| Équations équilibrées la veille | Équations équilibrées le lendemain |
MgSO4 + NaOH = MgOH + NaSO4
K2Cr2O7 + SbCl3 + HCl = CrCl3 + H[SbCl6] + KCl + H2O =>
K2Cr2O7 + 3 SbCl3 + 17 HCl = 2 CrCl3 + 3 H[SbCl6] + 2 KCl + 7 H2O
Cu + Mg(NO3)2 = CuNO3 + Mg2 =>
4 Cu + 2 Mg(NO3)2 = 4 CuNO3 + Mg2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NaNO2 + KMnO4 + H2SO4 = NO2 + K2SO4 + Na2SO4 + MnSO4 + H2O =>
10 NaNO2 + 2 KMnO4 + 8 H2SO4 = 10 NO2 + K2SO4 + 5 Na2SO4 + 2 MnSO4 + 8 H2O
HgCl2 + Na2S = HgS + Na2Cl2 =>
HgCl2 + Na2S = HgS + Na2Cl2
H2S + CuOH = Cu2S + H2O =>
H2S + 2 CuOH = Cu2S + 2 H2O
Hg + HNO3 + HCl = HgCl2 + NO + H2O =>
3 Hg + 2 HNO3 + 6 HCl = 3 HgCl2 + 2 NO + 4 H2O
I{-} + H2O = HI + OH{-} =>
I{-} + H2O = HI + OH{-}
NaOH + H3O{+} = Na{+} + H2O =>
NaOH + H3O{+} = Na{+} + 2 H2O
Al2O3 + NaOH = Na3[Al(OH)6] + Na2O =>
Al2O3 + 12 NaOH = 2 Na3[Al(OH)6] + 3 Na2O
Na2CrO4(aq) + FeI3(aq) = NaI(aq) + Fe2(CrO4)3 =>
3 Na2CrO4(aq) + 2 FeI3(aq) = 6 NaI(aq) + Fe2(CrO4)3
Li2O(s) + CO2(g) = Li2CO3(s) =>
Li2O(s) + CO2(g) = Li2CO3(s)
Br2 + LiI = Br2I + Li =>
Br2 + LiI = Br2I + Li
(NH4)2Fe(SO4)2 + H2SO4 + H2O2 = Fe2(SO4)3 + (NH4)2SO4 + H2O =>
2(NH4)2Fe(SO4)2 + H2SO4 + H2O2 = Fe2(SO4)3 + 2(NH4)2SO4 + 2 H2O
(NH4)2Co3 + Zn(NO3)2 = NH4NO3 + ZnCo3 =>
(NH4)2Co3 + Zn(NO3)2 = 2 NH4NO3 + ZnCo3
K4Fe(CN)6 + KMnO4 + HCl = KCl + FeCl + CO + NO2 + MnCl2 + H2O =>
5 K4Fe(CN)6 + 41 KMnO4 + 148 HCl = 61 KCl + 5 FeCl + 30 CO + 30 NO2 + 41 MnCl2 + 74 H2O
Eu(s) + H2O(l) = Eu(OH)3(aq) + H2(g) =>
2 Eu(s) + 6 H2O(l) = 2 Eu(OH)3(aq) + 3 H2(g)
Ag3PO4 + MgI2 = AgI + Mg3(PO4)2 =>
2 Ag3PO4 + 3 MgI2 = 6 AgI + Mg3(PO4)2
CaCO3 + H2O + CO2 = Ca(HCO3)2 =>
CaCO3 + H2O + CO2 = Ca(HCO3)2
BaCl2(aq) + NaCl(aq) = BaCl(aq) + NaCl2(aq) =>
BaCl2(aq) + NaCl(aq) = BaCl(aq) + NaCl2(aq)
CaBr2 + HCN = Ca(CN)2 + HBr =>
CaBr2 + 2 HCN = Ca(CN)2 + 2 HBr
C54H108 + O2 = CO4 + H2O =>
C54H108 + 135 O2 = 54 CO4 + 54 H2O
H3PO4 + ZrO2 = Zr(HPO4)2 + H2O =>
2 H3PO4 + ZrO2 = Zr(HPO4)2 + 2 H2O
I2{-} + C6H8O6 = I{-} + C6H6O6 + H{+} =>
2 I2{-} + C6H8O6 = 4 I{-} + C6H6O6 + 2 H{+}
Al2(SO4)3 + K3PO4 = Al + PO4 + K2SO4 =>
