| Équations équilibrées la veille | Équations équilibrées le lendemain |
Zn(OH)2 + 2 H(NO3) = Zn(NO3)2 + 2 H2O
NaOH + Na2CO3 = Na2CO3(OH)2Na2 =>
2 NaOH + Na2CO3 = Na2CO3(OH)2Na2
NaHCO3 + Al(OH)3 = Na[Al(OH)4] + CO2 =>
NaHCO3 + Al(OH)3 = Na[Al(OH)4] + CO2
Ag + Pt(NO3)3 = Pt + Ag(NO3) =>
3 Ag + Pt(NO3)3 = Pt + 3 Ag(NO3)
H2PO2 + OH = HPO3 + H2O =>
H2PO2 + 3 OH = HPO3 + 2 H2O
NaOH + H2O = NaH2 + (OH)2O =>
4 NaOH + 5 H2O = 4 NaH2 + 3(OH)2O
Cl2 + Na2S2O3 + H2O = H2SO4 + Na2SO4 + HCl =>
4 Cl2 + Na2S2O3 + 5 H2O = H2SO4 + Na2SO4 + 8 HCl
H2S(aq) + HNO3 = S + NO + H2O =>
3 H2S(aq) + 2 HNO3 = 3 S + 2 NO + 4 H2O
CH3CH2ONa + CH3CH2Cl = CH3CH2OCH2CH3 + NaCl =>
CH3CH2ONa + CH3CH2Cl = CH3CH2OCH2CH3 + NaCl
HF + H2O = H3O + F2 =>
2 HF + 2 H2O = 2 H3O + F2
Na + C = NaC =>
Na + C = NaC
K4[Fe(CN)6] + SnCl2 = Sn2[Fe(CN)6] + KCl =>
K4[Fe(CN)6] + 2 SnCl2 = Sn2[Fe(CN)6] + 4 KCl
Mg(H2PO4)2 = Mg + H2 + P + O2 =>
Mg(H2PO4)2 = Mg + 2 H2 + 2 P + 4 O2
K2Cr2O7 + PbCl2 + HCl = CrCl3 + PbCl4 + KCl + H2O =>
K2Cr2O7 + 3 PbCl2 + 14 HCl = 2 CrCl3 + 3 PbCl4 + 2 KCl + 7 H2O
HCCH + CuCl + NH3 = CuCCCu + NH4Cl =>
HCCH + 2 CuCl + 2 NH3 = CuCCCu + 2 NH4Cl
BaCe2 + H2SO4 = BaSO4 + HCe =>
BaCe2 + H2SO4 = BaSO4 + 2 HCe
S8 + N2 = S4N4 =>
S8 + 4 N2 = 2 S4N4
H2Cr2O7 + CsOH = Cs2Cr2O7 + H2O =>
H2Cr2O7 + 2 CsOH = Cs2Cr2O7 + 2 H2O
(Na2CO3) + CaCl2*2H2O = CaCO3 + NaCl + H2O =>
(Na2CO3) + CaCl2*2H2O = CaCO3 + 2 NaCl + 2 H2O
HOCl + OH = OCl + H2O =>
HOCl + OH = OCl + H2O
IrO2 = Ir + O2 =>
IrO2 = Ir + O2
Sr + H2SO4 = SrSO4 + H2S + H2O =>
4 Sr + 5 H2SO4 = 4 SrSO4 + H2S + 4 H2O
CO2() + Ba(OH)2(aq) = BaCO3(s) + H2O() =>
CO2() + Ba(OH)2(aq) = BaCO3(s) + H2O()
Pb + HBrO4 = Pb(BrO4)4 + H2 =>
Pb + 4 HBrO4 = Pb(BrO4)4 + 2 H2
NaCrO4 + NaNO2 + H2SO4 = NaNO3 + Cr2(SO4)3 + Na2SO4 + H2O =>
2 NaCrO4 + 4 NaNO2 + 4 H2SO4 = 4 NaNO3 + Cr2(SO4)3 + Na2SO4 + 4 H2O
NaHCO3 + CuSO4*5H2O = CO2 + CuCO3 + Na2SO4 + H2O =>
