| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al(OH)3 + 3 Ba(OH)2 = 6 H2O + Ba3(AlO3)2
ZnS + O2 = ZnO + S = =>
2 ZnS + O2 = 2 ZnO + 2 S
B + KNO2 + KOH = K3BO3 + NH3 + H2O =>
2 B + KNO2 + 5 KOH = 2 K3BO3 + NH3 + H2O
I2(aq) + KBr(aq) + C6H14 = KI(aq) + HBr(aq) + C(s) =>
7 I2(aq) + 14 KBr(aq) + C6H14 = 14 KI(aq) + 14 HBr(aq) + 6 C(s)
HBrO3 + SO2 + H2O = Br2 + H2SO4 =>
2 HBrO3 + 5 SO2 + 4 H2O = Br2 + 5 H2SO4
C2H5NO2 + HBr = H2O + C2H4NO + Br2 =>
2 C2H5NO2 + 2 HBr = 2 H2O + 2 C2H4NO + Br2
MnO2 + HCl = MnCl2 + Cl2 + H2O =>
MnO2 + 4 HCl = MnCl2 + Cl2 + 2 H2O
Cd + Ag{+} = Ag + Cd{+} =>
Cd + Ag{+} = Ag + Cd{+}
Na + ZnS = Zn + NaS =>
Na + ZnS = Zn + NaS
C6H5Br + Cl2 = C6H5Cl + Br2 =>
2 C6H5Br + Cl2 = 2 C6H5Cl + Br2
H3C6H5O7 + NaHCO3 = HCO3 + H2O + Na3C6H3O7 =>
19 H3C6H5O7 + 72 NaHCO3 = 42 HCO3 + 55 H2O + 24 Na3C6H3O7
NaClO3 + Sr(OH)2 = NaOH + Sr(ClO3)2 =>
2 NaClO3 + Sr(OH)2 = 2 NaOH + Sr(ClO3)2
Pb + CO2 = Pb2C + PbCO3 =>
4 Pb + 3 CO2 = Pb2C + 2 PbCO3
Hg2(CO3)3 + NaOH = Hg(OH)3 + Na2CO3 =>
Hg2(CO3)3 + 6 NaOH = 2 Hg(OH)3 + 3 Na2CO3
Ammoniumchloride = Ammonia + Hydrogenchloride =>
NH4Cl = NH3 + HCl
NaCH3COO(aq) + HCl(aq) = NaCl(aq) + HCH3COO(aq) =>
NaCH3COO(aq) + HCl(aq) = NaCl(aq) + HCH3COO(aq)
KMnO4 + Fe = Fe(MnO4)2 + K =>
2 KMnO4 + Fe = Fe(MnO4)2 + 2 K
FePO4{3} + NaSO4 = FeSO4{3} + NaPO4 =>
FePO4{3} + NaSO4 = FeSO4{3} + NaPO4
C12H22O11 + CH4N2O = C5H7NO2 + H2O + CO2 =>
5 C12H22O11 + 6 CH4N2O = 12 C5H7NO2 + 25 H2O + 6 CO2
C2H2O4 + KMnO4 = CO2 + H2O + MnO2 + KOH =>
3 C2H2O4 + 2 KMnO4 = 6 CO2 + 2 H2O + 2 MnO2 + 2 KOH
Al2(OH)3Cl3 + Na(HCO3) = Al(OH)3 + NaCl + CO2 =>
Al2(OH)3Cl3 + 3 Na(HCO3) = 2 Al(OH)3 + 3 NaCl + 3 CO2
AgNO3(aq) + LiBr(aq) = AgBr(s) + LiNO3(aq) =>
AgNO3(aq) + LiBr(aq) = AgBr(s) + LiNO3(aq)
HNO3 + H2O = (HNO3)07(H2O)10 =>
7 HNO3 + 10 H2O = (HNO3)07(H2O)10
COH3OH + O2 = CO2 + H2O =>
COH3OH + O2 = CO2 + 2 H2O
CoSO4 + KI = K2SO4 + CoI2 =>
CoSO4 + 2 KI = K2SO4 + CoI2
MgS + HI = MgI2 + H2S =>
MgS + 2 HI = MgI2 + H2S
NHNO = NO + N + H =>
NHNO = NO + N + H
CH4 + S = CS2 + H2S =>
CH4 + 4 S = CS2 + 2 H2S
Li2(CO3) + MoBr6 = LiBr + (CO3)6 + Mo =>
6 Li2(CO3) + 2 MoBr6 = 12 LiBr + (CO3)6 + 2 Mo
Mg(NO3)2 + NaOH = Mg(OH)2 + NaNO3 =>
Mg(NO3)2 + 2 NaOH = Mg(OH)2 + 2 NaNO3
CaS + O2 = CaO + S =>
2 CaS + O2 = 2 CaO + 2 S
Cr(OH)3 + NaSO3 = NaOH + Cr(SO3)3 =>
Cr(OH)3 + 3 NaSO3 = 3 NaOH + Cr(SO3)3
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
PbO2 + Cr2(SO4)3 + KOH = K2CrO4 + PbSO4 + H2O =>
3 PbO2 + Cr2(SO4)3 + 4 KOH = 2 K2CrO4 + 3 PbSO4 + 2 H2O
NaOH + HOH = NaH2O + OH =>
NaOH + HOH = NaH2O + OH
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
P2O5 + CuO = Cu3(PO4)2 =>
P2O5 + 3 CuO = Cu3(PO4)2
HI + Ca(OH)2 = I2Ca + H2O =>
2 HI + Ca(OH)2 = I2Ca + 2 H2O
K + HNO3 = KNO3 + N2O + H2O =>
8 K + 10 HNO3 = 8 KNO3 + N2O + 5 H2O
Na2CO3 + NH4OH = NaOH + (NH4)2 + CO3 =>
Na2CO3 + 2 NH4OH = 2 NaOH + (NH4)2 + CO3
Mg + Cu(NO3) = Cu + Mg(NO3) =>
Mg + Cu(NO3) = Cu + Mg(NO3)
H3(PO4) + Al(OH)3 = H3(OH)3 + Al(PO4) =>
H3(PO4) + Al(OH)3 = H3(OH)3 + Al(PO4)
ZnClO3 = Zn + Cl + O2 =>
2 ZnClO3 = 2 Zn + 2 Cl + 3 O2
Ag2O + NH3 + H2O = [Ag(NH3)2]OH =>
Ag2O + 4 NH3 + H2O = 2[Ag(NH3)2]OH
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
HI(aq) + Na2CO3(aq) = NaI(aq) + H2 + CO3 =>
2 HI(aq) + Na2CO3(aq) = 2 NaI(aq) + H2 + CO3
Fe3C + CO2 = Fe + CO =>
Fe3C + CO2 = 3 Fe + 2 CO
KMnO4 + NaOH = KNa2MnO4 + H2O2 =>
KMnO4 + 2 NaOH = KNa2MnO4 + H2O2
Ag + NH3 = AgNH2 + H =>
Ag + NH3 = AgNH2 + H
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Équations équilibrées sur01/28/25
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