| Équations équilibrées la veille | Équations équilibrées le lendemain |
Zn + 2 CuBr = ZnBr2 + Cu2
Cu + CrO4 = CuO4 + Cr =>
Cu + CrO4 = CuO4 + Cr
CrO2{-} + H2O + ClO{-} = CrO4{-2} + Cl2 + OH{-} =>
2 CrO2{-} + 2 H2O + 6 ClO{-} = 2 CrO4{-2} + 3 Cl2 + 4 OH{-}
NaOH + Fe + O2 = Na2FeO4 + H2 =>
2 NaOH + Fe + O2 = Na2FeO4 + H2
(NH4)2HPO4 + Ca(OH)2 = CaHPO4 + NH3 + H2O =>
(NH4)2HPO4 + Ca(OH)2 = CaHPO4 + 2 NH3 + 2 H2O
C18H30O15 + H2O = C6H12O6 =>
C18H30O15 + 3 H2O = 3 C6H12O6
AsO3{3-} + Zn + H{+} = Zn{2+} + AsH3 + H2O =>
AsO3{3-} + 3 Zn + 9 H{+} = 3 Zn{2+} + AsH3 + 3 H2O
Sc(NO3)3 + Na2S = Sc2S3 + NaNO3 =>
2 Sc(NO3)3 + 3 Na2S = Sc2S3 + 6 NaNO3
LiNO3 + C = Li2CO3 + CO2 + N2 =>
4 LiNO3 + 5 C = 2 Li2CO3 + 3 CO2 + 2 N2
V + Zn(NO3)2 = VNO3 + Zn =>
2 V + Zn(NO3)2 = 2 VNO3 + Zn
Ca3(AsO4)2 = Ca + As + O =>
Ca3(AsO4)2 = 3 Ca + 2 As + 8 O
NaCl + AgNO3 + Na2S2O3 = AgCl + NaS2 + Na2NO3O3 =>
NaCl + AgNO3 + Na2S2O3 = AgCl + NaS2 + Na2NO3O3
Pb(NO3)2(aq) + CrBr3(aq) = PbBr2(s) + Cr(NO3)3(aq) =>
3 Pb(NO3)2(aq) + 2 CrBr3(aq) = 3 PbBr2(s) + 2 Cr(NO3)3(aq)
CaBr2 + HNO3 = Ca(NO3)2 + HBr =>
CaBr2 + 2 HNO3 = Ca(NO3)2 + 2 HBr
C20H40O4 + O2 = CO2 + H2O =>
C20H40O4 + 28 O2 = 20 CO2 + 20 H2O
K + O3 = K3O =>
9 K + O3 = 3 K3O
C7H9N + CH3I + K2CO3 = C10H16NI + KI + KHCO3 =>
C7H9N + 3 CH3I + 2 K2CO3 = C10H16NI + 2 KI + 2 KHCO3
MnO4{-} + OH{-} + (COOH)2{-2} = MnO4{-2} + CO2 + H2O =>
4 MnO4{-} + 2 OH{-} + (COOH)2{-2} = 4 MnO4{-2} + 2 CO2 + 2 H2O
NiBr2 + NaNO3 = Ni(NO3)2 + NaBr =>
NiBr2 + 2 NaNO3 = Ni(NO3)2 + 2 NaBr
CH4N2O + CH3COOH = C2H5NO2 =>
2 CH4N2O + 3 CH3COOH = 4 C2H5NO2
SNO2 + C2 = SN + CO =>
SNO2 + C2 = SN + 2 CO
BF3(s) + H2O = HF + H3BO3 =>
BF3(s) + 3 H2O = 3 HF + H3BO3
Mg + H2(SO4) = Mg(SO4) + H2 =>
Mg + H2(SO4) = Mg(SO4) + H2
Fe3(PO4)2 + NaOH = Na3PO4 + Fe(OH)2 =>
Fe3(PO4)2 + 6 NaOH = 2 Na3PO4 + 3 Fe(OH)2
H3PO3 + Cu = Cu(PO3)2 + H2 =>
2 H3PO3 + Cu = Cu(PO3)2 + 3 H2
