| Équations équilibrées la veille | Équations équilibrées le lendemain |
8 CH3(COOH)2 + 9 NaHCO3 = 9 CH3(COO)Na + 15 CO2 + 11 H2O
KBrO3 + Na2SO3 = Na2SO4 + KBr =>
KBrO3 + 3 Na2SO3 = 3 Na2SO4 + KBr
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
H3PO4 = H4P2O7 + H2O =>
2 H3PO4 = H4P2O7 + H2O
N2H4 + H2O2 = N2 + H2O =>
N2H4 + 2 H2O2 = N2 + 4 H2O
NH{+4}NO{+2} = N{+2} + H{+2}O =>
NH{+4}NO{+2} = N{+2} + H{+2}O
H{+} + Cl{-} + MnO4{-} = Cl2 + Mn{2+} + H2O =>
16 H{+} + 10 Cl{-} + 2 MnO4{-} = 5 Cl2 + 2 Mn{2+} + 8 H2O
NO3{-} + Zn + OH{-} = NH3 + ZnO2{2-} + H{+} =>
NO3{-} + 4 Zn + 5 OH{-} = NH3 + 4 ZnO2{2-} + 2 H{+}
F2 + BaCl2 = FCl2 + Ba =>
F2 + 2 BaCl2 = 2 FCl2 + 2 Ba
S + Ca(OH)2 = Ca(HS)2 + O =>
2 S + Ca(OH)2 = Ca(HS)2 + 2 O
PbO2 + NaBr + H2SO4 = PbSO4 + Br2 + Na2SO4 + H2O =>
PbO2 + 2 NaBr + 2 H2SO4 = PbSO4 + Br2 + Na2SO4 + 2 H2O
C2H2 + Cl2 + Ca(OH)2 = C2Cl2 + CaCl2 + H2O =>
C2H2 + 2 Cl2 + Ca(OH)2 = C2Cl2 + CaCl2 + 2 H2O
Na2S2O3 + H2SO4 = S + H2SO3 + Na2SO4 =>
Na2S2O3 + H2SO4 = S + H2SO3 + Na2SO4
Cr2O3 + CaCO3 + O2 = CaCrO4 + CO2 =>
2 Cr2O3 + 4 CaCO3 + 3 O2 = 4 CaCrO4 + 4 CO2
P2O6H2 = PO3H =>
P2O6H2 = 2 PO3H
Na3(Cr(OH)6) + H2S = Na2S + CrS + S + H2O =>
2 Na3(Cr(OH)6) + 6 H2S = 3 Na2S + 2 CrS + S + 12 H2O
I2(s) + H2S(g) = HI(s) + S(g) =>
I2(s) + H2S(g) = 2 HI(s) + S(g)
C3H6O2 + NH3 = C5H7NO2 + C2H4O2 + H =>
3 C3H6O2 + NH3 = C5H7NO2 + 2 C2H4O2 + 6 H
MoO3 + H2S = Mo + H2O + S =>
MoO3 + 3 H2S = Mo + 3 H2O + 3 S
K + Al2(CO3)2 = Al + K(CO3) =>
2 K + Al2(CO3)2 = 2 Al + 2 K(CO3)
H2SO4(aq) + Fe(s) = FeSO4(s) + H2 =>
H2SO4(aq) + Fe(s) = FeSO4(s) + H2
Mn + AgF = Ag + MnF =>
Mn + AgF = Ag + MnF
NH4ClO3(aq) + KNO3(aq) = KClO3 + NH4NO3 =>
NH4ClO3(aq) + KNO3(aq) = KClO3 + NH4NO3
HNO3 = NO2 + O2 + HOH =>
4 HNO3 = 4 NO2 + O2 + 2 HOH
C2H3Cl + HCl = CH4 + Cl =>
C2H3Cl + 5 HCl = 2 CH4 + 6 Cl
Fe2(SO4)3 + Mg = FeMg + SO4 =>
Fe2(SO4)3 + 2 Mg = 2 FeMg + 3 SO4
O2 + SO2 = SO3 =>
O2 + 2 SO2 = 2 SO3
Lu + Al + Au = LuAu3Al7 =>
Lu + 7 Al + 3 Au = LuAu3Al7