Al2(SO4)3 + 2 K3PO4 = 2 Al + 2 PO4 + 3 K2SO4
H2S + HNO3 = H2SO4 + NO2 + H2O =>
H2S + 8 HNO3 = H2SO4 + 8 NO2 + 4 H2O
CoN2O6 + C4H4Na2O4 = C4H4CoO4 + NaNO3 =>
CoN2O6 + C4H4Na2O4 = C4H4CoO4 + 2 NaNO3
AlBr3 + SrO = SrBr2 + Al2O3 =>
2 AlBr3 + 3 SrO = 3 SrBr2 + Al2O3
C11H24 + O2 = H2O + CO2 =>
C11H24 + 17 O2 = 12 H2O + 11 CO2
Al(s) + NaOH(aq) + H2O(l) = NaAlO2*6H2O(aq) + H2(g) =>
2 Al(s) + 2 NaOH(aq) + 14 H2O(l) = 2 NaAlO2*6H2O(aq) + 3 H2(g)
Cd3(PO4)2 + NH4OH = Cd(OH)2 + (NH4)3(PO4) =>
Cd3(PO4)2 + 6 NH4OH = 3 Cd(OH)2 + 2(NH4)3(PO4)
MnO2(c) + HCl(aq) = MnCl2(aq) + Cl2(g) + H2O(l) =>
MnO2(c) + 4 HCl(aq) = MnCl2(aq) + Cl2(g) + 2 H2O(l)
Cu(NO3)2*25H2O + NaOH = Cu(OH)2 + Na(NO3) + H2O =>
Cu(NO3)2*25H2O + 2 NaOH = Cu(OH)2 + 2 Na(NO3) + 25 H2O
C2H5OH = CH2CH2 + H2O =>
C2H5OH = CH2CH2 + H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
C6H5CH2COOK + KOH = C6H5CH3 + K2CO3 =>
C6H5CH2COOK + KOH = C6H5CH3 + K2CO3
Zn + HB2 = ZnB2 + H2 =>
2 Zn + 2 HB2 = 2 ZnB2 + H2
C4H6O6(aq) + NaHCO3(aq) = NaC4H5O6(aq) + H2O(l) + CO2(g) =>
C4H6O6(aq) + NaHCO3(aq) = NaC4H5O6(aq) + H2O(l) + CO2(g)
H2CO3 + SnO2 = Sn(CO3)2 + H2O =>
2 H2CO3 + SnO2 = Sn(CO3)2 + 2 H2O
Zn + Cr2O7{2-} + H{+] = Zn{2+}+Cr{3+}+H2O =>
3 Zn + Cr2O7{2-} + 14 H{+] = 3 Zn{2+}+2Cr{3+}+7H2O
KMnO4 + NaNO2 + H2SO4 = MnSO4 + K2SO4 + NO2 + NaSO4 + H2O =>
2 KMnO4 + 5 NaNO2 + 8 H2SO4 = 2 MnSO4 + K2SO4 + 5 NO2 + 5 NaSO4 + 8 H2O
Zn + O2 = ZnO = SO2 =>
2 Zn + O2 = 2 ZnO
Li2SO3 + HClO4 = H2SO3 + LiClO4 =>
Li2SO3 + 2 HClO4 = H2SO3 + 2 LiClO4
N2 + H2SO4 = NH3 + SO4 =>
N2 + 3 H2SO4 = 2 NH3 + 3 SO4
H2S + KOH = K2S + H2O =>
H2S + 2 KOH = K2S + 2 H2O
Cu(IO3) + K2(CO3) = K(IO3) + Cu2(CO3) =>
2 Cu(IO3) + K2(CO3) = 2 K(IO3) + Cu2(CO3)
(NH4)2SO4 + NaOH = NH4(OH) + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH4(OH) + Na2SO4
Be + S = BeS =>
Be + S = BeS
C21H44(g) + O2(g) = CO2(g) + H2O(g) =>
C21H44(g) + 32 O2(g) = 21 CO2(g) + 22 H2O(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/29/24
Équations équilibrées sur11/28/23
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