| Équations équilibrées la veille | Équations équilibrées le lendemain |
7 H8C6O7 + 18 NaCO3 = 13 H2O + 6 Na3C6H5O7 + 24 CO2
HNO3(aq) + K2SO3(aq) = KNO3(aq) + SO2(g) + H2O =>
2 HNO3(aq) + K2SO3(aq) = 2 KNO3(aq) + SO2(g) + H2O
(a)Fe(s) + S(s) = Fe2S3(s) =>
2(a)Fe(s) + 3 S(s) = Fe2S3(s)
Li(s) + H2O(l) = H2 + LiOH(aq) =>
2 Li(s) + 2 H2O(l) = H2 + 2 LiOH(aq)
MnO22 + HCl = Cl2 + MnCl2 + H2O =>
MnO22 + 44 HCl = 21 Cl2 + MnCl2 + 22 H2O
KI + Pb(NO3)2 = K(NO3)2 + IPb =>
KI + Pb(NO3)2 = K(NO3)2 + IPb
N2O + H2 = H2O + N =>
N2O + H2 = H2O + 2 N
Fe + Ge = FeGe =>
Fe + Ge = FeGe
Sb + HNO3 = Sb2O5 + NO + H2 =>
8 Sb + 10 HNO3 = 4 Sb2O5 + 10 NO + 5 H2
KMnO4 + C2O4Ca + H2SO4 = CO2 + K2SO4 + MnSO4 + CaSO4 + H2O =>
2 KMnO4 + 5 C2O4Ca + 8 H2SO4 = 10 CO2 + K2SO4 + 2 MnSO4 + 5 CaSO4 + 8 H2O
Hg(NO3)2 + KCN = KNO3 + K2[Hg(CN)4] =>
Hg(NO3)2 + 4 KCN = 2 KNO3 + K2[Hg(CN)4]
(CH3)5CHC(CH2)4 + O2 = CO2 + H2O =>
(CH3)5CHC(CH2)4 + 17 O2 = 11 CO2 + 12 H2O
K3PO4 + H2O = KOH + H3PO4 =>
K3PO4 + 3 H2O = 3 KOH + H3PO4
Hg(NO3)2 + KCN = KNO3 + K2[Hg(CN)4] =>
Hg(NO3)2 + 4 KCN = 2 KNO3 + K2[Hg(CN)4]
H3C6H5O7 + NaHCO3 = NaC6H7O6 + CO2 + H2O =>
10 H3C6H5O7 + 9 NaHCO3 = 9 NaC6H7O6 + 15 CO2 + 13 H2O
Mg2 + O2 = MgO2 =>
Mg2 + 2 O2 = 2 MgO2
Ba + N = Ba3N2 =>
3 Ba + 2 N = Ba3N2
KOHHBrO = KBrOH2O =>
KOHHBrO = KBrOH2O
KCl + H2SO4*{-}2 = K2SO4*{-}2 + H2Cl2 =>
2 KCl + H2SO4*{-}2 = K2SO4*{-}2 + H2Cl2
HNO3(aq) + Na2CO3(s) = CO2(g) + H2O(l) + NaNO3 =>
2 HNO3(aq) + Na2CO3(s) = CO2(g) + H2O(l) + 2 NaNO3
I{-} + Cl2 + H2O = IO3{-} + Cl{-} + H{+} =>
I{-} + 3 Cl2 + 3 H2O = IO3{-} + 6 Cl{-} + 6 H{+}
C10H14 + KMnO4 + H2SO4 = C8H6O2 + MnSO4 + K2SO4 + H2O =>
20 C10H14 + 46 KMnO4 + 69 H2SO4 = 25 C8H6O2 + 46 MnSO4 + 23 K2SO4 + 134 H2O
Al(OH)3(t) = Al2O3 + H2O =>
2 Al(OH)3(t) = Al2O3 + 3 H2O
HfO3 + Zn + H2SO4 = Hf2O3 + ZnSO4 + H2O =>
2 HfO3 + 3 Zn + 3 H2SO4 = Hf2O3 + 3 ZnSO4 + 3 H2O
K2O + HCl = KCl + H2O =>
