| Equations balanced on the previous day | Equations balanced on the next day |
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Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
Na2S(aq) + ZnSO4(aq) = ZnS(s) + Na2SO4(aq) =>
Na2S(aq) + ZnSO4(aq) = ZnS(s) + Na2SO4(aq)
H2S + Cl2 = S8 + HCl =>
8 H2S + 8 Cl2 = S8 + 16 HCl
Na2CO3 + CaCl2 = NaCl + CaCO3 =>
Na2CO3 + CaCl2 = 2 NaCl + CaCO3
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
CaCO3 + C = CaC2 + CO2 =>
2 CaCO3 + 5 C = 2 CaC2 + 3 CO2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
Al2S3 + H2O = Al[OH]3 + H2S =>
Al2S3 + 6 H2O = 2 Al[OH]3 + 3 H2S
NH3 + O2 = H2O + NO2 =>
4 NH3 + 7 O2 = 6 H2O + 4 NO2
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H3PO4 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
2 H3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H3AsO4 = As2O5 + H2O =>
2 H3AsO4 = As2O5 + 3 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
NaBr + Cl2 = NaCl + Br2 =>
2 NaBr + Cl2 = 2 NaCl + Br2
PbS + O = Pb + SO2 =>
PbS + 2 O = Pb + SO2
ZnCl2 + KOH = Zn(OH)2 + KCl =>
ZnCl2 + 2 KOH = Zn(OH)2 + 2 KCl
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
NaOH + H2CO3 = Na2CO3 + HOH =>
2 NaOH + H2CO3 = Na2CO3 + 2 HOH
AgNO3(aq) + NaCl(aq) = AgCl(s) + NaNO3(aq) =>
AgNO3(aq) + NaCl(aq) = AgCl(s) + NaNO3(aq)
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
C + S8 = CS2 =>
4 C + S8 = 4 CS2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
Na2(CO3) + CaCl2 = Ca(CO3) + NaCl =>
Na2(CO3) + CaCl2 = Ca(CO3) + 2 NaCl
Fe + AgNO3 = Fe(NO3)3 + Ag =>
Fe + 3 AgNO3 = Fe(NO3)3 + 3 Ag
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
CO + Fe2O3 = Fe + CO2 =>
3 CO + Fe2O3 = 2 Fe + 3 CO2
Al + KOH + H2C2O4 = K3[Al(C2O4)3] + H2O + H2 =>
2 Al + 6 KOH + 6 H2C2O4 = 2 K3[Al(C2O4)3] + 6 H2O + 3 H2
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
H3BO3 = H4B6O11 + H2O =>
6 H3BO3 = H4B6O11 + 7 H2O
Zn(OH)4{2-} + H{+} = Zn(OH)2 + H2O =>
Zn(OH)4{2-} + 2 H{+} = Zn(OH)2 + 2 H2O
N2 + O2 = N2O2 =>
N2 + O2 = N2O2
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
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| Equations balanced on the previous day | Equations balanced on the next day |
Equations balanced on 01/31/09
Equations balanced on 03/02/08
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