| Equations balanced on the previous day | Equations balanced on the next day |
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Fe + S = FeS
HgO2 = Hg2 + O2 =>
2 HgO2 = Hg2 + 2 O2
S{-}2 + S2O3{-}2 + H2O = OH{-} + S8 =>
40 S{-}2 + 8 S2O3{-}2 + 24 H2O = 48 OH{-} + 7 S8
S{-2} + S2O3{-2} + H2O = OH{-} + S8 =>
4 S{-2} + 2 S2O3{-2} + 6 H2O = 12 OH{-} + S8
Ni + HCl = NiCl + H2 =>
2 Ni + 2 HCl = 2 NiCl + H2
S{-2} + S2O3{-2} + H2O = OH{-} + S8{-} =>
34 S{-2} + 15 S2O3{-2} + 45 H2O = 90 OH{-} + 8 S8{-}
S{-2} + S2O3{-2} + H2O = OH{-} + S4{-2} =>
10 S{-2} + 3 S2O3{-2} + 9 H2O = 18 OH{-} + 4 S4{-2}
S{-2} + S2O3{-2} + H2O = OH{-} + S8{-2} =>
18 S{-2} + 7 S2O3{-2} + 21 H2O = 42 OH{-} + 4 S8{-2}
Pb + AgNO3 = Pb(NO3)2 + Ag =>
Pb + 2 AgNO3 = Pb(NO3)2 + 2 Ag
S{-2} + S2O3{-2} + H2O = OH{-} + S8 =>
4 S{-2} + 2 S2O3{-2} + 6 H2O = 12 OH{-} + S8
KMnO4 + H2SO4 = K2SO4 + MnO4{-} + H{+} =>
2 KMnO4 + H2SO4 = K2SO4 + 2 MnO4{-} + 2 H{+}
Cl2 + NaI = ClI2 + Na =>
Cl2 + 4 NaI = 2 ClI2 + 4 Na
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Al + Cu2SO4 = Al2SO4 + Cu =>
2 Al + Cu2SO4 = Al2SO4 + 2 Cu
KOH + H2O = KO2H3 =>
KOH + H2O = KO2H3
KOH + H3PO4 = K3PO4 + HOH =>
3 KOH + H3PO4 = K3PO4 + 3 HOH
NaCO3 + H2SO4 = NaSO4 + CO2 + H2O =>
NaCO3 + H2SO4 = NaSO4 + CO2 + H2O
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O =>
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O
Na2C2O4 + CaCl2 = NaCl + CaC2O4 =>
Na2C2O4 + CaCl2 = 2 NaCl + CaC2O4
NaHCO3 + H2SO4 = Na2SO4 + CO2 + H2O =>
2 NaHCO3 + H2SO4 = Na2SO4 + 2 CO2 + 2 H2O
(NH4)2SO4 + KOH = NH4OH + K2SO4 =>
(NH4)2SO4 + 2 KOH = 2 NH4OH + K2SO4
CaMg(CO3)2 + H{+} = Ca{+2} + Mg{+2} + CO2 + H2O =>
CaMg(CO3)2 + 4 H{+} = Ca{+2} + Mg{+2} + 2 CO2 + 2 H2O
ZnCl + NH4S2 = ZnS + NH4Cl2 =>
2 ZnCl + NH4S2 = 2 ZnS + NH4Cl2
CU + HNO3 = CU(NO3)2 + NO + H2O =>
3 CU + 8 HNO3 = 3 CU(NO3)2 + 2 NO + 4 H2O
Zn + HCl = ZnCl + H2 =>
2 Zn + 2 HCl = 2 ZnCl + H2
CU + HNO3 = CU(NO3)2 + NO2 + H2O =>
CU + 4 HNO3 = CU(NO3)2 + 2 NO2 + 2 H2O
Fe + H2O = FeO(OH) + H2 =>
2 Fe + 4 H2O = 2 FeO(OH) + 3 H2
ZN + H2SO4 = ZNSO4 + SO2 + H2O =>
ZN + 2 H2SO4 = ZNSO4 + SO2 + 2 H2O
ZN + HNO3 = ZN(NO3)2 + NO + H2O =>
3 ZN + 8 HNO3 = 3 ZN(NO3)2 + 2 NO + 4 H2O
NaHCO3 + HCl = NaCl + CO2 + H2O =>
NaHCO3 + HCl = NaCl + CO2 + H2O
NaHCO3 + H2SO4 = Na2SO4 + CO2 + H2O =>
2 NaHCO3 + H2SO4 = Na2SO4 + 2 CO2 + 2 H2O
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
ZnCO3 + HNO3 = Zn(NO3)2 + CO2 + H2O =>
ZnCO3 + 2 HNO3 = Zn(NO3)2 + CO2 + H2O
PbCO3 + HNO3 = Pb(NO3)2 + CO2 + H2O =>
PbCO3 + 2 HNO3 = Pb(NO3)2 + CO2 + H2O
Fe(OH)2 + HCl = FeCl2 + H2O =>
Fe(OH)2 + 2 HCl = FeCl2 + 2 H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
K2Cr2O7 + H2SO4 + H2SO3 = K2SO4 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + H2SO4 + 3 H2SO3 = K2SO4 + Cr2(SO4)3 + 4 H2O
CaH2 + H2O = H2 + Ca(OH)2 =>
CaH2 + 2 H2O = 2 H2 + Ca(OH)2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Zn(s) + FeCl2(aq) = Fe(s) + ZnCl2(aq) =>
Zn(s) + FeCl2(aq) = Fe(s) + ZnCl2(aq)
Pb(s) + FeCl2(aq) = Fe(s) + PbCl3(aq) =>
2 Pb(s) + 3 FeCl2(aq) = 3 Fe(s) + 2 PbCl3(aq)
Al(s) + FeCl2(aq) = Fe(s) + AlCl3(aq) =>
2 Al(s) + 3 FeCl2(aq) = 3 Fe(s) + 2 AlCl3(aq)
As4O6 + Cl2 + H2O = H3AsO4 + HCl =>
As4O6 + 4 Cl2 + 10 H2O = 4 H3AsO4 + 8 HCl
C6H3Cl3 + KMnO4 + H2SO4 = CO2 + HClO3 + MnSO4 + K2SO4 + H2O =>
5 C6H3Cl3 + 42 KMnO4 + 63 H2SO4 = 30 CO2 + 15 HClO3 + 42 MnSO4 + 21 K2SO4 + 63 H2O
Pb(NO3)2 + NH4Cl = PbCl2 + NH4NO3 =>
Pb(NO3)2 + 2 NH4Cl = PbCl2 + 2 NH4NO3
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| Equations balanced on the previous day | Equations balanced on the next day |
Equations balanced on 11/21/09
Equations balanced on 12/21/08
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