| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 OH + NH3 = N + 3 H2O
N2O5(g) + H2O(l) = HNO3 =>
N2O5(g) + H2O(l) = 2 HNO3
NH3OH + HCl = NH3Cl + H2O =>
NH3OH + HCl = NH3Cl + H2O
C6H12O6 = C3H3O3 + H = CO2 + C2H6O =>
C6H12O6 = 2 C3H3O3 + 6 H
AlBr3 + KOH = KBr + Al(OH)3 =>
AlBr3 + 3 KOH = 3 KBr + Al(OH)3
C6H3O(NO2)3 = O2 + N2 + H2 + C =>
2 C6H3O(NO2)3 = 7 O2 + 3 N2 + 3 H2 + 12 C
CH3CH2CH2CH3 + Cl2 = CH3CH2CH2CH2Cl + HCl =>
CH3CH2CH2CH3 + Cl2 = CH3CH2CH2CH2Cl + HCl
CH4N2O + C2H5OH + C6H12O6 + HCl = C19H18ClN3O4 + H2O =>
18 CH4N2O + 18 C2H5OH + 29 C6H12O6 + 12 HCl = 12 C19H18ClN3O4 + 162 H2O
Al + H2(SO4) = Al2(SO4)3 + H2 =>
2 Al + 3 H2(SO4) = Al2(SO4)3 + 3 H2
Pb(ClO3)4 + CaCrO4 = Pb(CrO4)2 + Ca(ClO3)2 =>
Pb(ClO3)4 + 2 CaCrO4 = Pb(CrO4)2 + 2 Ca(ClO3)2
H2S + H3PO4 = H2SO4 + P + H2O =>
5 H2S + 8 H3PO4 = 5 H2SO4 + 8 P + 12 H2O
Pb2(SO4)3 + Ba(OH)2 = Pb(OH)3 + BaSO4 =>
Pb2(SO4)3 + 3 Ba(OH)2 = 2 Pb(OH)3 + 3 BaSO4
Fe2O3(s) + H2(g) = Fe(s) + H2O(l) =>
Fe2O3(s) + 3 H2(g) = 2 Fe(s) + 3 H2O(l)
Fe(CrO2)2 + K2CO3 + O2 = Fe2O3 + K2CrO4 + CO2 =>
4 Fe(CrO2)2 + 8 K2CO3 + 7 O2 = 2 Fe2O3 + 8 K2CrO4 + 8 CO2
Cr(NO3)3 + NH3 = Cr(NH3)6(NO3)3 =>
Cr(NO3)3 + 6 NH3 = Cr(NH3)6(NO3)3
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
CaO + Cr2O3 + O2 = CaCrO4 =>
4 CaO + 2 Cr2O3 + 3 O2 = 4 CaCrO4
MgI2 + HOH = Mg(OH)2 + HI =>
MgI2 + 2 HOH = Mg(OH)2 + 2 HI
CuO + TeO2 + O2 = Cu3TeO6 =>
6 CuO + 2 TeO2 + O2 = 2 Cu3TeO6
BiCl3 + H2O = Bi(OH)2Cl + HCl =>
BiCl3 + 2 H2O = Bi(OH)2Cl + 2 HCl
(CH3COO)2Ca + HCl = CH3COOH + CaCl2 =>
(CH3COO)2Ca + 2 HCl = 2 CH3COOH + CaCl2
MgNO3NO3 = Mg(NO3)2 =>
MgNO3NO3 = Mg(NO3)2
F2(g) + NaOH(Ac) = OF2(g) + NaF(Ac) + H2O =>
2 F2(g) + 2 NaOH(Ac) = OF2(g) + 2 NaF(Ac) + H2O
Lr103 + Pu94 = LrPu197 =>
94 Lr103 + 20291 Pu94 = 9682 LrPu197
CrO3 + Na2S2O3 + H2SO4 = Na2SO4 + Cr2(SO4)3 + H2O =>
8 CrO3 + 3 Na2S2O3 + 9 H2SO4 = 3 Na2SO4 + 4 Cr2(SO4)3 + 9 H2O
NaOH + NaCrO2 + Cl2 = Na2CrO4 + NaCl + H2O =>
