P2O7 + NO2 =>
2 P + 10 HNO3 = 3 H2O + H4P2O7 + 10 NO2
H6C6H5O7 + NaHCO3 = CO2 + H2O + Na3C6H5O7 =>
6 H6C6H5O7 + 21 NaHCO3 = 15 CO2 + 26 H2O + 7 Na3C6H5O7
H2SO3 + Mg = MgSO3 + SO + H2O =>
2 H2SO3 + Mg = MgSO3 + SO + 2 H2O
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
NH3 + O2 = H2O + N2O =>
2 NH3 + 2 O2 = 3 H2O + N2O
NCl3 + KOH = NH3 + KClO =>
NCl3 + 3 KOH = NH3 + 3 KClO
CuCO3 + O2 = CuO + CO3 =>
2 CuCO3 + O2 = 2 CuO + 2 CO3
Ta + Cl2 = TaCl5 =>
2 Ta + 5 Cl2 = 2 TaCl5
KI + SO4 = I3 + KSO4 =>
3 KI + 3 SO4 = I3 + 3 KSO4
Al(OH)3 + NaOH = Na[Al(OH)4] = NaAlO2 + H2O =>
Al(OH)3 + NaOH = Na[Al(OH)4]
CO2 + H2 = CH3OCH3 + H2O =>
2 CO2 + 6 H2 = CH3OCH3 + 3 H2O
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
NH42SO4 + K2Cr2O7 + H2SO4 = N2 + Cr2O3 + H2O + K2SO4 =>
6 NH42SO4 + 40 K2Cr2O7 + 34 H2SO4 = 3 N2 + 40 Cr2O3 + 160 H2O + 40 K2SO4
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Cu2S + NH3 = Cu + H2S + N =>
3 Cu2S + 2 NH3 = 6 Cu + 3 H2S + 2 N
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