| Équations équilibrées la veille |
2 HBr + Ba(OH)2 = BaBr2 + 2 H2O
Zn3N2 + H2O = Zn(OH)2 + NH3 =>
Zn3N2 + 6 H2O = 3 Zn(OH)2 + 2 NH3
SiCl4 + H2O = H4O4Si + HCl =>
SiCl4 + 4 H2O = H4O4Si + 4 HCl
Nb4N3F2 = NbN + Nb2F5 + Nb =>
5 Nb4N3F2 = 15 NbN + 2 Nb2F5 + Nb
NaCH3COO + H2O = NaCH4COO + OH =>
NaCH3COO + H2O = NaCH4COO + OH
Fe(s) + S(l) = Fe2S3(S) =>
2 Fe(s) + 4 S(l) = Fe2S3(S)
Cr + Pb(C2H3O2)2 = Cr(C2H3O2)3 + Pb =>
2 Cr + 3 Pb(C2H3O2)2 = 2 Cr(C2H3O2)3 + 3 Pb
CH3CH2COOH + C2H5OH = CH3CH2COOC2H5 + H2O =>
CH3CH2COOH + C2H5OH = CH3CH2COOC2H5 + H2O
CuCl2 + KOH = Cu(OH)2 + KCl =>
CuCl2 + 2 KOH = Cu(OH)2 + 2 KCl
C8H6O3 + NH2OH = C8H5NO2 + H2O =>
C8H6O3 + NH2OH = C8H5NO2 + 2 H2O
O2(g) + C2H6(g) = CO2(g) + H2 =>
2 O2(g) + C2H6(g) = 2 CO2(g) + 3 H2
HF + CO2 = HCO + FO =>
HF + CO2 = HCO + FO
B2O2 + H2O = H2BO2 =>
B2O2 + 2 H2O = 2 H2BO2
Sr(OH)2 + Na2SO4 = SrSO4 + NaOH =>
Sr(OH)2 + Na2SO4 = SrSO4 + 2 NaOH
SO2 + CaCO3 + O2 + H2O = CaSO4*2H2O + CO2 =>
2 SO2 + 2 CaCO3 + O2 + 4 H2O = 2 CaSO4*2H2O + 2 CO2
NO2 + Na2Cr2O7 + HNO3 = NaNO3 + Cr(NO3)3 + H2O =>
6 NO2 + Na2Cr2O7 + 2 HNO3 = 2 NaNO3 + 2 Cr(NO3)3 + H2O
Sr2 + H2O = H2 + Sr(OH)2 =>
Sr2 + 4 H2O = 2 H2 + 2 Sr(OH)2
PH3 + KMnO4 + HCl = KCl + MnCl2 + H3PO4 + H2O =>
5 PH3 + 8 KMnO4 + 24 HCl = 8 KCl + 8 MnCl2 + 5 H3PO4 + 12 H2O
Ca + HNO3 = Ca(NO3)2 + NO2 + H2O =>
Ca + 4 HNO3 = Ca(NO3)2 + 2 NO2 + 2 H2O
Ba(NO3)2 + K2CrO4 + H2O = Ba(HCrO4)2 + HNO3 + KOH =>
Ba(NO3)2 + 2 K2CrO4 + 4 H2O = Ba(HCrO4)2 + 2 HNO3 + 4 KOH
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
CH3OOH(aq) + NaHCO3(s) = CH3COONa(aq) + CO2 + H2O =>
2 CH3OOH(aq) + NaHCO3(s) = CH3COONa(aq) + CO2 + 3 H2O
CsI + BiI3 = Cs3Bi2I9 =>
3 CsI + 2 BiI3 = Cs3Bi2I9
CaO + Mg(NO3)2 = Ca(NO3)2 + MgO =>
CaO + Mg(NO3)2 = Ca(NO3)2 + MgO
HBr + Ba(OH)2 = BaBr2 + H2O =>
2 HBr + Ba(OH)2 = BaBr2 + 2 H2O
MnO + O2 = Mn2O3 =>
4 MnO + O2 = 2 Mn2O3
C18H36O2 + O2 = CO2 + H2O =>
C18H36O2 + 26 O2 = 18 CO2 + 18 H2O
C5H12O7 + O2 = CO2 + H2O =>
