| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Sn + 2 HClO3 = 2 SnClO3 + H2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
H2SO4 + KMnO4 + H2O2 = MnO4 + K2SO4 + H2O =>
H2SO4 + 2 KMnO4 + H2O2 = 2 MnO4 + K2SO4 + 2 H2O
HC7H5O2 + H2O = H3O + C7H5O2 =>
HC7H5O2 + H2O = H3O + C7H5O2
Mg + NCl = MgCl2 + N2 =>
Mg + 2 NCl = MgCl2 + N2
K2S2O8 + KMnO4 = K2SO4 + Mn(KSO4)3 + O3 =>
6 K2S2O8 + 3 KMnO4 = 3 K2SO4 + 3 Mn(KSO4)3 + 4 O3
K2SO3 + CuO = CuSO3 + K2O =>
K2SO3 + CuO = CuSO3 + K2O
HC7H5O2 + H2O = H3O + C7H5O2 =>
HC7H5O2 + H2O = H3O + C7H5O2
Na2(CO3) + H2SO4 = Na2SO4 + H2CO3 =>
Na2(CO3) + H2SO4 = Na2SO4 + H2CO3
TlCl = Tl + Cl =>
TlCl = Tl + Cl
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Cr(s) + SnCl4(aq) = Sn(s) + CrCl2(aq) =>
2 Cr(s) + SnCl4(aq) = Sn(s) + 2 CrCl2(aq)
Ba + SO4 = BaSO4 =>
Ba + SO4 = BaSO4
KHCO3 + C2H4O2 = KC2H3O2 + H2O + CO2 =>
KHCO3 + C2H4O2 = KC2H3O2 + H2O + CO2
Co + O2 = Co3O3 =>
6 Co + 3 O2 = 2 Co3O3
H2SO4 + NaBr = NaHSO4 + Br2 + SO2 + H2O =>
3 H2SO4 + 2 NaBr = 2 NaHSO4 + Br2 + SO2 + 2 H2O
La + S = La2S3 =>
2 La + 3 S = La2S3
K2Cr2O7 + BaCl2 + KOH = BaCrO4 + KCl + HCl =>
K2Cr2O7 + 2 BaCl2 + KOH = 2 BaCrO4 + 3 KCl + HCl
Ni + B = NiB =>
Ni + B = NiB
VCl3 = V + Cl =>
VCl3 = V + 3 Cl
Cu = Cu{2+} + e =>
Cu = Cu{2+} + 2e
MgSO4(aq) + NaOH(aq) = Mg(OH)2 + Na2SO4 =>
MgSO4(aq) + 2 NaOH(aq) = Mg(OH)2 + Na2SO4
C5H10 + O = CO2 + H2O =>
C5H10 + 15 O = 5 CO2 + 5 H2O
HCOOC6H5 + NaOH = HCOONa + C6H5ONa + H2O =>
HCOOC6H5 + 2 NaOH = HCOONa + C6H5ONa + H2O
Cd + NH4CN = Cd(CN)2 + NH4 =>
Cd + 2 NH4CN = Cd(CN)2 + 2 NH4
Na2[B4O5(OH)4]8H2O + NaOH + H2O2 = Na2[B2(O2)2(OH)4]6H2O + H2O =>
3 Na2[B4O5(OH)4]8H2O + 10 NaOH + 115 H2O2 = 8 Na2[B2(O2)2(OH)4]6H2O + 67 H2O
H3(PO4) + NH4OH = H2O + (NH4)3(PO4) =>
H3(PO4) + 3 NH4OH = 3 H2O + (NH4)3(PO4)
(CH2)2CHOH + O2 = CO2 + H2O =>
(CH2)2CHOH + 4 O2 = 3 CO2 + 3 H2O
K2Cr2O7 + BaCl2 + KOH = BaCrO4 + KCl + HCl =>
K2Cr2O7 + 2 BaCl2 + KOH = 2 BaCrO4 + 3 KCl + HCl
KI(s) = K(s) + I(g) =>
KI(s) = K(s) + I(g)
(NH4)2MoO4 + HCl + SnCl2 = Mo2O5 + NH4Cl + SnCl4 + H2O =>
2(NH4)2MoO4 + 6 HCl + SnCl2 = Mo2O5 + 4 NH4Cl + SnCl4 + 3 H2O
Fe + H2SO4(aq) = Fe2(SO4)3(aq) + H2 =>
2 Fe + 3 H2SO4(aq) = Fe2(SO4)3(aq) + 3 H2
CaO + CO2 = CaCO3 =>
CaO + CO2 = CaCO3
Na(s) + O(g) = NaO(s) =>
Na(s) + O(g) = NaO(s)
Li2CO3 + MoBr4 = LiBr + Mo2(CO3)4 =>
4 Li2CO3 + 2 MoBr4 = 8 LiBr + Mo2(CO3)4
C2H2BaO6 = BaCO3 + H2O + CO2 =>
C2H2BaO6 = BaCO3 + H2O + CO2
BH3(g) + H2O(l) = B(OH)3 + H2(g) =>
BH3(g) + 3 H2O(l) = B(OH)3 + 3 H2(g)
Cr2S3 + H2O = Cr(OH)3 + H2S =>
Cr2S3 + 6 H2O = 2 Cr(OH)3 + 3 H2S
C7H6O3 + C2H6O = C9H10O2 + H2O =>
12 C7H6O3 + 21 C2H6O = 14 C9H10O2 + 29 H2O
KMnO4 + CH3OH = H2COO + H2O + KOH + MnO2 =>
4 KMnO4 + 3 CH3OH = 3 H2COO + H2O + 4 KOH + 4 MnO2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
MnO2 + ClO3{-} + OH{-} = MnO4{2-} + Cl{-} + H2O =>
3 MnO2 + ClO3{-} + 6 OH{-} = 3 MnO4{2-} + Cl{-} + 3 H2O
C7H8O2(l) + O2(g) = CO2(g) + H2O(l) =>
C7H8O2(l) + 8 O2(g) = 7 CO2(g) + 4 H2O(l)
MgO + HCl = H2O + MgCl2 =>
MgO + 2 HCl = H2O + MgCl2
AgClO = AgClO3 + AgCl =>
3 AgClO = AgClO3 + 2 AgCl
C6H6O3 + H2O = C5H8O3 + CH2O2 =>
C6H6O3 + 2 H2O = C5H8O3 + CH2O2
CuSO4 + HBr + Ag(OH) = AgBr2 + H2SO4 + Cu + H2O =>
CuSO4 + 4 HBr + 2 Ag(OH) = 2 AgBr2 + H2SO4 + Cu + 2 H2O
NaFeO2 + H2O = FeOOH + NaOH =>
NaFeO2 + H2O = FeOOH + NaOH
HC2H3O2(aq)NaHSO3(aq) = NaC2H3O2(aq)H2O(l)SO2(g) =>
HC2H3O2(aq)NaHSO3(aq) = NaC2H3O2(aq)H2O(l)SO2(g)
Sn + Sn{4}{+} = Sn{2}{+} =>
Sn + Sn{4}{+} = 2 Sn{2}{+}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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