| Équations équilibrées la veille | Équations équilibrées le lendemain |
Br2 + Na = NaBr2
NH4Cl + CaO = CaCl2 + H2O + NH3 =>
2 NH4Cl + CaO = CaCl2 + H2O + 2 NH3
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
C8H18O3(l) + O2(g) = H2O(g) + CO2(g) =>
C8H18O3(l) + 11 O2(g) = 9 H2O(g) + 8 CO2(g)
K + N2 = K3N =>
6 K + N2 = 2 K3N
K + I = KI =>
K + I = KI
K + I2 = KI =>
2 K + I2 = 2 KI
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
ZnO + H2SO4 = ZnSO4 + H2O =>
ZnO + H2SO4 = ZnSO4 + H2O
CuCl2 + H2SO4 = CuSO4 + HCl =>
CuCl2 + H2SO4 = CuSO4 + 2 HCl
Na + Br2 = NaBr =>
2 Na + Br2 = 2 NaBr
K2[Zn(OH)4] + H2SO4 = K2SO4 + ZnSO4 + H2O =>
K2[Zn(OH)4] + 2 H2SO4 = K2SO4 + ZnSO4 + 4 H2O
HgO + Cl2 = HgCl + O2 =>
2 HgO + Cl2 = 2 HgCl + O2
CuS + O2 = SO2 + CuO =>
2 CuS + 3 O2 = 2 SO2 + 2 CuO
HNO3 + Cu = Cu(NO3)2 + H2O + NO2 =>
4 HNO3 + Cu = Cu(NO3)2 + 2 H2O + 2 NO2
Na2[Zn(OH)4] + H2SO4 = Na2SO4 + ZnSO4 + H2O =>
Na2[Zn(OH)4] + 2 H2SO4 = Na2SO4 + ZnSO4 + 4 H2O
HSO3Cl + H2O = H2SO4 + HCl =>
HSO3Cl + H2O = H2SO4 + HCl
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
BaCl2 + Na2SO4 = NaCl + BaSO4 =>
BaCl2 + Na2SO4 = 2 NaCl + BaSO4
Hg + HNO3 = Hg(NO3)2 + NO2 + H2O =>
Hg + 4 HNO3 = Hg(NO3)2 + 2 NO2 + 2 H2O
Hg(NO3)2 + HCl = HgCl + H(NO3)2 =>
Hg(NO3)2 + HCl = HgCl + H(NO3)2
Cl2 + LiI = LiCl + I2 =>
Cl2 + 2 LiI = 2 LiCl + I2
HNO3 + Al(OH)3 = Al(NO3)3 + H2O =>
3 HNO3 + Al(OH)3 = Al(NO3)3 + 3 H2O
H{+} + Al = H2 + Al{3+} =>
6 H{+} + 2 Al = 3 H2 + 2 Al{3+}
(ICl3)2 = ICl + Cl2 =>
(ICl3)2 = 2 ICl + 2 Cl2
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
HCl + CaCO3 = CO2 + H2O + CaCl2 =>
2 HCl + CaCO3 = CO2 + H2O + CaCl2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
H2S + H{+} + Cr2O7{-2} = S + Cr{+3} + H2O =>
3 H2S + 8 H{+} + Cr2O7{-2} = 3 S + 2 Cr{+3} + 7 H2O
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
CH4 + O2 = CO2 + H20 =>
5 CH4 + 5 O2 = 5 CO2 + H20
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Na2HPO4 + MgCl2 + NH4OH = MgNH4PO4 + NaCl + H2O =>
Na2HPO4 + MgCl2 + NH4OH = MgNH4PO4 + 2 NaCl + H2O
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
LiOH + CO2 = Li2CO3 + H2O =>
2 LiOH + CO2 = Li2CO3 + H2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
ClO3{-} + MnO4{-} + H{+} = MnO2 + ClO4{-} + H2O =>
3 ClO3{-} + 2 MnO4{-} + 2 H{+} = 2 MnO2 + 3 ClO4{-} + H2O
CO2 + Li = Li2C2 + Li2O =>
2 CO2 + 10 Li = Li2C2 + 4 Li2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
Zn + AgCl2 = Ag + ZnCl =>
2 Zn + AgCl2 = Ag + 2 ZnCl
Cr2O7{2-} + H{+} + I2 = IO3{-} + Cr{3+} + H2O =>
5 Cr2O7{2-} + 34 H{+} + 3 I2 = 6 IO3{-} + 10 Cr{3+} + 17 H2O
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
NaOH + CoCl2 + H2O + Na2O2 = Co(OH)3 + NaCl =>
2 NaOH + 2 CoCl2 + 2 H2O + Na2O2 = 2 Co(OH)3 + 4 NaCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/16/13
Équations équilibrées sur09/15/12
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