| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Fe2N + 3 Br2 = 6 FeBr + N3
Li2S + NaCl = Na2S + LiCl =>
Li2S + 2 NaCl = Na2S + 2 LiCl
Cu2S + HNO3 = Cu(NO3)2 + SO2 + H2O + NO =>
3 Cu2S + 20 HNO3 = 6 Cu(NO3)2 + 3 SO2 + 10 H2O + 8 NO
(NH4)2SO4 + NaHSO3 = (NH4)2SO3 + NaHSO4 =>
(NH4)2SO4 + NaHSO3 = (NH4)2SO3 + NaHSO4
Zn + HNO3 = Zn(NO3)2 + NO2 + H2O =>
Zn + 4 HNO3 = Zn(NO3)2 + 2 NO2 + 2 H2O
[SnCl4]{2-} + Hg2Cl2 = Hg + [SnCl6]{2-} =>
[SnCl4]{2-} + Hg2Cl2 = 2 Hg + [SnCl6]{2-}
FeCl2 + Ca(OH)2 = FeCa + Cl2(OH)2 =>
FeCl2 + Ca(OH)2 = FeCa + Cl2(OH)2
HFO + NaOH = NaFO + H2O =>
HFO + NaOH = NaFO + H2O
C3H8 + H2O = CH3CHOHCH3 + H2 =>
C3H8 + H2O = CH3CHOHCH3 + H2
FeO + CO(g) = Fe(s) + CO2(g) =>
FeO + CO(g) = Fe(s) + CO2(g)
C7H6O3(S) + C4H6O3(l) = C9H8O4(S) + C2H4O2(l) =>
C7H6O3(S) + C4H6O3(l) = C9H8O4(S) + C2H4O2(l)
CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl =>
CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl
Ag(CH3O2) + Na(OH) = Ag(OH) + Na(CH3O2) =>
Ag(CH3O2) + Na(OH) = Ag(OH) + Na(CH3O2)
Fe(NO3)2 + H2SO4 = FeSO4 + H2(NO3)2 =>
Fe(NO3)2 + H2SO4 = FeSO4 + H2(NO3)2
MoCl3 + O2 + AgCl = MoCl4 + Ag2O =>
4 MoCl3 + O2 + 4 AgCl = 4 MoCl4 + 2 Ag2O
Sn(s) + Fe(NO3)2(aq) = Sn(NO3)2(aq) + Fe(s) =>
Sn(s) + Fe(NO3)2(aq) = Sn(NO3)2(aq) + Fe(s)
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
XNH2 + C4H6O3 = XNHCOCH3 + CH3(COOH) =>
XNH2 + C4H6O3 = XNHCOCH3 + CH3(COOH)
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
K2Cr2O7 + HCl = KCr + Cl2 + H2O =>
K2Cr2O7 + 14 HCl = 2 KCr + 7 Cl2 + 7 H2O
Na2S + Ni3(NO3)2 = NaNO3 + Ni3S =>
Na2S + Ni3(NO3)2 = 2 NaNO3 + Ni3S
SO4{2-} + BaCl2 = BaSO4{2-} + Cl2 =>
SO4{2-} + BaCl2 = BaSO4{2-} + Cl2
CH3COONa + [Cr(H2O)6]{2+} = [Cr2(O2CCH3)4(H2O)2] + Na{+} + H2O =>
4 CH3COONa + 2[Cr(H2O)6]{2+} = [Cr2(O2CCH3)4(H2O)2] + 4 Na{+} + 10 H2O
N2H4CO + H2O = NH3 + H2CO3 =>
N2H4CO + 2 H2O = 2 NH3 + H2CO3
F2 + Mn{2+} + H2O = F{-} + MnO4 + H{+} =>
3 F2 + Mn{2+} + 4 H2O = 6 F{-} + MnO4 + 8 H{+}
KOH + SO2 + MnO4 = K2SO4 + MnO2 + H2O =>
4 KOH + 2 SO2 + MnO4 = 2 K2SO4 + MnO2 + 2 H2O
HI + Mg = H + MgI =>
