| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 C2H5OH + 2 Na2Cr2O7 + 16 HCl = 3 CH3CO2H + 4 CrCl3 + 4 NaCl + 11 H2O
N2O5 = N2 + O2 =>
2 N2O5 = 2 N2 + 5 O2
Ge + Fe{3+} = Fe{2+} + Ge{4+} =>
Ge + 4 Fe{3+} = 4 Fe{2+} + Ge{4+}
Ba + HClO2 = Ba(ClO2)2 + H =>
Ba + 2 HClO2 = Ba(ClO2)2 + 2 H
O2 + H2Te = TeO2 + H2O =>
3 O2 + 2 H2Te = 2 TeO2 + 2 H2O
VOSO4 + C5H8O2 + Na2CO3 = VO(C5H7O2)2 + NaSO4 + H2O + CO2 =>
24 VOSO4 + 47 C5H8O2 + 12 Na2CO3 = 24 VO(C5H7O2)2 + 24 NaSO4 + 20 H2O + 7 CO2
CH3CH2OH + CrO4{2-} + H{+} = CH3CHO + Cr{3+} + H2O =>
3 CH3CH2OH + 2 CrO4{2-} + 10 H{+} = 3 CH3CHO + 2 Cr{3+} + 8 H2O
LiOH + H2 = LiH2 + OH =>
LiOH + H2 = LiH2 + OH
SO3 + NaF + H2O = SO2F2 + NaOH =>
SO3 + 2 NaF + H2O = SO2F2 + 2 NaOH
HCOOC2H5 + O2 = CO + H2O =>
HCOOC2H5 + 2 O2 = 3 CO + 3 H2O
C4H12O2 + O2 = CO2 + H2O =>
C4H12O2 + 6 O2 = 4 CO2 + 6 H2O
Ca3(PO4)2 + NaOH + H2O = Na2HPO4 + Ca(OH)2 =>
Ca3(PO4)2 + 4 NaOH + 2 H2O = 2 Na2HPO4 + 3 Ca(OH)2
K2Cr2O7 + K2S + H2O = SO2 + Cr2O3 + KOH =>
K2Cr2O7 + K2S + 2 H2O = SO2 + Cr2O3 + 4 KOH
Fe3Cl + Ca(OH) = Fe3(OH) + CaCl =>
Fe3Cl + Ca(OH) = Fe3(OH) + CaCl
Ni + CuSO4 = Ni2(SO4)2 + Cu =>
2 Ni + 2 CuSO4 = Ni2(SO4)2 + 2 Cu
K2[Zn(OH)4] + SO2 = ZnSO3 + K2SO3 + H2O =>
K2[Zn(OH)4] + 2 SO2 = ZnSO3 + K2SO3 + 2 H2O
BaCl2 + Na2CO4 = BaCO4 + NaCl =>
BaCl2 + Na2CO4 = BaCO4 + 2 NaCl
SrO(aq) + HCl(aq) = H2O(l) + SrCl2(aq) =>
SrO(aq) + 2 HCl(aq) = H2O(l) + SrCl2(aq)
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Zn + Cu2O = Cu + Zn2O =>
2 Zn + Cu2O = 2 Cu + Zn2O
ZnSO4 = Zn{+2} + SO4{-2} =>
ZnSO4 = Zn{+2} + SO4{-2}
CH4 + KMnO4 = COOK + MnO2 + KOH + H2O =>
3 CH4 + 7 KMnO4 = 3 COOK + 7 MnO2 + 4 KOH + 4 H2O
H2C2O4 + KMnO4 = CO2 + MnO + K2O + water =>
5 H2C2O4 + 2 KMnO4 = 10 CO2 + 2 MnO + K2O + 5 H2O
NaAlO2 + HF + Na2O = Na3AlF6 + H2O =>
NaAlO2 + 6 HF + Na2O = Na3AlF6 + 3 H2O
HBr + AgCl = AgBr + HCl =>
HBr + AgCl = AgBr + HCl
HCOOHC2H5 + [Ag(NH3)2]OH = NH4HCO3 + Ag + NH3 + C2H5OH =>
7 HCOOHC2H5 + 9[Ag(NH3)2]OH = 5 NH4HCO3 + 9 Ag + 13 NH3 + 8 C2H5OH
NaBrO + NH3 = N + NaBr + H2O =>
3 NaBrO + 2 NH3 = 2 N + 3 NaBr + 3 H2O
CaF2 + I2 = FI + Ca =>
CaF2 + I2 = 2 FI + Ca
Mn(OH)2 + H2SO4 = Mn(SO4) + H2 + O =>
