| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H2O2 = 2 H2O + O2
Na2SIO3 + H2O = H2SIO3 + NaOH =>
Na2SIO3 + 2 H2O = H2SIO3 + 2 NaOH
Br2 + HCl = BrCl + H =>
Br2 + 2 HCl = 2 BrCl + 2 H
HCOONa + H2O = COONa + H3O =>
HCOONa + H2O = COONa + H3O
Be + H2O = Be(OH)2 + H2 =>
Be + 2 H2O = Be(OH)2 + H2
Na2O + CO2 = Na2CO3 =>
Na2O + CO2 = Na2CO3
NH4SCN + FeCl3 = NH3 + HCl + Fe(SCN)3 =>
3 NH4SCN + FeCl3 = 3 NH3 + 3 HCl + Fe(SCN)3
LiOH + NH4H2PO4 = Li3PO4 + NH3 + H2O =>
3 LiOH + NH4H2PO4 = Li3PO4 + NH3 + 3 H2O
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
Pb(NO3)2(aq) + Na2(CO3)(aq) = Pb(CO3)(s) + Na(NO3)(aq) =>
Pb(NO3)2(aq) + Na2(CO3)(aq) = Pb(CO3)(s) + 2 Na(NO3)(aq)
NHO3 = N2O5 + H2O =>
2 NHO3 = N2O5 + H2O
CH3CHO + Ag(NH3)2OH = CH3COOH + Ag + NH3 + H2O =>
CH3CHO + 2 Ag(NH3)2OH = CH3COOH + 2 Ag + 4 NH3 + H2O
C6H4CH3NO2 + KMnO4 + H2SO4 = C6H4NO2COOH + K2SO4 + MnSO4 + H2O =>
5 C6H4CH3NO2 + 6 KMnO4 + 9 H2SO4 = 5 C6H4NO2COOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
NaOH(aq) + CuSO4(aq) = Na2SO4(aq) + Cu(OH)2 =>
2 NaOH(aq) + CuSO4(aq) = Na2SO4(aq) + Cu(OH)2
PbS + H2O = PbO + H2S =>
PbS + H2O = PbO + H2S
Fe2O3 + Cl = FeCl2 + O2 =>
2 Fe2O3 + 8 Cl = 4 FeCl2 + 3 O2
Na2SO4 + H2 = Na2S + H2O =>
Na2SO4 + 4 H2 = Na2S + 4 H2O
FeCl2(s) + ClF3(g) = FeF3(s) + Cl2(g) =>
2 FeCl2(s) + 2 ClF3(g) = 2 FeF3(s) + 3 Cl2(g)
C5H12O + Na2Cr2O7 + H2SO4 = C5H10O2 + Na2SO4 + Cr2(SO4)3 + H2O =>
3 C5H12O + 2 Na2Cr2O7 + 8 H2SO4 = 3 C5H10O2 + 2 Na2SO4 + 2 Cr2(SO4)3 + 11 H2O
Li3 + N = Li3N =>
Li3 + N = Li3N
CdCl2 + H2O = CdO + HCl =>
CdCl2 + H2O = CdO + 2 HCl
C2H2 + KMnO4 = C2K2O4 + MnO2 + KOH + H2O =>
3 C2H2 + 8 KMnO4 = 3 C2K2O4 + 8 MnO2 + 2 KOH + 2 H2O
PO + O2 = P2O5 =>
4 PO + 3 O2 = 2 P2O5
Fe + BiCl3 = FeCl + Bi =>
3 Fe + BiCl3 = 3 FeCl + Bi
C8H16OH + O2 = CO2 + H2O =>
4 C8H16OH + 47 O2 = 32 CO2 + 34 H2O
FeCl2 + K4[Fe(CN)6] = KCl + K2Fe[Fe(CN)6] =>
FeCl2 + K4[Fe(CN)6] = 2 KCl + K2Fe[Fe(CN)6]
P + HCl = PCl5 + H2 =>
2 P + 10 HCl = 2 PCl5 + 5 H2
CH3COOH + Zn = (CH3COO)2Zn + H2 =>
2 CH3COOH + Zn = (CH3COO)2Zn + H2
HNO3 + MgI2 = Mg(NO3)2 + HI =>
2 HNO3 + MgI2 = Mg(NO3)2 + 2 HI
AsO2{-} + I2 + H2O = I{-} + AsO4{-3} + H{+} =>
AsO2{-} + I2 + 2 H2O = 2 I{-} + AsO4{-3} + 4 H{+}
SiCl4 + Zn = Si + ZnCl2 =>
SiCl4 + 2 Zn = Si + 2 ZnCl2
C2H4Br2 + Na = C2H4 + NaBr =>
C2H4Br2 + 2 Na = C2H4 + 2 NaBr
SmCl2 + KMnO4 + H2SO4 = Sm2(SO4)3 + SmCl3 + KCl + MnCl2 + H2O =>
15 SmCl2 + 3 KMnO4 + 12 H2SO4 = 4 Sm2(SO4)3 + 7 SmCl3 + 3 KCl + 3 MnCl2 + 12 H2O
N + S = NS =>
N + S = NS
SrI2 + Br2 = SrBr2 + I =>
SrI2 + Br2 = SrBr2 + 2 I
Mn(NO3)2 + (NH4)2S2O8 + H2O = MnO2 + (NH4)2SO4 + HNO3 =>
9 Mn(NO3)2 + (NH4)2S2O8 + 12 H2O = 9 MnO2 + 2(NH4)2SO4 + 16 HNO3
C6H12O2 + O2 = CO2 + H2O =>
C6H12O2 + 8 O2 = 6 CO2 + 6 H2O
KOH + HCl = H2O + KCl =>
KOH + HCl = H2O + KCl
NaOH(s) + Cl2(g) = NaClO(s) + NaCl(s) + H2O(l) =>
2 NaOH(s) + Cl2(g) = NaClO(s) + NaCl(s) + H2O(l)
CrO3 + Ca = CaO + Cr =>
CrO3 + 3 Ca = 3 CaO + Cr
KOH + HNO3 = KNO3 + HOH =>
KOH + HNO3 = KNO3 + HOH
Ag + S = Ag2S =>
2 Ag + S = Ag2S
Li2SO4 + (NH4)2CO3 = Li2CO3 + (NH4)2SO4 =>
Li2SO4 + (NH4)2CO3 = Li2CO3 + (NH4)2SO4
KI + Cl = KCl + I =>
KI + Cl = KCl + I
Ca(OH)2(aq) + Mg(HCO3)2(aq) = Mg(OH)2(s) + Ca(HCO3)2(aq) =>
Ca(OH)2(aq) + Mg(HCO3)2(aq) = Mg(OH)2(s) + Ca(HCO3)2(aq)
H2O + CaCO3 = Ca(OH)2 + H2CO3 =>
2 H2O + CaCO3 = Ca(OH)2 + H2CO3
Fe + Cl2 + H2O = [Fe(H2O)6]{3+} + Cl{-} =>
2 Fe + 3 Cl2 + 12 H2O = 2[Fe(H2O)6]{3+} + 6 Cl{-}
MnS + Br2 + NaOH = Mn(OH)4 + Na2S + NaBr =>
MnS + Br2 + 4 NaOH = Mn(OH)4 + Na2S + 2 NaBr
Cr(OH)3 + HClO4 = Cr(ClO4)3 + H2O =>
Cr(OH)3 + 3 HClO4 = Cr(ClO4)3 + 3 H2O
C3H7COH + O2 = CO2 + H2O =>
2 C3H7COH + 11 O2 = 8 CO2 + 8 H2O
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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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