Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Pb + 2 H2O + O2 = 2 Pb(OH)2
BCl3 + H2 = B2H6 + HCl =>
2 BCl3 + 6 H2 = B2H6 + 6 HCl
CaCO3(s) + HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq) =>
CaCO3(s) + 2 HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq)
N2H4(l) = NH3(g) + N2(g) =>
3 N2H4(l) = 4 NH3(g) + N2(g)
I2 + HNO3 = HIO3 + NO2 + H2O =>
I2 + 10 HNO3 = 2 HIO3 + 10 NO2 + 4 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Na20 + H2O = NaOH + H2 =>
Na20 + 20 H2O = 20 NaOH + 10 H2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Ag + H2S + O2 = Ag2S + H2O =>
4 Ag + 2 H2S + O2 = 2 Ag2S + 2 H2O
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
C6H5COOH + KOH = C6H5COO + H2O + K =>
C6H5COOH + KOH = C6H5COO + H2O + K
Zn(s) + Fe(aq) = ZnFe =>
Zn(s) + Fe(aq) = ZnFe
NaCl + AgNO3 = NaNO3 + AgCl =>
NaCl + AgNO3 = NaNO3 + AgCl
HNO3 + K2SO4 = H2SO4 + KNO3 =>
2 HNO3 + K2SO4 = H2SO4 + 2 KNO3
NaF + FeCl3 = Na3FeF6 + NaCl =>
6 NaF + FeCl3 = Na3FeF6 + 3 NaCl
Br2 + NaOH = NaBrO3 + NaBr + H20 =>
30 Br2 + 60 NaOH = 20 NaBrO3 + 40 NaBr + 3 H20
Al + O2 = AlO3 =>
2 Al + 3 O2 = 2 AlO3
MnO2 + H2SO4 + FeSO4 = MnSO4 + Fe2(SO4)3 + H2O =>
MnO2 + 2 H2SO4 + 2 FeSO4 = MnSO4 + Fe2(SO4)3 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
MnO4{-} + SO32{-} + H{+} = MnO2 + SO42{-} + H2O =>
20 MnO4{-} + 3 SO32{-} + 20 H{+} = 20 MnO2 + 3 SO42{-} + 10 H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
C12H26 + O2 = CO2 + H2O =>
2 C12H26 + 37 O2 = 24 CO2 + 26 H2O
BaCl2 + H2SO4 = BaSO4 + H2Cl2 =>
BaCl2 + H2SO4 = BaSO4 + H2Cl2
Al(s) + Ag(aq) = AlAg =>
Al(s) + Ag(aq) = AlAg
Cr + H2O = Cr2O7 + H =>
2 Cr + 7 H2O = Cr2O7 + 14 H
HClO3(aq) + HBr(aq) = HCl(aq) + Br2(g) + H2O(l) =>
HClO3(aq) + 6 HBr(aq) = HCl(aq) + 3 Br2(g) + 3 H2O(l)
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
Na + Br2 = NaBr =>
2 Na + Br2 = 2 NaBr
NH4OH + H2SO4 = (NH4)2SO4 + H2(OH)2 =>
2 NH4OH + H2SO4 = (NH4)2SO4 + H2(OH)2
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
Na2(SO4) + Pb(NO3)4 = Pb(SO4)2 + NaNO3 =>
2 Na2(SO4) + Pb(NO3)4 = Pb(SO4)2 + 4 NaNO3
Na(s) + Br2(l) = NaBr =>
2 Na(s) + Br2(l) = 2 NaBr
BaCO3 + Fe2O3 = BaFe12O19 + CO2 =>
BaCO3 + 6 Fe2O3 = BaFe12O19 + CO2
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
BaCl2(aq) + H3PO4(aq) = Ba3(PO4)2(s) + HCl(aq) =>
3 BaCl2(aq) + 2 H3PO4(aq) = Ba3(PO4)2(s) + 6 HCl(aq)
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
Cu2(OH)2CO3(s) + HCl(aq) = CuCl2(s) + CO2(g) + H2O(l) =>
Cu2(OH)2CO3(s) + 4 HCl(aq) = 2 CuCl2(s) + CO2(g) + 3 H2O(l)
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
HNO3 + Ca(OH)2 = Ca(NO3)2 + H2O =>
2 HNO3 + Ca(OH)2 = Ca(NO3)2 + 2 H2O
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
NaCO3 + CaCl2 = Na2Cl2 + Ca(CO3)2 =>
2 NaCO3 + CaCl2 = Na2Cl2 + Ca(CO3)2
Pb3O4 = PbO + O2 =>
2 Pb3O4 = 6 PbO + O2
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
HCl + Cu(OH)2 = CuCl2 + H2O =>
2 HCl + Cu(OH)2 = CuCl2 + 2 H2O
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
K + FESO4 = K2SO4 + FE =>
2 K + FESO4 = K2SO4 + FE
Fe + H2SO4 = FeSO4 + SO2 + H2O =>
Fe + 2 H2SO4 = FeSO4 + SO2 + 2 H2O
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Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur06/01/15
Équations équilibrées sur07/01/14
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