| Équations équilibrées la veille |
2 H2O + 2 F2 = 4 HF + O2
C7H14 + KMnO4 + H2O = C7H14O2 + MnO2 + KOH =>
3 C7H14 + 4 KMnO4 + 2 H2O = 3 C7H14O2 + 4 MnO2 + 4 KOH
Ba + Cl2 + CuSO4 = BaSO4 + Cu2Cl =>
4 Ba + Cl2 + 4 CuSO4 = 4 BaSO4 + 2 Cu2Cl
PbO2 + H2O2 + KOH = K[Pb(OH)3] + O2 =>
PbO2 + H2O2 + KOH = K[Pb(OH)3] + O2
Ca(HCO3)2 + BaSO4 = CaSO4 + Ba(HCO3)2 =>
Ca(HCO3)2 + BaSO4 = CaSO4 + Ba(HCO3)2
Cr(OH)3 + HClO = Cr(ClO)3 + H2O =>
Cr(OH)3 + 3 HClO = Cr(ClO)3 + 3 H2O
MgO + C6H8O6 = MgC12H14O12 + H2O =>
MgO + 2 C6H8O6 = MgC12H14O12 + H2O
C6H12O6 + H3OCl = H2O + C3H5ClO2 =>
C6H12O6 + 2 H3OCl = 4 H2O + 2 C3H5ClO2
HOOC(CH2)COOH + NaOH = NaOOC(CH2)COONa + H2O =>
HOOC(CH2)COOH + 2 NaOH = NaOOC(CH2)COONa + 2 H2O
Pb(NO3)2 + K2SO4 = PbSO4 + K(NO3) =>
Pb(NO3)2 + K2SO4 = PbSO4 + 2 K(NO3)
Sr + HI = SrI + H =>
Sr + HI = SrI + H
MgCO3 + C4H6O5 = C4H4MgO5 + H2O + CO2 =>
MgCO3 + C4H6O5 = C4H4MgO5 + H2O + CO2
ZnSO4*H2O + S = Zn + SO2 + H2O =>
ZnSO4*H2O + S = Zn + 2 SO2 + H2O
H2Te + Mg(OH)2 = MgTe + H2O =>
H2Te + Mg(OH)2 = MgTe + 2 H2O
KI + H2SO = H2S + H2O + I2 + K2SO4 =>
2 KI + 5 H2SO = 4 H2S + H2O + I2 + K2SO4
C2H5COOH + Na = C2H5COONa + H2 =>
2 C2H5COOH + 2 Na = 2 C2H5COONa + H2
CuS + Zn(OH)2 = Cu(OH)2 + ZnS =>
CuS + Zn(OH)2 = Cu(OH)2 + ZnS
C2H3Cl + Cl2 = C9H11Cl7 + HCl =>
9 C2H3Cl + 5 Cl2 = 2 C9H11Cl7 + 5 HCl
Zn + CuCl2 = ZnCl + Cu =>
2 Zn + CuCl2 = 2 ZnCl + Cu
Zn + H2O(g) = Zn(OH)2 + H2 =>
Zn + 2 H2O(g) = Zn(OH)2 + H2
H4 + Li4 = HLi =>
H4 + Li4 = 4 HLi
C7H8 + NaMnO4 = C7H6O2 + MnO2 + NaOH =>
C7H8 + 2 NaMnO4 = C7H6O2 + 2 MnO2 + 2 NaOH
FeCl2 + KNO3 = FeNO3 + KCl2 =>
FeCl2 + KNO3 = FeNO3 + KCl2
KOH + K2BeO2 = K2O + Be(OH)2 =>
2 KOH + K2BeO2 = 2 K2O + Be(OH)2
Na2O + Fe = Na + FeO =>
Na2O + Fe = 2 Na + FeO
KCl + SO3 + H2O = K2SO4 + HCl =>
2 KCl + SO3 + H2O = K2SO4 + 2 HCl
K[Cr(OH)4] + K3[Fe(CN)6] + KOH = K2CrO4 + K4[Fe(CN)6] + H2O =>
K[Cr(OH)4] + 3 K3[Fe(CN)6] + 4 KOH = K2CrO4 + 3 K4[Fe(CN)6] + 4 H2O
(N2H4)7 + H2O2 = N2 + H2O =>
(N2H4)7 + 14 H2O2 = 7 N2 + 28 H2O
C9H8O4 + CaCO3 = CO2 + H2O + CaC3 =>
7 C9H8O4 + 18 CaCO3 = 27 CO2 + 28 H2O + 18 CaC3
PoBr2(s) = Po(s) + Br2(s) =>
PoBr2(s) = Po(s) + Br2(s)
I{-} + MnO4{-} + H2O = I2 + OH{-} + MnO2 =>
6 I{-} + 2 MnO4{-} + 4 H2O = 3 I2 + 8 OH{-} + 2 MnO2
H2O + CO2 = O2 + C6H12O6 =>
6 H2O + 6 CO2 = 6 O2 + C6H12O6
Cu(HCO3)2 + CH3CHOOH = H2O + CO2 + Cu(CH3COO)2 =>
9 Cu(HCO3)2 + 16 CH3CHOOH = 22 H2O + 14 CO2 + 9 Cu(CH3COO)2
K2Cr2O7 + CH4N2S = Cr2O3 + H6N4C2S2 + H2O + KOH =>
K2Cr2O7 + 6 CH4N2S = Cr2O3 + 3 H6N4C2S2 + 2 H2O + 2 KOH
Pb(NO3)2 + AgCl3 = PbCl2 + Ag(NO3)3 =>
3 Pb(NO3)2 + 2 AgCl3 = 3 PbCl2 + 2 Ag(NO3)3
NH4F(aq) + MgCl2(aq) = MgF2(s) + NH4Cl(aq) =>
2 NH4F(aq) + MgCl2(aq) = MgF2(s) + 2 NH4Cl(aq)
Hg2F2 = Hg + F =>
Hg2F2 = 2 Hg + 2 F
Pb + I = PbI2 =>
Pb + 2 I = PbI2
C4H9 + O2 = CO2 + H2O =>
4 C4H9 + 25 O2 = 16 CO2 + 18 H2O
PF3 = P + F2 =>
2 PF3 = 2 P + 3 F2
EDTA + CaO = Ca(EDTA) + O =>
EDTA + CaO = Ca(EDTA) + O
Fe2S3 = S + Fe =>
Fe2S3 = 3 S + 2 Fe
C6H5Cl + KNH2 = C6H5NH2 + KCl =>
C6H5Cl + KNH2 = C6H5NH2 + KCl
KIO3 + Mg = MgO + KI =>
KIO3 + 3 Mg = 3 MgO + KI
ClO3{-} + Cl{-} = ClO2{-} =>
2 ClO3{-} + Cl{-} = 3 ClO2{-}
K2CO3 + HCl = CO2 + H2O + KCl =>
K2CO3 + 2 HCl = CO2 + H2O + 2 KCl
Li + FeBr2(aq) = LiBr(aq) + Fe =>
2 Li + FeBr2(aq) = 2 LiBr(aq) + Fe
CuSO4 + HCl = CuCl2 + H2SO4 =>
CuSO4 + 2 HCl = CuCl2 + H2SO4
CuSO4 + Mg = Cu + MgSO4 =>
CuSO4 + Mg = Cu + MgSO4
NO2 + O2 + H2O = H2NO4 =>
2 NO2 + O2 + 2 H2O = 2 H2NO4
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