| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ni(NO3)2 + Na2S = NiS + 2 Na(NO3)
Ca(SO4) + Al(OH)3 = Al2(SO4)3 + Ca(OH)2 =>
3 Ca(SO4) + 2 Al(OH)3 = Al2(SO4)3 + 3 Ca(OH)2
NH4ClH8 + NOClO4 = N2 + HCl + H2O =>
NH4ClH8 + NOClO4 = N2 + 2 HCl + 5 H2O
Cr(OH)3 + H2O2 + NaOH = Na2Cr2O7 + H2O =>
2 Cr(OH)3 + 3 H2O2 + 2 NaOH = Na2Cr2O7 + 7 H2O
PbO2 + CaCO3 = Pb(CO3)2 + CaO =>
PbO2 + 2 CaCO3 = Pb(CO3)2 + 2 CaO
HCl(aq) + HClO4(aq) + FeCl2(aq) = H2O(l) + FeCl3(aq) =>
7 HCl(aq) + HClO4(aq) + 8 FeCl2(aq) = 4 H2O(l) + 8 FeCl3(aq)
Br + AgNO3 = Ag + BrNO3 =>
Br + AgNO3 = Ag + BrNO3
C3H8O + CrO3 + H{+} = C3H6O + Cr{3+} + H2O =>
3 C3H8O + 2 CrO3 + 6 H{+} = 3 C3H6O + 2 Cr{3+} + 6 H2O
FeS2 + Fe2O3 = Fe + SO2 =>
3 FeS2 + 4 Fe2O3 = 11 Fe + 6 SO2
Ca + N = CaN2 =>
Ca + 2 N = CaN2
SO3(g) + H2O(l) = H2SO4(aq) =>
SO3(g) + H2O(l) = H2SO4(aq)
KHS + O2 = KSO2 + H2O =>
4 KHS + 5 O2 = 4 KSO2 + 2 H2O
(NH4)2SO4 + KOH = K2SO4 + NH4OH =>
(NH4)2SO4 + 2 KOH = K2SO4 + 2 NH4OH
Na2O2 + H2CO3 = Na2CO3 + H2O2 =>
Na2O2 + H2CO3 = Na2CO3 + H2O2
NaHSO3 + NH3 = (NH4)2SO3 + Na2SO3 =>
2 NaHSO3 + 2 NH3 = (NH4)2SO3 + Na2SO3
CuSO4 + K4[Fe(CN)6] = K2SO4 + Cu2[Fe(CN)6] =>
2 CuSO4 + K4[Fe(CN)6] = 2 K2SO4 + Cu2[Fe(CN)6]
C6H12O6 + H2O = CO2 + H2 =>
C6H12O6 + 6 H2O = 6 CO2 + 12 H2
OH{-} + I2 + Cl2 = Cl{-} + IO3{-} + H2O =>
12 OH{-} + I2 + 5 Cl2 = 10 Cl{-} + 2 IO3{-} + 6 H2O
H2O + La(NO3)3 + Pb(NO3)2 + TiC12H28O4 = LaPbTiO3 + NH3 + H2 + CO2 =>
16 H2O + 2 La(NO3)3 + 2 Pb(NO3)2 + 2 TiC12H28O4 = 2 LaPbTiO3 + 10 NH3 + 29 H2 + 24 CO2
C6H12O6(s) = CH4(g) + CO2(g) =>
C6H12O6(s) = 3 CH4(g) + 3 CO2(g)
Na2CO3 + CH3COOH = CH3COO + Na + H2CO3 =>
Na2CO3 + 2 CH3COOH = 2 CH3COO + 2 Na + H2CO3
V + HNO3 = VO5 + NO + H2O =>
3 V + 10 HNO3 = 3 VO5 + 10 NO + 5 H2O
C3H7OH + KMnO4 + H2SO4 = CH3COCH3 + MnSO4 + K2SO4 + H2O =>
5 C3H7OH + 2 KMnO4 + 3 H2SO4 = 5 CH3COCH3 + 2 MnSO4 + K2SO4 + 8 H2O
C2H5COOH + Ca(HCO3)2 = C2H5COOCa + H2O + CO2 =>
15 C2H5COOH + 14 Ca(HCO3)2 = 14 C2H5COOCa + 24 H2O + 31 CO2
MgSO4 + H2S = MgS + H2SO3 =>
