| Equations balanced on the previous day | Equations balanced on the next day |
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4 Fe{2+} + O2 = 4 Fe{3+} + 2 O{2-}
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
S{2-} + O2 = SO4{2-} =>
S{2-} + 2 O2 = SO4{2-}
Na + H2SO4 = Na2SO4 + H2 =>
2 Na + H2SO4 = Na2SO4 + H2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Al + Cl2 = AlCl2 =>
Al + Cl2 = AlCl2
K2O + HCl = KCl + H2O =>
K2O + 2 HCl = 2 KCl + H2O
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
PbCl2 + H2S = PbS + HCl =>
PbCl2 + H2S = PbS + 2 HCl
Ca(HCO3)2 + HCl = CaCl2 + H2O + CO2 =>
Ca(HCO3)2 + 2 HCl = CaCl2 + 2 H2O + 2 CO2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Fe{2+} + O2 = Fe{3+} + O{2-} =>
4 Fe{2+} + O2 = 4 Fe{3+} + 2 O{2-}
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
CuFeS2 + O2 + H{+} = Fe{+2} + Cu{+} + SO4 + H2O =>
4 CuFeS2 + 19 O2 + 12 H{+} = 4 Fe{+2} + 4 Cu{+} + 8 SO4 + 6 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Zn(OH)2 + CH3COOH = Zn(CH3COO)2 + H2O =>
Zn(OH)2 + 2 CH3COOH = Zn(CH3COO)2 + 2 H2O
Fe + HCl = H2 + FeCl2 =>
Fe + 2 HCl = H2 + FeCl2
CaBr + NaCO3 = CaCO3 + NaBr =>
CaBr + NaCO3 = CaCO3 + NaBr
Cl2 + KI = KCl + I2 =>
Cl2 + 2 KI = 2 KCl + I2
FeS + O2 = Fe + SO4 =>
FeS + 2 O2 = Fe + SO4
FeS + O2 = Fe{2+} + SO4{2-} =>
FeS + 2 O2 = Fe{2+} + SO4{2-}
Fe{+2} + O2 + H2O = Fe(OH)3 + H{+} =>
4 Fe{+2} + O2 + 10 H2O = 4 Fe(OH)3 + 8 H{+}
Cu{+} + O2 + H2O = Cu(OH)2 + H{+} =>
4 Cu{+} + O2 + 6 H2O = 4 Cu(OH)2 + 4 H{+}
FeS + O2 = Fe{2+} + SO4{2-} =>
FeS + 2 O2 = Fe{2+} + SO4{2-}
NaHCO3 + HCl = CO2 + H2O + NaCl =>
NaHCO3 + HCl = CO2 + H2O + NaCl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Cu{+} + O2 + H20 = Cu{+2} + OH{-} =>
20 Cu{+} + 10 O2 + H20 = 20 Cu{+2} + 20 OH{-}
Cu{+} + O2 + H2O = Cu{+2} + OH{-} =>
4 Cu{+} + O2 + 2 H2O = 4 Cu{+2} + 4 OH{-}
FeS + O2 = Fe{3+} + SO4{2-} + e =>
FeS + 2 O2 = Fe{3+} + SO4{2-} + e
Cu{+} + O2 + H{+} = Cu{+2} + H2O =>
4 Cu{+} + O2 + 4 H{+} = 4 Cu{+2} + 2 H2O
FeS + O2 = Fe{3+} + SO4{2-} + e =>
FeS + 2 O2 = Fe{3+} + SO4{2-} + e
PCl3 + KMnO4 + KOH = MnCl2 + K3PO4 + KCl + H2O =>
5 PCl3 + 2 KMnO4 + 24 KOH = 2 MnCl2 + 5 K3PO4 + 11 KCl + 12 H2O
Cr(OH){4-} + H2O2 = CrO4{2-} + H2O + OH{-} =>
2 Cr(OH){4-} + 9 H2O2 = 2 CrO4{2-} + 8 H2O + 4 OH{-}
Fe{+2} + O2 + H{+} = Fe{+3} + H2O =>
4 Fe{+2} + O2 + 4 H{+} = 4 Fe{+3} + 2 H2O
NaHCO3 + HC2H3O = NaC2H3O2 + CO2 + H2 =>
NaHCO3 + HC2H3O = NaC2H3O2 + CO2 + H2
NaHCO3 + HC2H3O = NaC2H3O2 + CO2 + H2 =>
NaHCO3 + HC2H3O = NaC2H3O2 + CO2 + H2
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
MnO4{-} + Br{-} + H2O = MnO2 + BrO3{-} + OH{-} =>
2 MnO4{-} + Br{-} + H2O = 2 MnO2 + BrO3{-} + 2 OH{-}
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
FeS2 + O2 + H20 = Fe{+3} + H{+} + SO4{-2} =>
20 FeS2 + 80 O2 + H20 = 20 Fe{+3} + 20 H{+} + 40 SO4{-2}
FeS2 + O2 + H2O = Fe{+3} + H{+} + SO4{-2} =>
4 FeS2 + 15 O2 + 2 H2O = 4 Fe{+3} + 4 H{+} + 8 SO4{-2}
NaHCO3 + HC2H3O2 = NaC2H3O2 + CO2 + H2 =>
2 NaHCO3 + 3 HC2H3O2 = 2 NaC2H3O2 + 4 CO2 + 4 H2
CuFeS2 + O2 + H{+} = Fe{+3} + Cu{+2} + SO4{-2} + H2O =>
4 CuFeS2 + 17 O2 + 4 H{+} = 4 Fe{+3} + 4 Cu{+2} + 8 SO4{-2} + 2 H2O
CuFeS2 + O2 + H{+} = Fe{+3} + Cu{+2} + SO4{-2} + H2O =>
4 CuFeS2 + 17 O2 + 4 H{+} = 4 Fe{+3} + 4 Cu{+2} + 8 SO4{-2} + 2 H2O
Cu2S + HNO3 = Cu(NO3)2 + SO2 + H2O + NO =>
3 Cu2S + 20 HNO3 = 6 Cu(NO3)2 + 3 SO2 + 10 H2O + 8 NO
Ti + H2SO4 = Ti(SO4)2 + H2O + H2S =>
2 Ti + 5 H2SO4 = 2 Ti(SO4)2 + 4 H2O + H2S
Fe{+3} + H2O = Fe(OH)3 + H{+} =>
Fe{+3} + 3 H2O = Fe(OH)3 + 3 H{+}
MgO + HCl = Mg + Cl + H2O =>
MgO + 2 HCl = Mg + 2 Cl + H2O
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| Equations balanced on the previous day | Equations balanced on the next day |
Equations balanced on 11/07/07
Equations balanced on 12/07/06
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