| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Cr(C2H3O2)3 + 3(NH4)2CO3 = Cr2(CO3)3 + 6 NH4(C2H3O2)
PbO + HCl = PbCl + Cl2 + H2O =>
2 PbO + 4 HCl = 2 PbCl + Cl2 + 2 H2O
H3PO2 + Cu(OH)2 = H2O + Cu3(PO2)2 =>
2 H3PO2 + 3 Cu(OH)2 = 6 H2O + Cu3(PO2)2
C6H12O6 + NO3 = CO2 + H2O + NO2 =>
C6H12O6 + 12 NO3 = 6 CO2 + 6 H2O + 12 NO2
KBr(aq) + I2(aq) = KI + Br2 =>
2 KBr(aq) + I2(aq) = 2 KI + Br2
HNO3 + HF = NO + F2 + H2O =>
2 HNO3 + 6 HF = 2 NO + 3 F2 + 4 H2O
Sr(NO3)2 + Na2S = SrS + NaNO3 =>
Sr(NO3)2 + Na2S = SrS + 2 NaNO3
Na2S + Cu(CH3COO)2 = Na(CH3COO) + CuS =>
Na2S + Cu(CH3COO)2 = 2 Na(CH3COO) + CuS
Fe + SO2 = Fe2O3 + SO =>
2 Fe + 3 SO2 = Fe2O3 + 3 SO
Na3PO4 + CsOH = Cs3PO4 + NaOH =>
Na3PO4 + 3 CsOH = Cs3PO4 + 3 NaOH
KNo3 + NaSO4 = KSO4 + NaNo3 =>
KNo3 + NaSO4 = KSO4 + NaNo3
C2H5OH + CH3CHO = CH3CH(OC2H5)2 + H2O =>
2 C2H5OH + CH3CHO = CH3CH(OC2H5)2 + H2O
FeSO4 + O2 + H2O = H2SO4 + Fe2O3 =>
4 FeSO4 + O2 + 4 H2O = 4 H2SO4 + 2 Fe2O3
C7H16 + O = CO2 + H2O =>
C7H16 + 22 O = 7 CO2 + 8 H2O
NH3 + Cl2 + H2O = NH4Cl + HNO3 =>
9 NH3 + 4 Cl2 + 3 H2O = 8 NH4Cl + HNO3
Cu2(SO4)2 + Fe = Fe3(SO4)2 + Cu =>
Cu2(SO4)2 + 3 Fe = Fe3(SO4)2 + 2 Cu
Al + HNO3 = Al(NO3)3 + N2 + H2O =>
10 Al + 36 HNO3 = 10 Al(NO3)3 + 3 N2 + 18 H2O
Ba(NO3)2 + Na2SO4(aq) = BaSO4 + NaNO3(aq) =>
Ba(NO3)2 + Na2SO4(aq) = BaSO4 + 2 NaNO3(aq)
CaSO4 + Na2CO3 = CaCO3 + Na2SO4 =>
CaSO4 + Na2CO3 = CaCO3 + Na2SO4
PB(NO3)2(aq) + KI(aq) = PBI2(s) + KNO3(aq) =>
PB(NO3)2(aq) + 2 KI(aq) = PBI2(s) + 2 KNO3(aq)
Al2(CO3)3 + CaBr2 = CaCO3 + AlBr3 =>
Al2(CO3)3 + 3 CaBr2 = 3 CaCO3 + 2 AlBr3
CH3COOH + Pb = Pb(CH3COOH) =>
CH3COOH + Pb = Pb(CH3COOH)
NH4Cl + NaOH = NaCl + H2O + NH3 =>
NH4Cl + NaOH = NaCl + H2O + NH3
Fe(SCN)3 + NH4OH = Fe(OH)3 + NH4SCN =>
Fe(SCN)3 + 3 NH4OH = Fe(OH)3 + 3 NH4SCN
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
KBr(aq) + I2(aq) = KI + Br2 =>
2 KBr(aq) + I2(aq) = 2 KI + Br2
H3AsO4 + KOH = K3AsO4 + H2O =>
H3AsO4 + 3 KOH = K3AsO4 + 3 H2O
C6H8O6 + H2O = C6H6O6 + H3O =>
C6H8O6 + 2 H2O = C6H6O6 + 2 H3O
CuSO4 + I2 = I2SO4 + Cu =>
CuSO4 + I2 = I2SO4 + Cu
Cu(HSO3)2 + H2SO4 = CuSO4 + H2O + SO2 =>
Cu(HSO3)2 + H2SO4 = CuSO4 + 2 H2O + 2 SO2
S + HClO4 + H2O = H2SO4 + HCl =>
4 S + 3 HClO4 + 4 H2O = 4 H2SO4 + 3 HCl
Cr2O7{2-} + H3AsO3 + H{+} = Cr{3+} + H3AsO4 + H2O =>
Cr2O7{2-} + 3 H3AsO3 + 8 H{+} = 2 Cr{3+} + 3 H3AsO4 + 4 H2O
K2[HgI4] + KCN = K2[Hg(CN)4] + KI =>
K2[HgI4] + 4 KCN = K2[Hg(CN)4] + 4 KI
NaHCO3 + CH3COOH = C2H3NaO2 + CO2 + H2O =>
NaHCO3 + CH3COOH = C2H3NaO2 + CO2 + H2O
CuSO4 + I2 = I2SO4 + Cu =>
CuSO4 + I2 = I2SO4 + Cu
NH4(OH) + HCl = NH4Cl + H2O =>
NH4(OH) + HCl = NH4Cl + H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
S2O3{2-} = S8 + SO3{2-} =>
8 S2O3{2-} = S8 + 8 SO3{2-}
H2 + S + OH{-} = S{-}2 + H2O =>
H2 + 2 S + 2 OH{-} = 2 S{-}2 + 2 H2O
CrO3 + Ca = CaO + Cr =>
CrO3 + 3 Ca = 3 CaO + Cr
Fe(s) + O2(g) + H2O(l) = Fe2O3*3H2O(s) =>
4 Fe(s) + 3 O2(g) + 6 H2O(l) = 2 Fe2O3*3H2O(s)
C6H6 + Cl2 = C6H4Cl2 + HCl =>
C6H6 + 2 Cl2 = C6H4Cl2 + 2 HCl
KI + NaCl = KINaCl =>
KI + NaCl = KINaCl
Pb(NO3)2 + H2O = PbOHNO3 + HNO3 =>
Pb(NO3)2 + H2O = PbOHNO3 + HNO3
As(s) + H2(g) = AsH3(s) =>
2 As(s) + 3 H2(g) = 2 AsH3(s)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C8H18() + O2(g) = CO2(g) + H2O(g) =>
2 C8H18() + 25 O2(g) = 16 CO2(g) + 18 H2O(g)
Na2CO3(aq) + BaCl2(aq) = BaCO3(s) + NaCl(aq) =>
Na2CO3(aq) + BaCl2(aq) = BaCO3(s) + 2 NaCl(aq)
CoCO3 + C5H8O2 = Co(C5H7O2)3 + CO2 + H2O =>
24 CoCO3 + 71 C5H8O2 = 24 Co(C5H7O2)3 + 19 CO2 + 32 H2O
Ba + H3AsO4 = H2 + Ba3(AsO4)2 =>
3 Ba + 2 H3AsO4 = 3 H2 + Ba3(AsO4)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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