| Équations équilibrées la veille |
Zn{+} + HCl{-} = ZnH{+} + Cl{-}
H2SO2 + H2O2 = H2O + H2SO4 =>
H2SO2 + 2 H2O2 = 2 H2O + H2SO4
Fe(NO3)3 + HCl = FeCl3 + HNO3 =>
Fe(NO3)3 + 3 HCl = FeCl3 + 3 HNO3
Fe(SCN)3 + NaF = FeF3 + Na + SCN =>
Fe(SCN)3 + 3 NaF = FeF3 + 3 Na + 3 SCN
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Mn(NO2)2 + BeCl2 = Be(NO2)2 + MnCl2 =>
Mn(NO2)2 + BeCl2 = Be(NO2)2 + MnCl2
KOH(s) + H2SO4(aq) = H2O + K2SO4(aq) =>
2 KOH(s) + H2SO4(aq) = 2 H2O + K2SO4(aq)
K2MnO4 + NaNO2 + HCl = H2O + KCl + MnCl2 + NaNO3 =>
K2MnO4 + 2 NaNO2 + 4 HCl = 2 H2O + 2 KCl + MnCl2 + 2 NaNO3
Sn3(PO4)4 + FeCl2 = Fe3(PO4)2 + SnCl4 =>
Sn3(PO4)4 + 6 FeCl2 = 2 Fe3(PO4)2 + 3 SnCl4
Cu + HCl + Fe(NO3)3 = Cu(NO3)2 + FeCl3 + H2O + NO =>
9 Cu + 24 HCl + 8 Fe(NO3)3 = 9 Cu(NO3)2 + 8 FeCl3 + 12 H2O + 6 NO
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
(NH4)2NO3 + Ca(OH)2 = Ca(NO3)2 + NH3 + H2O =>
16(NH4)2NO3 + 7 Ca(OH)2 = 7 Ca(NO3)2 + 34 NH3 + 20 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CaCl2 + K2CrO4 = CaCrO4 + KCl =>
CaCl2 + K2CrO4 = CaCrO4 + 2 KCl
C + Cu = CuC =>
C + Cu = CuC
HCl + S = Cl2S + H2 =>
2 HCl + S = Cl2S + H2
BaCO3 + HNO3 = H2CO3(g) + Ba(NO3)2(ax) =>
BaCO3 + 2 HNO3 = H2CO3(g) + Ba(NO3)2(ax)
FeOFe2O3 + C = FeO + CO =>
FeOFe2O3 + C = 3 FeO + CO
C + Cu = CuC =>
C + Cu = CuC
Zn + NH4Cl = ZnCl2 + NH4 =>
Zn + 2 NH4Cl = ZnCl2 + 2 NH4
FeCl3 + C = FeCl2 + CCl4 =>
4 FeCl3 + C = 4 FeCl2 + CCl4
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
NH4Br + C4H6CaO4 = NH4CaO4 + C4H6Br =>
NH4Br + C4H6CaO4 = NH4CaO4 + C4H6Br
C + Cu = CuC =>
C + Cu = CuC
H3BO3 + KOH = K3BO3 + H2O =>
H3BO3 + 3 KOH = K3BO3 + 3 H2O
CaCl2 + Hg2(C2H3O2) = Cl2Hg2 + Ca + (C2H3O2) =>
CaCl2 + Hg2(C2H3O2) = Cl2Hg2 + Ca + (C2H3O2)
NaHO + CuSO4 = CuOH + NaSO4 =>
NaHO + CuSO4 = CuOH + NaSO4
Pb + OH = Pb4OH =>
4 Pb + OH = Pb4OH
C3H3O + O = CO2 + H2O =>
2 C3H3O + 13 O = 6 CO2 + 3 H2O
Ba(aq) + Cl(aq) = BaCl2(s) =>
Ba(aq) + 2 Cl(aq) = BaCl2(s)
IO3 + I + H3O = I2H2O =>
IO3 + 17 I + 6 H3O = 9 I2H2O
K2Cr2O7 + NaCl + H2SO4 = CrO2Cl2 + H2O + Na2SO4 + K2SO4 =>
K2Cr2O7 + 4 NaCl + 3 H2SO4 = 2 CrO2Cl2 + 3 H2O + 2 Na2SO4 + K2SO4
KMnO4 + KOH + Al = K2MnO4 + Al(OH)3 =>
3 KMnO4 + 3 KOH + Al = 3 K2MnO4 + Al(OH)3
Na2SO4 + C = Na2S + CO =>
Na2SO4 + 4 C = Na2S + 4 CO
CaH + H2O = H2 + CaOH2 =>
2 CaH + 2 H2O = H2 + 2 CaOH2
Na3PO4 + BaCl2 = BaPO4 + Na3Cl2 =>
Na3PO4 + BaCl2 = BaPO4 + Na3Cl2
HSe = Se2 + H2 =>
2 HSe = Se2 + H2
Cu(NO3)2 + K2CrO4 = Cu2(CrO4)2 + K(NO3) =>
2 Cu(NO3)2 + 2 K2CrO4 = Cu2(CrO4)2 + 4 K(NO3)
SO2(g) + Ca(OH)2(aq) = Ca(HSO3)2(aq) =>
2 SO2(g) + Ca(OH)2(aq) = Ca(HSO3)2(aq)
Al2(CO3)3(s) + HCl(g) = AlCl3(s) + CO2(g) + H2O(s) =>
Al2(CO3)3(s) + 6 HCl(g) = 2 AlCl3(s) + 3 CO2(g) + 3 H2O(s)
Na2S2O8 = Na + SO4 =>
Na2S2O8 = 2 Na + 2 SO4
Br + NaI2 = I + Na2Br =>
Br + 2 NaI2 = 4 I + Na2Br
CaC2O4 + KMnO4 + H2SO4 = CaSO4 + K2SO4 + MnSO4 + H2O + CO2 =>
5 CaC2O4 + 2 KMnO4 + 8 H2SO4 = 5 CaSO4 + K2SO4 + 2 MnSO4 + 8 H2O + 10 CO2
Sn + H2O = SnO2 + H2 =>
Sn + 2 H2O = SnO2 + 2 H2
NH4H2PO4 + KNO3 = NH4NO3 + KH2PO4 =>
NH4H2PO4 + KNO3 = NH4NO3 + KH2PO4
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C7H5NO3S + Cu = [Cu(C7H5NO3S)2]2 =>
4 C7H5NO3S + 2 Cu = [Cu(C7H5NO3S)2]2
KMnO4 + CH3COOH = (CH3COO)2Mn + CO2 + H2O + CH3COOK =>
8 KMnO4 + 29 CH3COOH = 8(CH3COO)2Mn + 10 CO2 + 22 H2O + 8 CH3COOK
C2H5OH + PBr3 = C2H5Br + H3PO3 =>
3 C2H5OH + PBr3 = 3 C2H5Br + H3PO3
FeO + C = Fe + CO2 =>
2 FeO + C = 2 Fe + CO2
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Équations équilibrées sur01/26/25
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