| Équations équilibrées la veille | Équations équilibrées le lendemain |
CUO + 2 HBr = CUBr2 + H2O
Pb + ZnCl2 = PbCl3 + Zn =>
2 Pb + 3 ZnCl2 = 2 PbCl3 + 3 Zn
NO2 + H2O = HNO3 + HNO2 =>
2 NO2 + H2O = HNO3 + HNO2
AgNO3 + CH3COONa = AgCH3COO + NaNO3 =>
AgNO3 + CH3COONa = AgCH3COO + NaNO3
Fe(OH)2 = FeO + H2O =>
Fe(OH)2 = FeO + H2O
NH4Cl + Mg = MgCl2 + NH3 + H2 =>
2 NH4Cl + Mg = MgCl2 + 2 NH3 + H2
Na2NO2 + HCl = Na2Cl + H + NO2 =>
Na2NO2 + HCl = Na2Cl + H + NO2
Cu + HNO3 = CuO + H2O + NO =>
3 Cu + 2 HNO3 = 3 CuO + H2O + 2 NO
KOH + P2O5 = K3PO4 + H2O = =>
6 KOH + P2O5 = 2 K3PO4 + 3 H2O
AsS3{-3} + H{+} = As2S3 + H2S =>
2 AsS3{-3} + 6 H{+} = As2S3 + 3 H2S
CrO3 + Ca = Cr2O3 + CaO =>
2 CrO3 + 3 Ca = Cr2O3 + 3 CaO
(NH4)CO3 + CH3COOH = CH3COONH4 + CO2 + H2O =>
8(NH4)CO3 + 9 CH3COOH = 8 CH3COONH4 + 10 CO2 + 6 H2O
Sn(II)N + AlS = Sn(II)S + AlN =>
Sn(II)N + AlS = Sn(II)S + AlN
Na + H3PO4 = Na3(PO4) + H2 =>
6 Na + 2 H3PO4 = 2 Na3(PO4) + 3 H2
Na2CO3 + Mg(NO3)2 = Na2(NO3)2 + MgCO3 =>
Na2CO3 + Mg(NO3)2 = Na2(NO3)2 + MgCO3
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C8H18 = C5H12 + C3H6 =>
C8H18 = C5H12 + C3H6
C + HNO3 = CO2 + NO2 + H2O =>
C + 4 HNO3 = CO2 + 4 NO2 + 2 H2O
BaCI2 + H2SO4 = BaSO4 + H2CI2 =>
BaCI2 + H2SO4 = BaSO4 + H2CI2
Na2SnO2 + NaMnO4 + H2O = Na2SnO3 + NaOH + MnO2 =>
3 Na2SnO2 + 2 NaMnO4 + H2O = 3 Na2SnO3 + 2 NaOH + 2 MnO2
C12 = C6 =>
C12 = 2 C6
NO2 + H2O = HNO3 + HNO2 =>
2 NO2 + H2O = HNO3 + HNO2
V2O3 + H2O = V2O + H2O3 =>
V2O3 + H2O = V2O + H2O3
H2 + CaCl2 = HCl + Ca2 =>
2 H2 + 2 CaCl2 = 4 HCl + Ca2
(Ca(NO3)2) + KOH = Ca(OH)2 + KNO3 =>
(Ca(NO3)2) + 2 KOH = Ca(OH)2 + 2 KNO3
Cr(OH)3 + ClO3{-} + OH{-} = CrO4{-} + Cl{-} + H2O =>
3 Cr(OH)3 + 2 ClO3{-} + 3 OH{-} = 3 CrO4{-} + 2 Cl{-} + 6 H2O
HNO3 + S = NO2 + SO2 + H2O =>
4 HNO3 + S = 4 NO2 + SO2 + 2 H2O
Al2O3 + Na2O = Na3(AlO3) =>
Al2O3 + 3 Na2O = 2 Na3(AlO3)
KMnO4 + FeCl2 = FeMnO4 + KCl2 =>
KMnO4 + FeCl2 = FeMnO4 + KCl2
Al(OH)3 + Na2S = Al2S3 + Na(OH) =>
2 Al(OH)3 + 3 Na2S = Al2S3 + 6 Na(OH)
NH4 + KOH = NH3K + H2O =>
NH4 + KOH = NH3K + H2O
Mn(NO3)2 + NH4(OH) = Mn(OH)2 + NH4(NO3) =>
Mn(NO3)2 + 2 NH4(OH) = Mn(OH)2 + 2 NH4(NO3)
HNO2KMnO4 = KNO2HMnO4 =>
HNO2KMnO4 = KNO2HMnO4
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CONaOH = CO2NaH =>
CONaOH = CO2NaH
HBr = Br + H =>
HBr = Br + H
Fe(OH)2 + K2CrO4 = Fe2O3 + Cr(OH)3 + KOH + H2O =>
6 Fe(OH)2 + 2 K2CrO4 = 3 Fe2O3 + 2 Cr(OH)3 + 4 KOH + H2O
BaS + Cu(SO4)2 = CuS + Ba(SO4)2 =>
BaS + Cu(SO4)2 = CuS + Ba(SO4)2
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
FeCl3 + O2 = Fe2O3 + Cl2 =>
4 FeCl3 + 3 O2 = 2 Fe2O3 + 6 Cl2
NaClO + HI = NaI + HCl + O =>
NaClO + HI = NaI + HCl + O
Si + HNO3 + HF = SiF4 + NO + H2O =>
3 Si + 4 HNO3 + 12 HF = 3 SiF4 + 4 NO + 8 H2O
HNO3 + Fe(OH)4 = Fe(NO3)4 + H2O =>
4 HNO3 + Fe(OH)4 = Fe(NO3)4 + 4 H2O
MgCl2 + AgNo3 = AgCl + Mg(No3)2 =>
MgCl2 + 2 AgNo3 = 2 AgCl + Mg(No3)2
MeS + O2 = MeO + SO2 =>
2 MeS + 3 O2 = 2 MeO + 2 SO2
HNO3 + KOH = H2O + KNO3 =>
HNO3 + KOH = H2O + KNO3
BaBr2 + Na2SO4 = NaBr + BaSO4 =>
BaBr2 + Na2SO4 = 2 NaBr + BaSO4
MgCl2 + Na2SO4 = NaCl + Mg2(SO4)2 =>
2 MgCl2 + 2 Na2SO4 = 4 NaCl + Mg2(SO4)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/18/24
Équations équilibrées sur12/18/23
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