3 MgSO4 + 4 H2S = 3 MgS + 4 H2SO3
ZnO + HJ = ZnJ2 + H2O =>
ZnO + 2 HJ = ZnJ2 + H2O
K2C2O4 + H2C2O4 = KHC2O4 =>
K2C2O4 + H2C2O4 = 2 KHC2O4
Cr2O2{-}7 + H2S + H{+} = Cr3{+} + S + H2O =>
6 Cr2O2{-}7 + 7 H2S + 10 H{+} = 4 Cr3{+} + 7 S + 12 H2O
GeH2 = Ge + H2 =>
GeH2 = Ge + H2
FeOHBr + HBr = FeBr2 + H2O =>
FeOHBr + HBr = FeBr2 + H2O
H3PO4 = H2O + P + O2 =>
4 H3PO4 = 6 H2O + 4 P + 5 O2
Ca(OH)2 + SO2 = Ca(SO3) + H2O =>
Ca(OH)2 + SO2 = Ca(SO3) + H2O
Na + CI = Na*CI =>
Na + CI = Na*CI
Fe(NH4)2(SO4)2 + K3[Fe(CN)6] = Fe2(CN)6 + K3(NH4)2(SO4)2 =>
Fe(NH4)2(SO4)2 + K3[Fe(CN)6] = Fe2(CN)6 + K3(NH4)2(SO4)2
Na6V10O28 + KI + HCl = VOCl2 + NaCl + I2 + KCl + H2O =>
Na6V10O28 + 10 KI + 36 HCl = 10 VOCl2 + 6 NaCl + 5 I2 + 10 KCl + 18 H2O
[NH4]2Fe[SO4]2 + NH4SCN = [NH4]2Fe[SO4](SCN) + NH4SO4 =>
[NH4]2Fe[SO4]2 + NH4SCN = [NH4]2Fe[SO4](SCN) + NH4SO4
C2H5OH + Na = C2H4 + NaH2O =>
C2H5OH + Na = C2H4 + NaH2O
Al(OH)3 + K2CO3 = KAlO2 + CO2 + H2O =>
2 Al(OH)3 + K2CO3 = 2 KAlO2 + CO2 + 3 H2O
Na2SO3 + KMnO4 + KOH = Na2SO4 + K3MnO4 + H2O =>
Na2SO3 + KMnO4 + 2 KOH = Na2SO4 + K3MnO4 + H2O
Zn + CO2 + H2O = ZnO + HCOOH =>
Zn + CO2 + H2O = ZnO + HCOOH
Fe(s) + Cu{2+}(aq) = Fe{3+}(aq) + Cu(s) =>
2 Fe(s) + 3 Cu{2+}(aq) = 2 Fe{3+}(aq) + 3 Cu(s)
N2 + CO2 + H2O + O2 = C3H5N3O9 =>
6 N2 + 12 CO2 + 10 H2O + O2 = 4 C3H5N3O9
CuCl + ZnSO4 = CuSO4 + ZnCl =>
CuCl + ZnSO4 = CuSO4 + ZnCl
NHC3 = N2H2C6 =>
2 NHC3 = N2H2C6
PCl3 + Cl2 + P4O10 = POCl3 =>
6 PCl3 + 6 Cl2 + P4O10 = 10 POCl3
C6H12O6 + Cl2 = HCl + CO =>
C6H12O6 + 6 Cl2 = 12 HCl + 6 CO
NaOH + (COOH)2*2H2O = Na2(COO)2 + H2O =>
2 NaOH + (COOH)2*2H2O = Na2(COO)2 + 4 H2O
KI + KNO2 + H2SO4 = I2 + NO + K2SO4 + H2O =>
2 KI + 2 KNO2 + 2 H2SO4 = I2 + 2 NO + 2 K2SO4 + 2 H2O
calciumhydroxide + carbondioxide = calciumcarbonate + water =>
Ca(OH)2 + CO2 = CaCO3 + H2O
CaCo3 + O2 = CaO + Co2 =>
2 CaCo3 + O2 = 2 CaO + 3 Co2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/09/24
Équations équilibrées sur01/08/24
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