HI + Mg = H + MgI
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
FeCl2 + H2O2 = FeO + Cl2 + H2O =>
FeCl2 + H2O2 = FeO + Cl2 + H2O
H2SO4 + KMnO4 + NaCl = Cl2 + H2O + K2SO4 + MnSO4 + Na2SO4 =>
8 H2SO4 + 2 KMnO4 + 10 NaCl = 5 Cl2 + 8 H2O + K2SO4 + 2 MnSO4 + 5 Na2SO4
Na2Co + CaCl2 = CaCo + NaCl =>
Na2Co + CaCl2 = CaCo + 2 NaCl
SiC + KOH = K2SiO4 + K2CO3 + K2O + H2 =>
SiC + 10 KOH = K2SiO4 + K2CO3 + 3 K2O + 5 H2
KMnO4 + H2(SO4) + Br2 = H(BrO4) + K2(SO4) + Mn(SO4) + H2O =>
14 KMnO4 + 21 H2(SO4) + 5 Br2 = 10 H(BrO4) + 7 K2(SO4) + 14 Mn(SO4) + 16 H2O
C6H15O6N + O2 = CO2 + H2O + NO2 =>
4 C6H15O6N + 31 O2 = 24 CO2 + 30 H2O + 4 NO2
AgNO3 + CH2Cl2 = AgCl + HNO2 + CO2 =>
2 AgNO3 + CH2Cl2 = 2 AgCl + 2 HNO2 + CO2
Pb(NO3)2 + K3Br = Pb3Br2 + KNO3 =>
3 Pb(NO3)2 + 2 K3Br = Pb3Br2 + 6 KNO3
Fe2O3 + Na2O2 = Na2FeO4 + Na2O =>
Fe2O3 + 3 Na2O2 = 2 Na2FeO4 + Na2O
K2Cr2O7 + H2SO4 + isopropanol = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
10 K2Cr2O7 + 34 H2SO4 + 6 CH3SH = 10 Cr2(SO4)3 + 10 K2SO4 + 3 CH3COOH + 40 H2O
Na() + I2() = NaI2() =>
Na() + I2() = NaI2()
V2O5 + HCl = VO2Cl2{-} + VO3{-} + H{+) =>
V2O5 + 2 HCl = VO2Cl2{-} + VO3{-} + 2 H{+)
C6H5OH + HCOOH = C6H5COOH + H2O =>
C6H5OH + HCOOH = C6H5COOH + H2O
Fe3O4 + HNO3 = Fe(NO3)3 + H2O + N2O =>
8 Fe3O4 + 74 HNO3 = 24 Fe(NO3)3 + 37 H2O + N2O
Cu + H(NO3)2 = CuNO3 + NO + H2O =>
7 Cu + 4 H(NO3)2 = 7 CuNO3 + NO + 2 H2O
Na2 + CO3 + HSO4 = Na2SO4 + CO2 + H2O =>
2 Na2 + CO3 + 2 HSO4 = 2 Na2SO4 + CO2 + H2O
NH3(aq) + CO2(g) + H2O(l) = C6H12O6(aq) + HNO3(aq) =>
3 NH3(aq) + 6 CO2(g) + 3 H2O(l) = C6H12O6(aq) + 3 HNO3(aq)
Ca + N = Ca2N3 =>
2 Ca + 3 N = Ca2N3
TiO2 + H2O = H2TiO3 =>
TiO2 + H2O = H2TiO3
KI + Zn = ZnI2 + K =>
2 KI + Zn = ZnI2 + 2 K
CuSO4 + NaOH + CH3COCH3 = Cu2O + CH3COOH + Na2SO4 + H2O =>
8 CuSO4 + 16 NaOH + 2 CH3COCH3 = 4 Cu2O + 3 CH3COOH + 8 Na2SO4 + 8 H2O
NaHCO3(s) = Na2CO3 + CO2(g) + H2O =>
2 NaHCO3(s) = Na2CO3 + CO2(g) + H2O
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Équations équilibrées sur04/21/25
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