8 NaOH + 2 NaCrO2 + 3 Cl2 = 2 Na2CrO4 + 6 NaCl + 4 H2O
K2CrO4 + Na2SO4 = K2SO4 + Na2CrO4 =>
K2CrO4 + Na2SO4 = K2SO4 + Na2CrO4
*C4H8 + O2 = CO2 + H2O =>
*C4H8 + 6 O2 = 4 CO2 + 4 H2O
Cu{2+} + CH3CH2CHO + OH{-} = CH3CH2COO{-} + Cu2O + H2O =>
2 Cu{2+} + CH3CH2CHO + 5 OH{-} = CH3CH2COO{-} + Cu2O + 3 H2O
MnO2 + H2 = Mn + H2O =>
MnO2 + 2 H2 = Mn + 2 H2O
Ag + Cu2{+} = Ag2{+} + Cu =>
2 Ag + Cu2{+} = Ag2{+} + 2 Cu
Fe + CuO2 = FeO + Cu =>
2 Fe + CuO2 = 2 FeO + Cu
K2FeO4 + KI + H2SO4 = I2 + FeSO4 + K2SO4 + H2O =>
K2FeO4 + 4 KI + 4 H2SO4 = 2 I2 + FeSO4 + 3 K2SO4 + 4 H2O
NH4OH + H2S = H2O + (NH4)2S =>
2 NH4OH + H2S = 2 H2O + (NH4)2S
CH3CH2CH2NH2 + H2O = H3O + CH3CH2CH2NH =>
CH3CH2CH2NH2 + H2O = H3O + CH3CH2CH2NH
Cu(OH)2 + C3H6O = HCOOH + H2O + Cu2O =>
10 Cu(OH)2 + C3H6O = 3 HCOOH + 10 H2O + 5 Cu2O
CrCl3 + H2O + (NH4)2S2O8 = H2SO4 + NH4Cl + HCl + (NH4)2Cr2O7 =>
2 CrCl3 + 7 H2O + 3(NH4)2S2O8 = 6 H2SO4 + 4 NH4Cl + 2 HCl + (NH4)2Cr2O7
FeS + O2 = Fe2O3 + SO3 =>
4 FeS + 9 O2 = 2 Fe2O3 + 4 SO3
CuO + TeO2 + O2 = Cu3TeO6 =>
6 CuO + 2 TeO2 + O2 = 2 Cu3TeO6
K2MnO4 + HCl = MnCl2 + KCl2 + Cl2 + H2O =>
K2MnO4 + 8 HCl = MnCl2 + 2 KCl2 + Cl2 + 4 H2O
C2H5NH2 + HNO3 = C2H5NH3 + NO3 =>
C2H5NH2 + HNO3 = C2H5NH3 + NO3
Cr + HNO3 = Cr(NO3)3 + NO2 + H2O =>
Cr + 6 HNO3 = Cr(NO3)3 + 3 NO2 + 3 H2O
BaSO4 + HI = BaS + I + H2O =>
BaSO4 + 8 HI = BaS + 8 I + 4 H2O
FeCl2 + KOH = Fe(OH)2 + KCl =>
FeCl2 + 2 KOH = Fe(OH)2 + 2 KCl
MgO + HNO3 = Mg(NO3)2 + H2O =>
MgO + 2 HNO3 = Mg(NO3)2 + H2O
Pb(NO3)2 + ZnCl2 = PbCl2 + Zn(NO3)2 =>
Pb(NO3)2 + ZnCl2 = PbCl2 + Zn(NO3)2
Ca(OH)2 + K2SO4 = K2(OH)2 + CaSO4 =>
Ca(OH)2 + K2SO4 = K2(OH)2 + CaSO4
S{2-} + H2O = SH{-} + OH{-} =>
S{2-} + H2O = SH{-} + OH{-}
Mg(HO)2 + HNO3 = H2O + Mg(NO3)2 =>
Mg(HO)2 + 2 HNO3 = 2 H2O + Mg(NO3)2
Co(OH)2 + NaOH = Co(OH)3 + Na =>
Co(OH)2 + NaOH = Co(OH)3 + Na
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Équations équilibrées sur12/24/24
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