Mn(OH)2 + H2SO4 = Mn(SO4) + 2 H2 + 2 O
Rb2S + H2O = RbOH + H2S =>
Rb2S + 2 H2O = 2 RbOH + H2S
Mg2SO4 + Na2SiO3 = Mg2SiO3 + Na2SO4 =>
Mg2SO4 + Na2SiO3 = Mg2SiO3 + Na2SO4
HI + K2Cr2O7 = KI + CrI3 + H2O + I =>
14 HI + K2Cr2O7 = 2 KI + 2 CrI3 + 7 H2O + 6 I
CH3NH2(g) + O2(g) = CO2(g) + H2O(g) + N2(g) =>
4 CH3NH2(g) + 9 O2(g) = 4 CO2(g) + 10 H2O(g) + 2 N2(g)
Pb(NO3)2(aq) + HBr(aq) = PbBr2(s) + NO3H(aq) =>
Pb(NO3)2(aq) + 2 HBr(aq) = PbBr2(s) + 2 NO3H(aq)
K2CrO4 + KOH = K2OH + KCrO4 =>
K2CrO4 + KOH = K2OH + KCrO4
K2Cr2O7 + H2S + H2SO4 = K2SO4 + Cr2(SO4)3S + H2O =>
2 K2Cr2O7 + 3 H2S + 7 H2SO4 = 2 K2SO4 + 2 Cr2(SO4)3S + 10 H2O
ZnS + HNO3 = ZnSO2 + NO2 + H2O =>
ZnS + 4 HNO3 = ZnSO2 + 4 NO2 + 2 H2O
Na[Cr(OH)4] + HNO3 = NaNO3 + Cr(OH)3 + H2O =>
Na[Cr(OH)4] + HNO3 = NaNO3 + Cr(OH)3 + H2O
KMnO4 + CH2(OH)CH2(OH) + H2SO4 = (COOH)2 + K2SO4 + MnSO4 + H2O =>
8 KMnO4 + 5 CH2(OH)CH2(OH) + 12 H2SO4 = 5(COOH)2 + 4 K2SO4 + 8 MnSO4 + 22 H2O
Mg2SiO4 + C2H2O4 = MgCO3 + SiO2 + H2 =>
Mg2SiO4 + C2H2O4 = 2 MgCO3 + SiO2 + H2
PO4{4-} + HNO3 + (NH4)2MoO4 = (NH4)3PO4(MoO3)12 + NH4NO3 + H2O + NO3{-} =>
8 PO4{4-} + 202 HNO3 + 96(NH4)2MoO4 = 8(NH4)3PO4(MoO3)12 + 169 NH4NO3 + 99 H2O + 32 NO3{-}
CuSO4 + K4P2O7 = Cu2P2O7 + K2SO4 =>
2 CuSO4 + K4P2O7 = Cu2P2O7 + 2 K2SO4
CrO2{-} + ClO{-} + H2O = CrO4{-2} + Cl{-} + H{+} =>
2 CrO2{-} + 3 ClO{-} + H2O = 2 CrO4{-2} + 3 Cl{-} + 2 H{+}
Ba(NO3)2 + K2Cr2O7 + CH3COONa + H2O = BaCrO4 + CH3COOH + NaNO3 + KNO3 =>
2 Ba(NO3)2 + K2Cr2O7 + 2 CH3COONa + H2O = 2 BaCrO4 + 2 CH3COOH + 2 NaNO3 + 2 KNO3
CH3(CH2)6CH2OH + O2 = H2O + CH3(CH2)6CHO =>
2 CH3(CH2)6CH2OH + O2 = 2 H2O + 2 CH3(CH2)6CHO
CH3{-}COOH + Cr2O7{2-} + H{+} = CO2 + H2O + Cr{3+} =>
3 CH3{-}COOH + 4 Cr2O7{2-} + 35 H{+} = 3 CO2 + 22 H2O + 8 Cr{3+}
HCl + Mg(OH) = Cl2Mg2(OH)2 + H2 =>
2 HCl + 2 Mg(OH) = Cl2Mg2(OH)2 + H2
C6H8O + H2O = H3O + C6H7O7 =>
C6H8O + 19 H2O = 13 H3O + C6H7O7
Pb(NO3)2 + FeCl3 = PbCl2 + Fe(NO3)3 =>
3 Pb(NO3)2 + 2 FeCl3 = 3 PbCl2 + 2 Fe(NO3)3
(NH4)3PO4(ac) + Al2(SO4)3(ac) = AlPO4(s) + (NH4)2SO4(ac) =>
2(NH4)3PO4(ac) + Al2(SO4)3(ac) = 2 AlPO4(s) + 3(NH4)2SO4(ac)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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