| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 AgNO3 + Na2SO4 = Ag2SO4 + 2 NaNO3
Ba(OH)2(s) + HCl(aq) = H2O(aq) + BaCl2(aq) =>
Ba(OH)2(s) + 2 HCl(aq) = 2 H2O(aq) + BaCl2(aq)
La100(N100O300)3*6H200O100 + Ca100(N100O300)2*4H200O100 + Ni100(N100O300)2*6H200O100 + Fe100(N100O300)3*7H200O100 = La70Ca30Ni30Fe65O300 + N100O100 + O200 + H200O100 =>
14 La100(N100O300)3*6H200O100 + 6 Ca100(N100O300)2*4H200O100 + 6 Ni100(N100O300)2*6H200O100 + 13 Fe100(N100O300)3*7H200O100 = 20 La70Ca30Ni30Fe65O300 + 105 N100O100 + 75 O200 + 235 H200O100
Na2CO3 + C6H8O7 = NaC6H7O7 + CO2 + H2O =>
Na2CO3 + 2 C6H8O7 = 2 NaC6H7O7 + CO2 + H2O
K2SO4(aq) + Cu(NO3)2(aq) = KNO3 + CuSO4 =>
K2SO4(aq) + Cu(NO3)2(aq) = 2 KNO3 + CuSO4
Cu + AgI = CuI + Ag =>
Cu + AgI = CuI + Ag
KNO3(s) + HCl(aq) = HNO3 + KCl =>
KNO3(s) + HCl(aq) = HNO3 + KCl
MgCO3 + CaSO4 = MgSO4 + CaCO3 =>
MgCO3 + CaSO4 = MgSO4 + CaCO3
HNO3 + P = H2O + H3PO4 + NO2 =>
5 HNO3 + P = H2O + H3PO4 + 5 NO2
Fe2O3(s) + C = Fe(s) + CO2 =>
2 Fe2O3(s) + 3 C = 4 Fe(s) + 3 CO2
C4H8(g) + O2(g) = CO2(g) + H2O(l) =>
C4H8(g) + 6 O2(g) = 4 CO2(g) + 4 H2O(l)
MnO2 + HCl = MnCl2 + H2O + Cl2O3 =>
4 MnO2 + 10 HCl = 4 MnCl2 + 5 H2O + Cl2O3
(CH2COOH)2 + H2 = CH3COOH =>
(CH2COOH)2 + H2 = 2 CH3COOH
Al2O3 + MgF2 = AlF3 + Mg2O2 =>
2 Al2O3 + 6 MgF2 = 4 AlF3 + 3 Mg2O2
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
PH3 + H2SeO4 = H2O + Se + HPO3 =>
3 PH3 + 4 H2SeO4 = 7 H2O + 4 Se + 3 HPO3
Cd + H{+} = Cd{+} + H2 =>
2 Cd + 2 H{+} = 2 Cd{+} + H2
KBr(aq) + CaS(aq) = K2S + CaBr2 =>
2 KBr(aq) + CaS(aq) = K2S + CaBr2
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
C6H5COONa = C6H5COO + Na =>
C6H5COONa = C6H5COO + Na
C3H6O + Ag2O = CH3COOH + Ag =>
2 C3H6O + 4 Ag2O = 3 CH3COOH + 8 Ag
CaC2 + H2(OH)2 = Ca(OH)2 + H2C2 =>
CaC2 + H2(OH)2 = Ca(OH)2 + H2C2
Ca + Mn2(SO4)3 = Mn + CaSO4 =>
3 Ca + Mn2(SO4)3 = 2 Mn + 3 CaSO4
NH4C2H3O2 + AgNO3 = NH4NO3 + AgC2H3O2 =>
NH4C2H3O2 + AgNO3 = NH4NO3 + AgC2H3O2
FeCl3 + KMnO4 = FeCl2 + MnCl2 + KCl + O2 =>
