| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Na + 2 H{2+} = 4 Na{+} + H2
B2H6 + H2O = H3BO3 + H2 =>
B2H6 + 6 H2O = 2 H3BO3 + 6 H2
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Mg + Hg(NO3)2 = Mg(NO3)2 + Hg =>
Mg + Hg(NO3)2 = Mg(NO3)2 + Hg
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
NO2 + Mg = MgO + N =>
NO2 + 2 Mg = 2 MgO + N
HNo2 + Ca(OH)2 = Ca(No2)2 + H2O =>
2 HNo2 + Ca(OH)2 = Ca(No2)2 + 2 H2O
Cu(NO3)2 + K2CO3 + H2O = (CuOH)2CO3 + KNO3 + CO2 =>
2 Cu(NO3)2 + 2 K2CO3 + H2O = (CuOH)2CO3 + 4 KNO3 + CO2
Bi(NO3)3*5H2O + Co(NO3)2*6H2O + Fe(NO3)3*9H2O + Zn(NO3)2*6H2O + C6H8O7 = Bi99CoFe97Zn3O300 + CO2 + N2 + H2O =>
297 Bi(NO3)3*5H2O + 3.0000000000001Co(NO3)2*6H2O + 291 Fe(NO3)3*9H2O + 9 Zn(NO3)2*6H2O + 496 C6H8O7 = 3 Bi99CoFe97Zn3O300 + 2976 CO2 + 894 N2 + 6160 H2O
KH2PO4 + NaOH = K3PO4 + Na3PO4 + H2O =>
3 KH2PO4 + 6 NaOH = K3PO4 + 2 Na3PO4 + 6 H2O
LiOH(aq) + Na2S(aq) = Li2S(aq) + NaOH(aq) =>
2 LiOH(aq) + Na2S(aq) = Li2S(aq) + 2 NaOH(aq)
NiO(s) + HCl(ag) = NiCl2(aq) + H2O(l) =>
NiO(s) + 2 HCl(ag) = NiCl2(aq) + H2O(l)
Mg + HNO3 = Mg(NO3)2 + H2O + NO2 =>
Mg + 4 HNO3 = Mg(NO3)2 + 2 H2O + 2 NO2
C4H8O2 + NaOH = C2H3NaO2 + C2H5OH =>
C4H8O2 + NaOH = C2H3NaO2 + C2H5OH
KMnO4 + KCl + H2SO4 = MnSO4 + K3SO4 + Cl3 + H2O =>
3 KMnO4 + 24 KCl + 12 H2SO4 = 3 MnSO4 + 9 K3SO4 + 8 Cl3 + 12 H2O
(Ca(OH)2) = CaO + H2O =>
(Ca(OH)2) = CaO + H2O
KCIO{+3} = KCI + O{+3} =>
KCIO{+3} = KCI + O{+3}
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
SnSe + O2 = SeO2 + SnO =>
2 SnSe + 3 O2 = 2 SeO2 + 2 SnO
H3BO3 + NaHCO3 + H2O = CO2 + Na2B4O7*10H2O =>
4 H3BO3 + 2 NaHCO3 + 3 H2O = 2 CO2 + Na2B4O7*10H2O
HCl + NH3 = ClN + H4 =>
HCl + NH3 = ClN + H4
K2Cr2O7 + HCl = ClK + Cl3Cr + Cl2 + H2O =>
K2Cr2O7 + 14 HCl = 2 ClK + 2 Cl3Cr + 3 Cl2 + 7 H2O
H2CO + KMnO4 + H2SO4 = CO(OH)2 + MnSO4 + K2SO4 + H2O =>
5 H2CO + 4 KMnO4 + 6 H2SO4 = 5 CO(OH)2 + 4 MnSO4 + 2 K2SO4 + 6 H2O
Ba(OH)2 + H2MnO4 = BaMnO4 + H2O =>
Ba(OH)2 + H2MnO4 = BaMnO4 + 2 H2O
B2H6 + H2O = H3BO3 + H2 =>
B2H6 + 6 H2O = 2 H3BO3 + 6 H2
