| Équations équilibrées la veille | Équations équilibrées le lendemain |
Al2(CrO4)3 + 3 N2H8SO4 = 3 N2H8CrO4 + Al2(SO4)3
Mg(OH)2 + H2SO3(aq) = MgSO3(aq) + H2O(l) =>
Mg(OH)2 + H2SO3(aq) = MgSO3(aq) + 2 H2O(l)
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
C4 + H = CH4 =>
C4 + 16 H = 4 CH4
CO2 + He = CO2He =>
CO2 + He = CO2He
UO2(s) + HF(l) = UF4(s) + H2O(l) =>
UO2(s) + 4 HF(l) = UF4(s) + 2 H2O(l)
C7H12 + O2 = CO2 + H2O =>
C7H12 + 10 O2 = 7 CO2 + 6 H2O
NH4Cl + SrBr = NH4Br + ClSr =>
NH4Cl + SrBr = NH4Br + ClSr
H2SO4 + H2S = SO + H2O =>
H2SO4 + H2S = 2 SO + 2 H2O
KI + H2O + Cl2 = KIO3 + HCl =>
KI + 3 H2O + 3 Cl2 = KIO3 + 6 HCl
Cr3Br3 + NaNO3 = NaBr + CrNO3 =>
Cr3Br3 + 3 NaNO3 = 3 NaBr + 3 CrNO3
NaOH + FeCl3 = (Fe(OH)3) + NaCl =>
3 NaOH + FeCl3 = (Fe(OH)3) + 3 NaCl
KI + NaOH = KOH(aq) + NaI(aq) =>
KI + NaOH = KOH(aq) + NaI(aq)
MnO2 + H = H2O + Mn =>
MnO2 + 4 H = 2 H2O + Mn
CH3OH + K2Cr2O7 + H2SO4 = HCOOH + Cr2(SO4)3 + KSO4 + H2O =>
CH3OH + K2Cr2O7 + 5 H2SO4 = HCOOH + Cr2(SO4)3 + 2 KSO4 + 6 H2O
Cr2(SO4)3 + Na2S2O8 + NaOH = Na2SO4 + Na2CrO4 + H2O =>
Cr2(SO4)3 + 3 Na2S2O8 + 16 NaOH = 9 Na2SO4 + 2 Na2CrO4 + 8 H2O
FeSO4 + Cu = Fe + CuSO4 =>
FeSO4 + Cu = Fe + CuSO4
KAg(CN)2 + Zn = Ag + Zn(CN)2 + KCN =>
2 KAg(CN)2 + Zn = 2 Ag + Zn(CN)2 + 2 KCN
C{3+} = C{4+} + {-} =>
C{3+} = C{4+} + e
MgCl2 + AgNO3 = AgCl + Mg(NO3)2 =>
MgCl2 + 2 AgNO3 = 2 AgCl + Mg(NO3)2
NiSO4 + Na2CO3 = NiCO3 + Na2(SO4) =>
NiSO4 + Na2CO3 = NiCO3 + Na2(SO4)
CdCl2 + NH3 + H2O = [Cd(NH3)4](OH)2 + NH4Cl =>
CdCl2 + 6 NH3 + 2 H2O = [Cd(NH3)4](OH)2 + 2 NH4Cl
MnSO4 + CaOCl2 + NaOH = Na2MnO4 + CaCl2 + H2O + Na2SO4 =>
MnSO4 + 2 CaOCl2 + 4 NaOH = Na2MnO4 + 2 CaCl2 + 2 H2O + Na2SO4
CH3Cl + Na + C3H7Cl = C4H10 + NaCl =>
CH3Cl + 2 Na + C3H7Cl = C4H10 + 2 NaCl
ClO2 + NaOH = NaCl2 + NaClO3 + H2O =>
11 ClO2 + 10 NaOH = NaCl2 + 9 NaClO3 + 5 H2O
C4H8OH + CuO = C3H7COOH + Cu + H2O =>
2 C4H8OH + 3 CuO = 2 C3H7COOH + 3 Cu + H2O
NO + KOH = N20 + KNO2 + H2O =>
60 NO + 40 KOH = N20 + 40 KNO2 + 20 H2O
AuCl3 = Au + Cl3 =>
AuCl3 = Au + Cl3
KOH + NiBr = BrK + NiOH =>
KOH + NiBr = BrK + NiOH
KCr + BaCl = KCl + BaCr =>
KCr + BaCl = KCl + BaCr
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
AlCl3 + NaOH = Al(OH)3 + Na3Cl3 =>
AlCl3 + 3 NaOH = Al(OH)3 + Na3Cl3
Zn + KNO3 + NaOH + H2O = NH3 + Na2Zn(OH)4 + K2Zn(OH)4 =>
8 Zn + 2 KNO3 + 14 NaOH + 12 H2O = 2 NH3 + 7 Na2Zn(OH)4 + K2Zn(OH)4
C42H34O42Ba9 + O2 = BaO + CO2 + H2O =>
C42H34O42Ba9 + 34 O2 = 9 BaO + 42 CO2 + 17 H2O
KCl + Ba = K + BaCl2 =>
2 KCl + Ba = 2 K + BaCl2
NaAlNO3 = Al + NaNO3 =>
NaAlNO3 = Al + NaNO3
C5H2O = C5HOH =>
C5H2O = C5HOH
UO2(s) + HF(l) = UF4(s) + H2O(l) =>
UO2(s) + 4 HF(l) = UF4(s) + 2 H2O(l)
Na2S(aq) + BaCl2(aq) = NaCl(aq) + BaS(s) =>
Na2S(aq) + BaCl2(aq) = 2 NaCl(aq) + BaS(s)
CH3COOH + Ca(OH)2 = (CH3COO)2 + Ca + H2O =>
2 CH3COOH + Ca(OH)2 = (CH3COO)2 + Ca + 2 H2O
KHSO3 + HCl = KCl + SO2 + H2O =>
KHSO3 + HCl = KCl + SO2 + H2O
Cr2O3 + NaNO3 + KOH = NaNO2 + K2CrO4 + H2O =>
Cr2O3 + 3 NaNO3 + 4 KOH = 3 NaNO2 + 2 K2CrO4 + 2 H2O
Ca(NO3)2 + Na3PO4 = Ca3(PO4)2 + NaNO3 =>
3 Ca(NO3)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaNO3
Na + MgSO4 = Na2SO4 + Mg =>
2 Na + MgSO4 = Na2SO4 + Mg
TeO2 + HCl = TeCl4 + H2O =>
TeO2 + 4 HCl = TeCl4 + 2 H2O
NH3 + OH({-}) = NH2{-} + H2O =>
NH3 + OH({-}) = NH2{-} + H2O
C42H34O42Ba9 + O2 = BaO + CO2 + H2O =>
C42H34O42Ba9 + 34 O2 = 9 BaO + 42 CO2 + 17 H2O
C3H8O + K2Cr2O7 + H2SO4 = C3H6O + Cr2(SO4)3 + K2SO4 + H2O =>
3 C3H8O + K2Cr2O7 + 4 H2SO4 = 3 C3H6O + Cr2(SO4)3 + K2SO4 + 7 H2O
Na2S(aq) + BaCl2(aq) = NaCl(aq) + BaS(s) =>
Na2S(aq) + BaCl2(aq) = 2 NaCl(aq) + BaS(s)
Fe2O3 + Cl = FeCl3 + O2 =>
2 Fe2O3 + 12 Cl = 4 FeCl3 + 3 O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/17/23
Équations équilibrées sur12/17/22
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