| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na2[Zn(OH)4] = 2 Zn + 2 H2O + 4 NaOH + O2
Zn(OH)2 = Zn + OH =>
Zn(OH)2 = Zn + 2 OH
PbO2 + HNO3 + KNO2 = Pb(NO3)2 + KNO3 + H2O =>
PbO2 + 2 HNO3 + KNO2 = Pb(NO3)2 + KNO3 + H2O
Na2SO4 + O4 = Na2O4SO4 =>
Na2SO4 + O4 = Na2O4SO4
Cr2O7 + OH = H + CrO4 =>
Cr2O7 + OH = H + 2 CrO4
Ag(s) + HNO3(aq) = AgNO3(aq) + H2(g) =>
2 Ag(s) + 2 HNO3(aq) = 2 AgNO3(aq) + H2(g)
NO2 = NO3 + NO =>
2 NO2 = NO3 + NO
CH3COOH + K3CO3 = CH3COOK + CO2 + H2 =>
7 CH3COOH + 2 K3CO3 = 6 CH3COOK + 4 CO2 + 5 H2
PbO + NaOH = Pb(OH)2 + Na2O =>
PbO + 2 NaOH = Pb(OH)2 + Na2O
H2SO4 + Ba(C2H3O2) = BaSO4 + C2H5O2 =>
H2SO4 + Ba(C2H3O2) = BaSO4 + C2H5O2
AgNO3 + BaJ2 = AgJ + Ba(NO3)2 =>
2 AgNO3 + BaJ2 = 2 AgJ + Ba(NO3)2
AlCl3*6H2O = AlCl3 + H2O =>
AlCl3*6H2O = AlCl3 + 6 H2O
P + Ba(OH)2 = P(OH) + BaOH =>
P + Ba(OH)2 = P(OH) + BaOH
HN3 + O2 = NO2 + H3O =>
6 HN3 + 19 O2 = 18 NO2 + 2 H3O
V + HF + NNO3 = H2VF7 + NO + H2O =>
2 V + 14 HF + 5 NNO3 = 2 H2VF7 + 10 NO + 5 H2O
Na2Cr2O7*2H2O + HNO3 + CH3OH = Cr(NO3)3 + NaNO3 + CH2O + H2O =>
Na2Cr2O7*2H2O + 8 HNO3 + 3 CH3OH = 2 Cr(NO3)3 + 2 NaNO3 + 3 CH2O + 9 H2O
Co + HNO3 = Co(NO3)2 + NO2 + H2O =>
Co + 4 HNO3 = Co(NO3)2 + 2 NO2 + 2 H2O
NaCl + KBr = NaBr + KCl =>
NaCl + KBr = NaBr + KCl
Be + NaOH = Na2BeO2 + H2 =>
Be + 2 NaOH = Na2BeO2 + H2
Fe(CrO2)2 + Na2CO3 + O2 = Na2CrO4 + FeO3 + CO2 =>
2 Fe(CrO2)2 + 4 Na2CO3 + 5 O2 = 4 Na2CrO4 + 2 FeO3 + 4 CO2
Na3N = Na + N =>
Na3N = 3 Na + N
Zn + Fe2Cl3 = Fe + ZnCl3 =>
Zn + Fe2Cl3 = 2 Fe + ZnCl3
PbO + SO2 + O2 = Pb2SO5 =>
4 PbO + 2 SO2 + O2 = 2 Pb2SO5
HBr + K(OH) = KBr + H2O =>
HBr + K(OH) = KBr + H2O
Fe + HCl(conc) = FeCl2 + H2 =>
Fe + 2 HCl(conc) = FeCl2 + H2
KI + Cl2 = KCl + I =>
2 KI + Cl2 = 2 KCl + 2 I
Sn + FeCl2 = SnCl4 + Fe =>
Sn + 2 FeCl2 = SnCl4 + 2 Fe
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
Fl + O = FlO =>
Fl + O = FlO
Cu(NO3)2(aq) + Na2C2O4(aq) = NaNO3(aq) + CuC2O4(s) =>
Cu(NO3)2(aq) + Na2C2O4(aq) = 2 NaNO3(aq) + CuC2O4(s)
PCl3O + H2SnCl4 + HCl + H2O = H2SnCl6 + H3PO2 =>
PCl3O + 2 H2SnCl4 + HCl + H2O = 2 H2SnCl6 + H3PO2
CaO + HNO3 = H2O + Ca(NO3)2 =>
CaO + 2 HNO3 = H2O + Ca(NO3)2
SiO3 + H2O = H2SiO3 + OH =>
SiO3 + 2 H2O = H2SiO3 + 2 OH
SnS + H2O2 + OH{-} = Sn(OH)6{2-} + SO4{2-} + H2O =>
SnS + 5 H2O2 + 4 OH{-} = Sn(OH)6{2-} + SO4{2-} + 4 H2O
La2O3 + SrCO3 + Cr2O3 + Co3O4 + O2 = La8Sr2Cr7Co3O29 + CO2 =>
16 La2O3 + 8 SrCO3 + 14 Cr2O3 + 4 Co3O4 + O2 = 4 La8Sr2Cr7Co3O29 + 8 CO2
Zn + K3PO4 = ZnPO4 + K =>
Zn + K3PO4 = ZnPO4 + 3 K
NaBr + BrO3 + H2SO4 = Br2 + Na2SO4 + H2O =>
12 NaBr + 2 BrO3 + 6 H2SO4 = 7 Br2 + 6 Na2SO4 + 6 H2O
CUO + CO = CU + CO2 =>
CUO + CO = CU + CO2
Zn + NH3 + H2O = ZnH + HNO3 =>
8 Zn + NH3 + 3 H2O = 8 ZnH + HNO3
NH4NO3 + CH3COOK = NH4COOK + CH3NO3 =>
NH4NO3 + CH3COOK = NH4COOK + CH3NO3
K3Po4 + H3Po4 = KH2Po4 =>
K3Po4 + 2 H3Po4 = 3 KH2Po4
K2Cr2O7 + FeCl2 + HCl3 = CrCl3 + FeCl3 + KCl + H2O =>
K2Cr2O7 + 34 FeCl2 + 14 HCl3 = 2 CrCl3 + 34 FeCl3 + 2 KCl + 7 H2O
Cu(OH)2 + HNO3 = Cu2 + NO3 + H2O =>
2 Cu(OH)2 + 4 HNO3 = Cu2 + 4 NO3 + 4 H2O
Fe2 + S = Fe2S3 =>
Fe2 + 3 S = Fe2S3
CaCO3 + H2S = CaS + H2O + CO2 =>
CaCO3 + H2S = CaS + H2O + CO2
HNO2 + CaCO3 = H2CO3 + Ca(NO2)2 =>
2 HNO2 + CaCO3 = H2CO3 + Ca(NO2)2
K2O + CO = K + CO2 =>
K2O + CO = 2 K + CO2
BaSO4 + CuS = BaS + CuSO4 =>
BaSO4 + CuS = BaS + CuSO4
Na{+} + Cl{-} = NaCl =>
Na{+} + Cl{-} = NaCl
Ba(OH)2 + Na2CrO4 = NaOH + BaCrO4 =>
Ba(OH)2 + Na2CrO4 = 2 NaOH + BaCrO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/27/24
Équations équilibrées sur12/27/23
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