K2O + 2 HCl = 2 KCl + H2O
C2O2 = C + O =>
C2O2 = 2 C + 2 O
Hg(NO3)2 + KCN = KNO3 + K2[Hg(CN)4] =>
Hg(NO3)2 + 4 KCN = 2 KNO3 + K2[Hg(CN)4]
SrBr2 + (Nh4)2Co3 = SrCo3 + Nh4Br =>
SrBr2 + (Nh4)2Co3 = SrCo3 + 2 Nh4Br
HI(aq) + Sr(OH) = SrI(aq) + H2O =>
HI(aq) + Sr(OH) = SrI(aq) + H2O
BaCl2 + Na2SO3 = BaSO3 + NaCl =>
BaCl2 + Na2SO3 = BaSO3 + 2 NaCl
BariumAcetate + Copper(II)Chromate = Copper(II)Acetate + BariumChromate =>
BariumAcetate + Copper(II)Chromate = Copper(II)Acetate + BariumChromate
NaOH + NaH = Na + H2O =>
NaOH + NaH = 2 Na + H2O
Hg(NO3)2 + KCN = KNO3 + K2[Hg(CN)4] =>
Hg(NO3)2 + 4 KCN = 2 KNO3 + K2[Hg(CN)4]
C5H10 + KMnO4 + H2SO4 = C2H4O2 + C3H6O2K2SO4 + MnSO4 + H2O =>
12 C5H10 + 20 KMnO4 + 30 H2SO4 = 15 C2H4O2 + 10 C3H6O2K2SO4 + 20 MnSO4 + 30 H2O
Ca{2} + O{-2} = CaO =>
Ca{2} + O{-2} = CaO
MgCl2 + NH4PO4 = MgNH4PO4 + Cl2 =>
MgCl2 + NH4PO4 = MgNH4PO4 + Cl2
Ag2S + H2O = Ag + H2S + O2 =>
2 Ag2S + 2 H2O = 4 Ag + 2 H2S + O2
V + Se + I2 + H2O = V4OSe8I8 + HI =>
4 V + 8 Se + 5 I2 + H2O = V4OSe8I8 + 2 HI
Fe{3+} + MnO4{-} = Fe(MnO4)3 =>
Fe{3+} + 3 MnO4{-} = Fe(MnO4)3
NH4OH + H2O2 = NO2 + H2 =>
2 NH4OH + H2O2 = 2 NO2 + 6 H2
PI3 = P4 + I2 =>
4 PI3 = P4 + 6 I2
C6H14 + Cl2 = C4Cl10 + HCl =>
2 C6H14 + 29 Cl2 = 3 C4Cl10 + 28 HCl
HCe + NaOH = H2O + NaCe =>
HCe + NaOH = H2O + NaCe
H2SO4 + I2 = I2SO4 + H2 =>
H2SO4 + I2 = I2SO4 + H2
Mg(s) + HCl(aq) = H2(g) + MgCl2(aq) =>
Mg(s) + 2 HCl(aq) = H2(g) + MgCl2(aq)
N2 + S = N2S5 =>
N2 + 5 S = N2S5
PbCl2 + HIO3 + HCl = PbCl4 + HI + H2O =>
3 PbCl2 + HIO3 + 6 HCl = 3 PbCl4 + HI + 3 H2O
NH4Cl + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
C5H11COOH + Bi2O3 = (C5H11COO)3Bi + H2O =>
6 C5H11COOH + Bi2O3 = 2(C5H11COO)3Bi + 3 H2O
ZnCO3 + H2O = Zn + OH + HCO3 =>
ZnCO3 + H2O = Zn + OH + HCO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/24/24
Équations équilibrées sur12/24/23
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