HIO3 = H2O + I2 + O2 =>
4 HIO3 = 2 H2O + 2 I2 + 5 O2
B2H6 + H2O = H3BO3 + H2 =>
B2H6 + 6 H2O = 2 H3BO3 + 6 H2
NiSO4 + CaI2 = CaSO4 + NiI2 =>
NiSO4 + CaI2 = CaSO4 + NiI2
HNO2 + HI = NO + HI3 + H2O =>
2 HNO2 + 3 HI = 2 NO + HI3 + 2 H2O
Ba(HS)2 + HBr = H2S + BaBr + HS =>
Ba(HS)2 + HBr = H2S + BaBr + HS
HCl + Mg(OH){-2} = MgCl{-2} + H2O =>
HCl + Mg(OH){-2} = MgCl{-2} + H2O
B2H6 + H2O = H3BO3 + H2 =>
B2H6 + 6 H2O = 2 H3BO3 + 6 H2
Pb(OH)2 + CuSO4 = PbSO4 + Cu(OH)2 =>
Pb(OH)2 + CuSO4 = PbSO4 + Cu(OH)2
HC6H5O + H2O = H3O{+} + C6H5O{-} =>
HC6H5O + H2O = H3O{+} + C6H5O{-}
P2O5 + NaOH + H2O = NaH2PO4H2O =>
P2O5 + 2 NaOH + 3 H2O = 2 NaH2PO4H2O
Na2CO3 + H2SO4 = H2CO3 + Na2SO4 =>
Na2CO3 + H2SO4 = H2CO3 + Na2SO4
Pb(CO3)2(s) + CH3COOH(aq) = (Pb(CH3COO)4)(s) + CO2(g) + H2O(l) =>
Pb(CO3)2(s) + 4 CH3COOH(aq) = (Pb(CH3COO)4)(s) + 2 CO2(g) + 2 H2O(l)
AgNO3 + KI = AgI + KNO3 =>
AgNO3 + KI = AgI + KNO3
NaOH + KAl(SO4)2 = KOH + Al + Na(SO4)2 =>
NaOH + KAl(SO4)2 = KOH + Al + Na(SO4)2
Mn2(SO4)3 + KI = MnSO4 + K2SO4 + I2 =>
Mn2(SO4)3 + 2 KI = 2 MnSO4 + K2SO4 + I2
SnCl2 + K2Cr2O7 + H2SO4 = H2SnO3 + Cl2 + K2SO4 + Cr2(SO4)3 + H2O =>
3 SnCl2 + 2 K2Cr2O7 + 8 H2SO4 = 3 H2SnO3 + 3 Cl2 + 2 K2SO4 + 2 Cr2(SO4)3 + 5 H2O
Ba2O = Ba + O =>
Ba2O = 2 Ba + O
PbS + C2H4O2 = Pb(C2H3O2)2 + H2S =>
PbS + 2 C2H4O2 = Pb(C2H3O2)2 + H2S
CuSO4 + Pd(NO3)2 = Cu(NO3)2 + PdSO4 =>
CuSO4 + Pd(NO3)2 = Cu(NO3)2 + PdSO4
HCl + HMnO4 = Cl2 + MnCl2 + H2O =>
14 HCl + 2 HMnO4 = 5 Cl2 + 2 MnCl2 + 8 H2O
Ca + C2H4O2 = Ca(C2H3O2)2 + H =>
Ca + 2 C2H4O2 = Ca(C2H3O2)2 + 2 H
barium + chlorine = bariumchloride =>
Ba + Cl2 = BaCl2
Na2CrO4 + (CH3COO)2Pb = PbCrO4 + CH3COONa =>
Na2CrO4 + (CH3COO)2Pb = PbCrO4 + 2 CH3COONa
C7H6O3 + I2 = I2C7H6O3 =>
C7H6O3 + I2 = I2C7H6O3
KHCO3*MgCO3*4H2O = K2CO3 + CO2 + H2O + MgCO3 =>
2 KHCO3*MgCO3*4H2O = K2CO3 + CO2 + 9 H2O + 2 MgCO3
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Équations équilibrées sur12/18/24
Équations équilibrées sur01/17/24
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