| Équations équilibrées la veille | Équations équilibrées le lendemain |
CuCOOH + Ca = CaCOOH + Cu
KMnO4 + HNO3 = N2O7 + KNO3 + Mn(NO3)2 + H2O =>
4 KMnO4 + 22 HNO3 = 5 N2O7 + 4 KNO3 + 4 Mn(NO3)2 + 11 H2O
Pb(NO3)2 + Ba(OH)2 = Ba[Pb(OH)4] + Ba(NO3)2 =>
Pb(NO3)2 + 2 Ba(OH)2 = Ba[Pb(OH)4] + Ba(NO3)2
Fe(HCO3)2 + Mg = Mg(HCO3)2 + Fe =>
Fe(HCO3)2 + Mg = Mg(HCO3)2 + Fe
C2H5OH + PCl3 = C2H5Cl + H3PO3 =>
3 C2H5OH + PCl3 = 3 C2H5Cl + H3PO3
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Ni(NO3)2 + NaNCS = Ni(NCS)2 + NaNO3 =>
Ni(NO3)2 + 2 NaNCS = Ni(NCS)2 + 2 NaNO3
HBr + O2 = Br + H2O(l) =>
4 HBr + O2 = 4 Br + 2 H2O(l)
K3Fe(CN)6 + K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + Fe2(SO4)3 + CO2 + KNO3 + H2O =>
2 K3Fe(CN)6 + 20 K2Cr2O7 + 80 H2SO4 = 17 K2SO4 + 20 Cr2(SO4)3 + Fe2(SO4)3 + 12 CO2 + 12 KNO3 + 80 H2O
GaAs + NaCl = GaCl3 + Na3As =>
GaAs + 3 NaCl = GaCl3 + Na3As
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
Mn + O2 = Mn2O3 =>
4 Mn + 3 O2 = 2 Mn2O3
N2 + F2 = NF3 =>
N2 + 3 F2 = 2 NF3
Fe + FeC = Fe2C =>
Fe + FeC = Fe2C
Ca + Na2C2O4 = CaC2O4 + Na =>
Ca + Na2C2O4 = CaC2O4 + 2 Na
K(OH)3 + H2SO4 = K2(SO4)3 + H2O =>
2 K(OH)3 + 3 H2SO4 = K2(SO4)3 + 6 H2O
H2O + K2SO4 + HClO3 = H2O2 + KClO3 + S =>
2 H2O + K2SO4 + 2 HClO3 = 3 H2O2 + 2 KClO3 + S
Na + C + O3 = Na8C2O4 =>
24 Na + 6 C + 4 O3 = 3 Na8C2O4
CaCO3 + C2H402 = Ca(C2H402)2 + CO2 + H2O =>
205 CaCO3 + 411 C2H402 = 205 Ca(C2H402)2 + 207 CO2 + 201 H2O
SO2 + Cu(OH)2 = CuSO3 + HOH =>
SO2 + Cu(OH)2 = CuSO3 + HOH
MnSO4 + H2S = MnS + H2SO4 =>
MnSO4 + H2S = MnS + H2SO4
Br2 + C7H12 = Br2C7H12 =>
Br2 + C7H12 = Br2C7H12
Fe(HCO3)2 + Mg = Mg(HCO3)2 + Fe =>
Fe(HCO3)2 + Mg = Mg(HCO3)2 + Fe
KOH + HCI = KCI + H2O =>
KOH + HCI = KCI + H2O
Hg(CH3COO)2 + H2O = Hg(OH)2 + CH3COOH =>
Hg(CH3COO)2 + 2 H2O = Hg(OH)2 + 2 CH3COOH
Al(NO3)2 + NaOH = Al(OH)2 + NaNO3 =>
Al(NO3)2 + 2 NaOH = Al(OH)2 + 2 NaNO3
H2O2 + MgO2 = H2 + MgO4 =>
H2O2 + MgO2 = H2 + MgO4
FeCl2 + Pb(NO3)2 = PbCl2 + Fe(NO3)2 =>
FeCl2 + Pb(NO3)2 = PbCl2 + Fe(NO3)2
CrS + HBr = CrBr2 + H2S =>
CrS + 2 HBr = CrBr2 + H2S
FeSO4 + Na2CO3 = Fe2O3 + NaSO3 + CO2 =>
2 FeSO4 + Na2CO3 = Fe2O3 + 2 NaSO3 + CO2
S2Cl2 + NH3 = S8 + NH4Cl + S4N4 =>
6 S2Cl2 + 16 NH3 = S8 + 12 NH4Cl + S4N4
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
CO + H = CH + HO =>
CO + 2 H = CH + HO
Mn(SO4) + KOH + O2 = Mn2O3 + K(SO4)2 + H2O =>
8 Mn(SO4) + 4 KOH + 5 O2 = 4 Mn2O3 + 4 K(SO4)2 + 2 H2O
FeCl3*6H2O + CuCl2 + O2 = CuFe2O4 + Cl + H2O =>
2 FeCl3*6H2O + CuCl2 + 2 O2 = CuFe2O4 + 8 Cl + 12 H2O
Cl2 + PbBr2 = Br2 + PbCl3 =>
3 Cl2 + 2 PbBr2 = 2 Br2 + 2 PbCl3
Na2CO3CaCl2 = CaCO3 + NaCl =>
Na2CO3CaCl2 = CaCO3 + 2 NaCl
NH4Cl + Al2O3 = (NH4)2O + AlCl3 =>
6 NH4Cl + Al2O3 = 3(NH4)2O + 2 AlCl3
Al2(SO4)3 + BaCl2 = Al2(SO4)3BaCl2 =>
Al2(SO4)3 + BaCl2 = Al2(SO4)3BaCl2
SO2 + Li2Se = SSe2 + Li2O =>
SO2 + 2 Li2Se = SSe2 + 2 Li2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Na2WO4 + HCl + Na2S = WO2 + NaCl + S + H2O =>
Na2WO4 + 4 HCl + Na2S = WO2 + 4 NaCl + S + 2 H2O
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
Au + HI = HAu + I =>
Au + HI = HAu + I
Cr{3+} + IO4{-} + H2O = CrO4{2-} + I{-} + H{+} =>
8 Cr{3+} + 3 IO4{-} + 20 H2O = 8 CrO4{2-} + 3 I{-} + 40 H{+}
Cl2HCOCl + H2O = Cl2HCOOH + HCl =>
Cl2HCOCl + H2O = Cl2HCOOH + HCl
C11H21O2 + O2 = CO2 + H2O =>
4 C11H21O2 + 61 O2 = 44 CO2 + 42 H2O
Cu + H2SO4 = H2O + CuS + O2 =>
2 Cu + 2 H2SO4 = 2 H2O + 2 CuS + 3 O2
Al2(SO4)3(H2O) + Ca(HCO3)2 = Al(OH)3 + CaSO4 + H2O + CO2 =>
Al2(SO4)3(H2O) + 3 Ca(HCO3)2 = 2 Al(OH)3 + 3 CaSO4 + H2O + 6 CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/24/25
Équations équilibrées sur04/23/24
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