| Équations équilibrées la veille |
B2H6 + 6 H2O = 2 B(OH)3 + 6 H2
FeSO4 + NO2 + H2SO4 = Fe2(SO4)3 + NO + H2O =>
2 FeSO4 + NO2 + H2SO4 = Fe2(SO4)3 + NO + H2O
HI(aq) + KHSO3(aq) = KI(aq) + H2O(l) + SO2(g) =>
HI(aq) + KHSO3(aq) = KI(aq) + H2O(l) + SO2(g)
C6H12O6(s) = C2H5OH(aq) + CO2(g) =>
C6H12O6(s) = 2 C2H5OH(aq) + 2 CO2(g)
HCl + CO2 = CO + Cl2 + H2O =>
2 HCl + CO2 = CO + Cl2 + H2O
CaBr2 + Na2SO4 = CaSO4 + NaBr =>
CaBr2 + Na2SO4 = CaSO4 + 2 NaBr
MgCl2(aq) + Al(NO3)3(aq) = Mg(NO3)2(aq) + AlCl3(aq) =>
3 MgCl2(aq) + 2 Al(NO3)3(aq) = 3 Mg(NO3)2(aq) + 2 AlCl3(aq)
Fe2O3 + Br2 + OH{-} = FeO4{2-} + Br{-} + H2O =>
Fe2O3 + 3 Br2 + 10 OH{-} = 2 FeO4{2-} + 6 Br{-} + 5 H2O
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
Na2S + ZnCl2 = ZnS + Na2Cl2 =>
Na2S + ZnCl2 = ZnS + Na2Cl2
Zn + AlCl3 + H2O = AlOHCl2 + ZnCl2 + H2 =>
Zn + 2 AlCl3 + 2 H2O = 2 AlOHCl2 + ZnCl2 + H2
H2 + F2 = HF =>
H2 + F2 = 2 HF
FeCl3 + NaI = Fe + I2 + NaCl =>
2 FeCl3 + 6 NaI = 2 Fe + 3 I2 + 6 NaCl
KHSO4 + CaHPO4 = K2Ca(SO4)2 + H3PO4 =>
2 KHSO4 + CaHPO4 = K2Ca(SO4)2 + H3PO4
K2CrO4 + KOH + H2O2 = K3[Cr(O2)4] + H2O =>
2 K2CrO4 + 2 KOH + 7 H2O2 = 2 K3[Cr(O2)4] + 8 H2O
Zn(s) + CH3COOH(aq) = Zn(CH3COO)2(aq) + H2(g) =>
Zn(s) + 2 CH3COOH(aq) = Zn(CH3COO)2(aq) + H2(g)
PCl3 + AgF = PF3 + AgCl =>
PCl3 + 3 AgF = PF3 + 3 AgCl
SrSO3 = Sr + SO3 =>
SrSO3 = Sr + SO3
HIO4 + H2O = H5IO6 =>
HIO4 + 2 H2O = H5IO6
Fe(OH)2 + (NH4)2SO4 = FeSO4 + NH3 + H2O =>
Fe(OH)2 + (NH4)2SO4 = FeSO4 + 2 NH3 + 2 H2O
KMnO4 + H3PO2 + H2SO4 = H3PO4 + MnSO4 + K2SO4 + H2O =>
4 KMnO4 + 5 H3PO2 + 6 H2SO4 = 5 H3PO4 + 4 MnSO4 + 2 K2SO4 + 6 H2O
Ba(OH)2 + CO2 = BaCO3 + H2O =>
Ba(OH)2 + CO2 = BaCO3 + H2O
C12H22O11 + H2O = C2H5OH + CO2 =>
C12H22O11 + H2O = 4 C2H5OH + 4 CO2
P4 + KMnO4 + H2SO4 = H3PO4 + MnSO4 + K2SO4 =>
P4 + 4 KMnO4 + 6 H2SO4 = 4 H3PO4 + 4 MnSO4 + 2 K2SO4
Ca3N2 + HNO3 = Ca(NO3)2 + NH3 =>
Ca3N2 + 6 HNO3 = 3 Ca(NO3)2 + 2 NH3
SO2 + OH{-} = SO3{2-} + H2O =>
SO2 + 2 OH{-} = SO3{2-} + H2O
Ca + Fe(No3)2 = Ca(No3)2 + Fe =>
Ca + Fe(No3)2 = Ca(No3)2 + Fe
NiSO4*6H2O + K2SO4 = K2Ni(SO4)2*6H2O =>
NiSO4*6H2O + K2SO4 = K2Ni(SO4)2*6H2O
Cu2SO4 + FeCl3 = Cu2Cl3 + FeSO4 =>
Cu2SO4 + FeCl3 = Cu2Cl3 + FeSO4
KOH + NaOH = NaK(OH)2 =>
KOH + NaOH = NaK(OH)2
KMnO4 + H2SO4 + CrCl2 = MnSO4 + K2SO4 + Cr2(SO4)3 + HCl + H2O =>
2 KMnO4 + 18 H2SO4 + 10 CrCl2 = 2 MnSO4 + K2SO4 + 5 Cr2(SO4)3 + 20 HCl + 8 H2O
Na2SO4NaI = Na2INaSO4 =>
Na2SO4NaI = Na2INaSO4
CH3OOH + NaOH = CH3OONa + H2O =>
CH3OOH + NaOH = CH3OONa + H2O
NO2(g) + H2O(l) = HNO3(l) + NO(g) =>
3 NO2(g) + H2O(l) = 2 HNO3(l) + NO(g)
CH3CH2OK + H2O = CH3CH2OH + KOH =>
CH3CH2OK + H2O = CH3CH2OH + KOH
As2O + HNO3 + H2O = H3AsO4 + NO =>
3 As2O + 8 HNO3 + 5 H2O = 6 H3AsO4 + 8 NO
Cu(OH)2 + HCl = CuCl2 + H2O = =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
C5H10 = C + H =>
C5H10 = 5 C + 10 H
Co + HF = CoF3 + H2 =>
2 Co + 6 HF = 2 CoF3 + 3 H2
Zn + SO3 = ZnO + SO2 =>
Zn + SO3 = ZnO + SO2
CaF2 + Br2 = CaBr2 + F =>
CaF2 + Br2 = CaBr2 + 2 F
PbO2 + CrCl3 + NaOH = PbO + Na2CrO4 + NaCl + H2O =>
3 PbO2 + 2 CrCl3 + 10 NaOH = 3 PbO + 2 Na2CrO4 + 6 NaCl + 5 H2O
C(s) + H2O = CH4 + CO2 =>
2 C(s) + 2 H2O = CH4 + CO2
Ag + Fe2O3 = AgO3 + Fe2 =>
Ag + Fe2O3 = AgO3 + Fe2
Cl + O2 = ClO2 =>
Cl + O2 = ClO2
Cu(CH3COO)2 = Cu + (CH3COO)2 =>
Cu(CH3COO)2 = Cu + (CH3COO)2
FeSO4 + Kl = Kl2SO4 + Fe =>
FeSO4 + 2 Kl = Kl2SO4 + Fe
H2O2 + CH3COCH3 = C9H18O6 + H3O =>
9 H2O2 + 12 CH3COCH3 = 4 C9H18O6 + 6 H3O
C2H5CHO + O2 = CO2 + H2O =>
C2H5CHO + 4 O2 = 3 CO2 + 3 H2O
CsH12 + O2 = CsO2 + H2O =>
CsH12 + 4 O2 = CsO2 + 6 H2O
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