| Equations balanced on the previous day | Equations balanced on the next day |
Zn + 2 HNO3 = Zn(NO3)2 + H2
Co(NO3)3 + Zn = Zn(NO3)2 + Co =>
2 Co(NO3)3 + 3 Zn = 3 Zn(NO3)2 + 2 Co
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
H3PO4 + MgCO3 = Mg3(PO4)2 + H2O + CO2 =>
2 H3PO4 + 3 MgCO3 = Mg3(PO4)2 + 3 H2O + 3 CO2
Zn + ReO4{-} + H{+} = Re + Zn{2+} + H2O =>
7 Zn + 2 ReO4{-} + 16 H{+} = 2 Re + 7 Zn{2+} + 8 H2O
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
NH4Cl + Ca(HO)2 = CaCl2 + H2O + NH3 =>
2 NH4Cl + Ca(HO)2 = CaCl2 + 2 H2O + 2 NH3
H2 + FeCl3 = Fe + HCl =>
3 H2 + 2 FeCl3 = 2 Fe + 6 HCl
Na2CO3 + CuSO4 = CuCO3 + Na2SO4 =>
Na2CO3 + CuSO4 = CuCO3 + Na2SO4
Fe203 + H2SO4 = Fe2(SO4)3 + H20 =>
20 Fe203 + 6090 H2SO4 = 2030 Fe2(SO4)3 + 609 H20
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Cl + KI = I + KCl =>
Cl + KI = I + KCl
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
CuSO4 + NaOH = Na2SO4 + Cu(OH)2 =>
CuSO4 + 2 NaOH = Na2SO4 + Cu(OH)2
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
BaCl2 + K2SO4 = BaSO4 + KCl =>
BaCl2 + K2SO4 = BaSO4 + 2 KCl
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
BaCl2 + Na2SO4 = Na2Cl2 + BaSO4 =>
BaCl2 + Na2SO4 = Na2Cl2 + BaSO4
NaI + Pb(NO3)2 = PbI + Na(NO3)2 =>
NaI + Pb(NO3)2 = PbI + Na(NO3)2
KHCO3 + H2SO4 = K2SO4 + H2O + CO2 =>
2 KHCO3 + H2SO4 = K2SO4 + 2 H2O + 2 CO2
CaS + HCl = HS + CaCl =>
CaS + HCl = HS + CaCl
Fe2O3(s) + CO(g) = Fe(l) + CO2(g) =>
Fe2O3(s) + 3 CO(g) = 2 Fe(l) + 3 CO2(g)
C4H10 + O2 = H2O + CO2 =>
2 C4H10 + 13 O2 = 10 H2O + 8 CO2
C(s) + O2(g) = CO2(g) =>
C(s) + O2(g) = CO2(g)
Co(NO3)2 + NH3 + (NH4)2CO3 = [Co(NH3)4CO3]NO3 + NH4NO3 + H2O2 =>
10 Co(NO3)2 + 26 NH3 + 10(NH4)2CO3 = 10[Co(NH3)4CO3]NO3 + 8 NH4NO3 + 3 H2O2
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
S + O2 = SO2 =>
S + O2 = SO2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Co3O4 + KHSO4 = CoSO4 + Co2(SO4)3 + K2SO4 + H2O =>
Co3O4 + 8 KHSO4 = CoSO4 + Co2(SO4)3 + 4 K2SO4 + 4 H2O
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
Mg + HCl = H2 + MgCl2 =>
Mg + 2 HCl = H2 + MgCl2
ZnBr2 + Al = Zn + AlBr3 =>
3 ZnBr2 + 2 Al = 3 Zn + 2 AlBr3
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
KBr + Cl = Br + KCl =>
KBr + Cl = Br + KCl
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
N + H = NH3 =>
N + 3 H = NH3
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
Pb(NO3)2(aq) + NaI(aq) = PbI2 + NaNO3 =>
Pb(NO3)2(aq) + 2 NaI(aq) = PbI2 + 2 NaNO3
I2 + N2H4 = HI + N2 =>
2 I2 + N2H4 = 4 HI + N2
HCl + Na2SO3 = Na2Cl2 + H2SO3 =>
2 HCl + Na2SO3 = Na2Cl2 + H2SO3
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
HCl + Na2SO3 = NaCl + H2SO3 =>
2 HCl + Na2SO3 = 2 NaCl + H2SO3
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| Equations balanced on the previous day | Equations balanced on the next day |
Equations balanced on 10/02/09
Equations balanced on 11/01/08
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