3 FeCl3 + KMnO4 = 3 FeCl2 + MnCl2 + KCl + 2 O2
FeI2 + Ag(NO3)2 = Fe(NO3)2 + AgI2 =>
FeI2 + Ag(NO3)2 = Fe(NO3)2 + AgI2
PbO2 + NaOH + Cr2(SO4)3 = PbO + NaCrO4 + H2O + Na2SO4 =>
4 PbO2 + 8 NaOH + Cr2(SO4)3 = 4 PbO + 2 NaCrO4 + 4 H2O + 3 Na2SO4
Au(NO3)3 + NH3*H2O = Au + NH4NO + H2O =>
4 Au(NO3)3 + 42 NH3*H2O = 4 Au + 27 NH4NO + 51 H2O
(NH4)3 + (PO4) + Cr2(SO4)3 = Cr3(PO4)3 + (NH4)2(SO4) =>
6(NH4)3 + 6(PO4) + 3 Cr2(SO4)3 = 2 Cr3(PO4)3 + 9(NH4)2(SO4)
Sn + H2O = Sn(OH) + H2 =>
2 Sn + 2 H2O = 2 Sn(OH) + H2
Mg + K2CO3 = MgCO3 + K2 =>
Mg + K2CO3 = MgCO3 + K2
H{+} + SO4{2-} + ClO2{-} = ClO3{-} + S2O3{-2} + H2O =>
2 H{+} + 2 SO4{2-} + 4 ClO2{-} = 4 ClO3{-} + S2O3{-2} + H2O
CH2CH2 + HCl = C2H5Cl =>
CH2CH2 + HCl = C2H5Cl
HCl(aq) + O2(g) = H2O(l) + Cl2(g) =>
4 HCl(aq) + O2(g) = 2 H2O(l) + 2 Cl2(g)
AgNO3 + HA = HNO3 + AgA =>
AgNO3 + HA = HNO3 + AgA
CuO + Cl2 = CuOCl =>
2 CuO + Cl2 = 2 CuOCl
Fe3 + PbCrO4 = Fe3(CrO4) + Pb =>
Fe3 + PbCrO4 = Fe3(CrO4) + Pb
Ge + O2 = Ge4O2 =>
4 Ge + O2 = Ge4O2
CH3C6H4CH3 + KMnO4 + H2SO4 = C6H4(COOH)2 + K2SO4 + MnSO4 + H2O =>
5 CH3C6H4CH3 + 12 KMnO4 + 18 H2SO4 = 5 C6H4(COOH)2 + 6 K2SO4 + 12 MnSO4 + 28 H2O
S2O3{2-} + H3O{+} = S + SO2 + OH{-} =>
2 S2O3{2-} + H3O{+} = 2 S + 2 SO2 + 3 OH{-}
Ni + H + O2 = Ni(OH)2 =>
Ni + 2 H + O2 = Ni(OH)2
NH4Cl + (NO3)2Pb = PbCl2 + NH4NO3 =>
2 NH4Cl + (NO3)2Pb = PbCl2 + 2 NH4NO3
K2Cr2O7 + HNO2 + H2O2 = Cr(NO3)3 + KNO3 + H2O =>
K2Cr2O7 + 8 HNO2 + 5 H2O2 = 2 Cr(NO3)3 + 2 KNO3 + 9 H2O
C6H5NH2 + HCI = C6H5NH3 + CI =>
C6H5NH2 + HCI = C6H5NH3 + CI
NaNO2 + Na2S + H2SO4 = N2 + Na2SO4 + H2O =>
8 NaNO2 + 3 Na2S + 4 H2SO4 = 4 N2 + 7 Na2SO4 + 4 H2O
Fe + Na2CO3 = Fe2(CO3)3 + Na2 =>
2 Fe + 3 Na2CO3 = Fe2(CO3)3 + 3 Na2
Fe + H = FeH =>
Fe + H = FeH
P + O2 = P4O10 =>
4 P + 5 O2 = P4O10
Fe + H = HFe =>
Fe + H = HFe
CO + N = CNO =>
CO + N = CNO
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/07/25
Équations équilibrées sur03/09/24
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