NH3 + S2 = N2 + H2S =>
4 NH3 + 3 S2 = 2 N2 + 6 H2S
PbO2 + Cr2(SO4)3 + H2O = PbSO4 + H2CrO4 =>
3 PbO2 + Cr2(SO4)3 + 2 H2O = 3 PbSO4 + 2 H2CrO4
(CH2)3(OH)2(l) + O2(g) = CO2 + H2O =>
(CH2)3(OH)2(l) + 4 O2(g) = 3 CO2 + 4 H2O
AlCl3 + K = KCl + Al =>
AlCl3 + 3 K = 3 KCl + Al
Fe2 + CN = Fe(CN)6 =>
Fe2 + 12 CN = 2 Fe(CN)6
FeCl2 + Na2CO3 + H2O = Fe(OH)2 + NaCl + CO2 =>
FeCl2 + Na2CO3 + H2O = Fe(OH)2 + 2 NaCl + CO2
(NH4)2BeF4 = BeF2 + NH3 + HF =>
(NH4)2BeF4 = BeF2 + 2 NH3 + 2 HF
Cu + CrO4 = Cu2CrO4 =>
2 Cu + CrO4 = Cu2CrO4
Mn + Fe2O3 = MnO + Fe =>
3 Mn + Fe2O3 = 3 MnO + 2 Fe
NaAsO2 + I2 + NaHCO3 = NaI + CO2 + NaH2AsO4 =>
NaAsO2 + I2 + 2 NaHCO3 = 2 NaI + 2 CO2 + NaH2AsO4
Fe(CO)5 + PF3 + H2 = Fe(CO)2(PF3)(H)2 + CO =>
Fe(CO)5 + PF3 + H2 = Fe(CO)2(PF3)(H)2 + 3 CO
Mg(NO3)2(aq) + (NH4)2CO3(aq) = MgCO3(s) + NH4NO3(aq) =>
Mg(NO3)2(aq) + (NH4)2CO3(aq) = MgCO3(s) + 2 NH4NO3(aq)
AgSO4 + H2SeO3 + H2O = Ag2Se + H2SO4 + O2 =>
2 AgSO4 + H2SeO3 + H2O = Ag2Se + 2 H2SO4 + 2 O2
HCH3O2 + O2 = CO2 + H2O =>
HCH3O2 + O2 = CO2 + 2 H2O
Fe2O3 + KI + HCl = FeCl2 + KCl + I2 + H2O =>
Fe2O3 + 2 KI + 6 HCl = 2 FeCl2 + 2 KCl + I2 + 3 H2O
C2H5ON + O2 = CO2 + H2O + NO2 =>
4 C2H5ON + 15 O2 = 8 CO2 + 10 H2O + 4 NO2
ClF + O2 = Cl2O + OF =>
4 ClF + 3 O2 = 2 Cl2O + 4 OF
ZrCl4 = Zr + Cl2 =>
ZrCl4 = Zr + 2 Cl2
C12H14N6O22 = CO + CO2 + H2O + N2 =>
C12H14N6O22 = 9 CO + 3 CO2 + 7 H2O + 3 N2
C6H6 + CH3CH2COCl + AlCl3 = C6H5COCH2CH3 + H + AlCl4 =>
C6H6 + CH3CH2COCl + AlCl3 = C6H5COCH2CH3 + H + AlCl4
NH3 + S2 = N2 + H2S =>
4 NH3 + 3 S2 = 2 N2 + 6 H2S
O2 + H3O = H2O =>
O2 + 4 H3O = 6 H2O
FeCl3 + AgOH = Fe(OH)3 + AgCl =>
FeCl3 + 3 AgOH = Fe(OH)3 + 3 AgCl
MgCl2 + Ba(OH)2 = Mg(OH)Cl + BaCl2 =>
2 MgCl2 + Ba(OH)2 = 2 Mg(OH)Cl + BaCl2
Cl2(g) + KI(aq) = KCl(aq) + I2(s) =>
Cl2(g) + 2 KI(aq) = 2 KCl(aq) + I2(s)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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