2 NaHCO3 + CuSO4*5H2O = CO2 + CuCO3 + Na2SO4 + 6 H2O
FeCl2 + Na3PO4 = Fe3(PO4)2 + NaCl =>
3 FeCl2 + 2 Na3PO4 = Fe3(PO4)2 + 6 NaCl
CaS + HCl = CaCl2 + H2S =>
CaS + 2 HCl = CaCl2 + H2S
KOH + SiSO4 = KSO4 + SiOH =>
KOH + SiSO4 = KSO4 + SiOH
Fe + H2S = Fe2S3(s) + H2(g) =>
2 Fe + 3 H2S = Fe2S3(s) + 3 H2(g)
HNCO + NaOH + CuSO4 = NaNCO + CuOH + HSO4 =>
HNCO + NaOH + CuSO4 = NaNCO + CuOH + HSO4
Si4 + O6 = Si2O3 =>
Si4 + O6 = 2 Si2O3
H2SO3 + O2 = H2SO4 =>
2 H2SO3 + O2 = 2 H2SO4
Fe3O4 = Fe2O3 + Fe =>
3 Fe3O4 = 4 Fe2O3 + Fe
MgSO4*7H2O + NH4HCO3 = MgCO3*3H2O + NH3 + H2SO4 + H2O =>
MgSO4*7H2O + NH4HCO3 = MgCO3*3H2O + NH3 + H2SO4 + 4 H2O
(C2H5)3N + H2O = (C2H5)3NHOH =>
(C2H5)3N + H2O = (C2H5)3NHOH
C4H10 + KMnO4 = C4H8O + KOH + MnO2 + H2O =>
3 C4H10 + 4 KMnO4 = 3 C4H8O + 4 KOH + 4 MnO2 + H2O
C5H8NO4Na + HCl = C5H9NO4 + NaCl =>
C5H8NO4Na + HCl = C5H9NO4 + NaCl
HCOOH + NH3 = NH4HCOO =>
HCOOH + NH3 = NH4HCOO
HNO2 + LiOH = LiNO2 + H2O =>
HNO2 + LiOH = LiNO2 + H2O
CaBr2 + AgNo3 = AgBr + Ca(No3)2 =>
CaBr2 + 2 AgNo3 = 2 AgBr + Ca(No3)2
MnO4{-} + H2C2O4 + H{+} = Mn{2+} + CO2 + H2O =>
2 MnO4{-} + 5 H2C2O4 + 6 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
CaCl2(aq) + AgC2H3O2(aq) = AgCl(s) + Ca(C2H3O2)2(aq) =>
CaCl2(aq) + 2 AgC2H3O2(aq) = 2 AgCl(s) + Ca(C2H3O2)2(aq)
I{-}(aq) + MnO4{-}(aq) + H{+} = I2(g) + Mn{2+} + H2O(l) =>
10 I{-}(aq) + 2 MnO4{-}(aq) + 16 H{+} = 5 I2(g) + 2 Mn{2+} + 8 H2O(l)
Fe2S3 + O2 = Fe2O3 + SO2 =>
2 Fe2S3 + 9 O2 = 2 Fe2O3 + 6 SO2
NaNO2 + H2O = NaH + NO2 + OH =>
NaNO2 + H2O = NaH + NO2 + OH
H2 + S + FeCl = Fe2S3 + HCl =>
H2 + 3 S + 2 FeCl = Fe2S3 + 2 HCl
Ca{6+} + Br2{3-} = Ca + Br =>
Ca{6+} + 2 Br2{3-} = Ca + 4 Br
NaHCO3 + Ba(OH)2 = H2O + NaOH + BaCO3 =>
NaHCO3 + Ba(OH)2 = H2O + NaOH + BaCO3
C3H6O + O2 = C + H2O =>
C3H6O + O2 = 3 C + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/28/24
Équations équilibrées sur12/28/23
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