Na[Al(OH)4] + CH3COOH = (CH3COO)3Al + (CH3COO)Na + H2O =>
Na[Al(OH)4] + 4 CH3COOH = (CH3COO)3Al + (CH3COO)Na + 4 H2O
HCl + FeCl2 + K2Cr2O7 = CrCl3 + KCl + H2O + FeCl3 =>
14 HCl + 6 FeCl2 + K2Cr2O7 = 2 CrCl3 + 2 KCl + 7 H2O + 6 FeCl3
(NH4)2SO4 + Ca(OH)2 = NH4OH + CaSO4 =>
(NH4)2SO4 + Ca(OH)2 = 2 NH4OH + CaSO4
P2Z3 + Az = PAz2 + Z =>
P2Z3 + 4 Az = 2 PAz2 + 3 Z
Br{-} + ClO4{-} = BrO3{-} + ClO3{-} =>
Br{-} + 3 ClO4{-} = BrO3{-} + 3 ClO3{-}
NaI + SnCl4 = NaCl + SnCl2 + I2 =>
2 NaI + SnCl4 = 2 NaCl + SnCl2 + I2
HBr = H + Br =>
HBr = H + Br
FeCl3 + O3 = Fe(ClO)3 =>
FeCl3 + O3 = Fe(ClO)3
H2SO4(aq) + K2CO3(aq) = H2CO3 + K2SO4 =>
H2SO4(aq) + K2CO3(aq) = H2CO3 + K2SO4
[Zn(NH3)4](OH)2 + S = ZnS + (OH)2 + NH3 =>
[Zn(NH3)4](OH)2 + S = ZnS + (OH)2 + 4 NH3
NH(Cl)4 + AgNO3 = NH(NO3)4 + ClAg =>
NH(Cl)4 + 4 AgNO3 = NH(NO3)4 + 4 ClAg
CrCl2 + NaOH + Cl2 = Na2Cr2O7 + NaCl + H2O =>
2 CrCl2 + 14 NaOH + 4 Cl2 = Na2Cr2O7 + 12 NaCl + 7 H2O
Br2 + KOH + H2O2 = KBrO3 + H2O =>
Br2 + 2 KOH + 5 H2O2 = 2 KBrO3 + 6 H2O
AlBr3 + H2O = H2 + Br2 + Al(OH)3 =>
2 AlBr3 + 6 H2O = 3 H2 + 3 Br2 + 2 Al(OH)3
NH4Cl + Na3[Co(NO3)6] = (NH4)3[Co(NO3)6] + NaCl =>
3 NH4Cl + Na3[Co(NO3)6] = (NH4)3[Co(NO3)6] + 3 NaCl
Fe(OH)2 + NO3{-} + H2O = Fe(OH)3 + NH3 + OH{-} =>
8 Fe(OH)2 + NO3{-} + 6 H2O = 8 Fe(OH)3 + NH3 + OH{-}
Mg + H2O = H2 + MgOH =>
2 Mg + 2 H2O = H2 + 2 MgOH
H2 + Se6 = SeH4 =>
12 H2 + Se6 = 6 SeH4
NaI + SnCl4 = NaCl + SnI4 =>
4 NaI + SnCl4 = 4 NaCl + SnI4
Na2MnO4 + CO2 + H2O = MnO2 + NaMnO4 + NaHCO3 =>
3 Na2MnO4 + 4 CO2 + 2 H2O = MnO2 + 2 NaMnO4 + 4 NaHCO3
Cu + H2SO4 = CuSO4 + H2O(l) + SO2(g) =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O(l) + SO2(g)
C8H10 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O + C8H6O4 =>
C8H10 + 2 K2Cr2O7 + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 10 H2O + C8H6O4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/07/25
Équations équilibrées sur04/06/24
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