2 C5H12O7 + 9 O2 = 10 CO2 + 12 H2O
FeSO4 + (NH4)2SCN = FeSCN + (NH4)2SO4 =>
FeSO4 + (NH4)2SCN = FeSCN + (NH4)2SO4
MgSiO3 + KOH = K2SiO3 + Mg(OH)2 =>
MgSiO3 + 2 KOH = K2SiO3 + Mg(OH)2
NH2OH + H2O = NH3OH + OH =>
NH2OH + H2O = NH3OH + OH
N{+5} + {-} = N{-3} =>
N{+5} + 8e = N{-3}
HBr + Ba(OH)2 = BaBr2 + H2O =>
2 HBr + Ba(OH)2 = BaBr2 + 2 H2O
BeCl2 + H2 = HCl + Be =>
BeCl2 + H2 = 2 HCl + Be
(NH4)2SO3 + HNO3 = NH4NO3 + SO2 + H2O =>
(NH4)2SO3 + 2 HNO3 = 2 NH4NO3 + SO2 + H2O
Cu + NO3{-} + H{+} = Cu{2+} + NO + H2O =>
3 Cu + 2 NO3{-} + 8 H{+} = 3 Cu{2+} + 2 NO + 4 H2O
H2 + MgCO3 = MgO + CH4 + H2O =>
4 H2 + MgCO3 = MgO + CH4 + 2 H2O
K2CrO4 + K2S + H2SO = Cr(OH)3 + S + KOH =>
2 K2CrO4 + 3 K2S + 8 H2SO = 2 Cr(OH)3 + 11 S + 10 KOH
Li2O + NH4NO3 = LiNO3 + (NH4)2O =>
Li2O + 2 NH4NO3 = 2 LiNO3 + (NH4)2O
Mg + H3PO4 = Mg3(PO4)2 + H2 =>
3 Mg + 2 H3PO4 = Mg3(PO4)2 + 3 H2
IO3{-} + H2SO3 + H{+} = I2 + H2SO4 + H2O =>
2 IO3{-} + 5 H2SO3 + 2 H{+} = I2 + 5 H2SO4 + H2O
Li2O + Cl2O7 = LiClO4 =>
Li2O + Cl2O7 = 2 LiClO4
Zn(s) + H2O(g) = ZnO(s) + H2(g) =>
Zn(s) + H2O(g) = ZnO(s) + H2(g)
K2SO3 + KMnO4 + NaOH = K2SO4 + K2MnO4 + Na2MnO4 + H2O =>
K2SO3 + 2 KMnO4 + 2 NaOH = K2SO4 + K2MnO4 + Na2MnO4 + H2O
CH3COOC6H4COOH + NaOH = H2O + NaCH3COOC6H4COO =>
CH3COOC6H4COOH + NaOH = H2O + NaCH3COOC6H4COO
C2H3O2H + NaHCO3 = CO2 + H2O + NaC2H3O2 =>
C2H3O2H + NaHCO3 = CO2 + H2O + NaC2H3O2
H2O + MnO4{-} + C2Cl4 = H{+} + MnO2 + CO2 + Cl{-} =>
4 H2O + 4 MnO4{-} + 3 C2Cl4 = 8 H{+} + 4 MnO2 + 6 CO2 + 12 Cl{-}
Ca(OH)2 + C17H19NO3 = Ca(C17H18NO3)2 + (H2O)2 =>
Ca(OH)2 + 2 C17H19NO3 = Ca(C17H18NO3)2 + (H2O)2
Zn + NaNO3 + NaOH + H2O = NH3 + Na2(Zn(OH)4) =>
4 Zn + NaNO3 + 7 NaOH + 6 H2O = NH3 + 4 Na2(Zn(OH)4)
HCN + CuSO4 = HSO4 + CuCN =>
HCN + CuSO4 = HSO4 + CuCN
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Équations équilibrées sur10/16/24
Équations équilibrées sur11/15/23
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