| Équations équilibrées la veille |
CH2O + 2 HNO3 = 2 NO2 + HCOOH + H2O
VO2 + H2 = V + H2O =>
VO2 + 2 H2 = V + 2 H2O
Fe + KCl = KFe + Cl =>
Fe + KCl = KFe + Cl
NH2 + H2O = NH3 + O2 =>
4 NH2 + 2 H2O = 4 NH3 + O2
CH3CH2OH(l) + O2(g) = H2O(g) + CO2(g) =>
CH3CH2OH(l) + 3 O2(g) = 3 H2O(g) + 2 CO2(g)
PbO2 + H2SO4 = PbSO4 + H2O2 =>
PbO2 + H2SO4 = PbSO4 + H2O2
N2O5 + Al(OH)3 = Al(OH)2NO3 + H2O =>
N2O5 + 2 Al(OH)3 = 2 Al(OH)2NO3 + H2O
C12H22O11(g) + O2(g) = CO2(g) + H2O(l) =>
C12H22O11(g) + 12 O2(g) = 12 CO2(g) + 11 H2O(l)
C8H10 + O2 = CO2 + H2O =>
2 C8H10 + 21 O2 = 16 CO2 + 10 H2O
NaHCO3 + KCl = NaCl + KHCO3 =>
NaHCO3 + KCl = NaCl + KHCO3
NH2OH + H2O = NO2 + H =>
NH2OH + H2O = NO2 + 5 H
Na[Cr(OH)4] + H2O2 + NaOH = Na3CrO8 + H2O =>
Na[Cr(OH)4] + 5 H2O2 + 2 NaOH = Na3CrO8 + 8 H2O
KMnO4 + Na2SO4 + H2SO4 = MnSO4 + K2SO4 + NaSO4 + H2O =>
2 KMnO4 + 5 Na2SO4 + 8 H2SO4 = 2 MnSO4 + K2SO4 + 10 NaSO4 + 8 H2O
K2Cr2O7 + H2O = KOH + CrO3 =>
K2Cr2O7 + H2O = 2 KOH + 2 CrO3
CH3CH2NH2 + HCl = CH3CH2NH3{+} + Cl{-} =>
CH3CH2NH2 + HCl = CH3CH2NH3{+} + Cl{-}
HNO3 + AgOH = HOH + AgNO3 =>
HNO3 + AgOH = HOH + AgNO3
Mg + NO2 = Mg3N2 + O2 =>
3 Mg + 2 NO2 = Mg3N2 + 2 O2
Ba(HCO3)2 + Ca(OH)2 = BaCO3 + CaCO3 + H2O =>
Ba(HCO3)2 + Ca(OH)2 = BaCO3 + CaCO3 + 2 H2O
Cr(iii) + HCl = CrCl3 + H =>
Cr(iii) + 3 HCl = CrCl3 + 3 H
C4H6 + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 C4H6 + 22 KMnO4 + 33 H2SO4 = 20 CO2 + 22 MnSO4 + 11 K2SO4 + 48 H2O
NaH2PO4 + Ba(OH)2 = Ba3(PO4)2 + NaOH + H2O =>
2 NaH2PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 2 NaOH + 4 H2O
Fe + NHO3 = Fe(NO3)3 + NH4NO3 + H2O =>
8 Fe + 30 NHO3 = 8 Fe(NO3)3 + 3 NH4NO3 + 9 H2O
C2O2H4 + NaOH = NaC2O2H3 + H2O =>
C2O2H4 + NaOH = NaC2O2H3 + H2O
(NH4)3PO4 + Fe(NO3)3 = NH4(NO3) + FePO4 =>
(NH4)3PO4 + Fe(NO3)3 = 3 NH4(NO3) + FePO4
Fe2S3(s) + HCl(g) = FeCl3(s) + H2S(g) =>
Fe2S3(s) + 6 HCl(g) = 2 FeCl3(s) + 3 H2S(g)
HgNO3 + HCl = Hg2Cl2 + HNO3 =>
2 HgNO3 + 2 HCl = Hg2Cl2 + 2 HNO3
CaO + H2SO3 = CaSO3 + H2O =>
CaO + H2SO3 = CaSO3 + H2O
Zn(NO3)2(aq) + HCl(aq) = ZnCl2 + HNO3 =>
Zn(NO3)2(aq) + 2 HCl(aq) = ZnCl2 + 2 HNO3
MgSO4*H2O = MgO + SO3 + H2O =>
MgSO4*H2O = MgO + SO3 + H2O
MnO2 + Sn(OH)4 = MnOH + Sn(O2)4 =>
4 MnO2 + Sn(OH)4 = 4 MnOH + Sn(O2)4
C6H14 + O2 = CO + H2O =>
2 C6H14 + 13 O2 = 12 CO + 14 H2O
C18H36O2 + O2 = CO2 + H2O =>
C18H36O2 + 26 O2 = 18 CO2 + 18 H2O
PbO2 + Cl{-} + H2O = PbCl2 + O2 + OH{-} =>
2 PbO2 + 4 Cl{-} + 2 H2O = 2 PbCl2 + O2 + 4 OH{-}
CH4 + H2S = CS2 + H2 =>
CH4 + 2 H2S = CS2 + 4 H2
Ag + Cd{2+} = Ag{+} + Cd =>
2 Ag + Cd{2+} = 2 Ag{+} + Cd
H2 + O2 = H2O2 =>
H2 + O2 = H2O2
CH3COOH + Ag = CH3COOAg + H =>
CH3COOH + Ag = CH3COOAg + H
HCIZn = HZnCI =>
HCIZn = HZnCI
Sr(s) + O2(g) = SrO =>
2 Sr(s) + O2(g) = 2 SrO
C6H5NO3 + NaOH = C6H6O2 + NaNO2 =>
C6H5NO3 + NaOH = C6H6O2 + NaNO2
AgNO3(aq) + BaCl2 = AgCl(s) + Ba(NO3)2 =>
2 AgNO3(aq) + BaCl2 = 2 AgCl(s) + Ba(NO3)2
Ag{+} + Br{-} = AgBr =>
Ag{+} + Br{-} = AgBr
K2Cr2O7 + NaOH + H2SO4 = K2SO4 + Na2CrO4 + H2O =>
K2Cr2O7 + 4 NaOH + H2SO4 = K2SO4 + 2 Na2CrO4 + 3 H2O
Fe + C2 = FeC3 =>
2 Fe + 3 C2 = 2 FeC3
KI + NaOH = KOH + NaI =>
KI + NaOH = KOH + NaI
Na2S2O3 + Cl2 + H2O = NaHSO4 + HCl =>
Na2S2O3 + 4 Cl2 + 5 H2O = 2 NaHSO4 + 8 HCl
CaCO3 + C3H6O3 = Ca(C3H5O3)2 + CO2 + H2O =>
CaCO3 + 2 C3H6O3 = Ca(C3H5O3)2 + CO2 + H2O
KNO3 + (NH4)2CO3 = K2CO3 + (NH4)(NO3) =>
2 KNO3 + (NH4)2CO3 = K2CO3 + 2(NH4)(NO3)
PO2 + H2O = HPO3 + PO =>
3 PO2 + H2O = 2 HPO3 + PO
C2 + H2 + O2 = C2H5OH =>
2 C2 + 6 H2 + O2 = 2 C2H5OH
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Équations équilibrées sur10/26/24
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