| Équations équilibrées la veille | Équations équilibrées le lendemain |
SeO3 + 6 HCl = 3 Cl2 + 3 H2O + Se
[Au(NH3)4]SO4H2O + KCN = K3NH4[Au2(CN)6] + NH4CNO + NH3 + K2SO4 + H2O =>
2[Au(NH3)4]SO4H2O + 7 KCN = K3NH4[Au2(CN)6] + NH4CNO + 6 NH3 + 2 K2SO4 + H2O
H2CO + H2 = H3COH =>
H2CO + H2 = H3COH
{-}4x = {-}8x =>
{-}4x = {-}8x
C2H2O4*2H2O + NaOH = Na2C2O4 + H2O =>
C2H2O4*2H2O + 2 NaOH = Na2C2O4 + 4 H2O
SO3 + NaHO = Na2SO4 + H2O =>
SO3 + 2 NaHO = Na2SO4 + H2O
BaSO4 + HCl = BaCl2 + H2SO4 =>
BaSO4 + 2 HCl = BaCl2 + H2SO4
KMnO4 + H2S = KHS + S + MnO2 + H2O =>
2 KMnO4 + 5 H2S = 2 KHS + 3 S + 2 MnO2 + 4 H2O
BaCO3 + H3O{+} = Ba{2+} + CO2 + H2O =>
BaCO3 + 2 H3O{+} = Ba{2+} + CO2 + 3 H2O
Na2SO3 + HCl = NaCl + H2O + SO2 =>
Na2SO3 + 2 HCl = 2 NaCl + H2O + SO2
Fe{+3} + [Fe(Cn)6]{-3} = Fe[Fe(Cn)6] =>
Fe{+3} + [Fe(Cn)6]{-3} = Fe[Fe(Cn)6]
Na2SO4 + H2O = Na2O + H2SO4 =>
Na2SO4 + H2O = Na2O + H2SO4
NaCl + BaF2 = BaCl2 + NaF =>
2 NaCl + BaF2 = BaCl2 + 2 NaF
CaC + HCl = CaCl + C + H =>
CaC + HCl = CaCl + C + H
CH3CH2COOH + H2 = CH3CH2CHO + H2O =>
CH3CH2COOH + H2 = CH3CH2CHO + H2O
Fe(OH)2 + H2O + O2 = Fe(OH)3 =>
4 Fe(OH)2 + 2 H2O + O2 = 4 Fe(OH)3
HCl + Zn0 = ZnCl2 + H =>
2 HCl + Zn0 = ZnCl2 + 2 H
FeCl2 + Ba(OH)2 = Fe(OH)2 + BaCl2 =>
FeCl2 + Ba(OH)2 = Fe(OH)2 + BaCl2
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
C2H6O + Na2Cr2O7 + H2SO4 = C2H4O + Cr2(SO4)3 + Na2SO4 + H2O =>
3 C2H6O + Na2Cr2O7 + 4 H2SO4 = 3 C2H4O + Cr2(SO4)3 + Na2SO4 + 7 H2O
Pb(No3)2 + K2CrO4 = PbCrO4 + KNo3 =>
Pb(No3)2 + K2CrO4 = PbCrO4 + 2 KNo3
Al2(SO4)3 + K2S + H2O = K2SO4 + Al(OH)3 + KHS =>
Al2(SO4)3 + 6 K2S + 6 H2O = 3 K2SO4 + 2 Al(OH)3 + 6 KHS
CH3COOH + Na2CO3 = CH3COONa + H2O + CO2 =>
2 CH3COOH + Na2CO3 = 2 CH3COONa + H2O + CO2
H2SO4 + NaHSO3 = NaHSO4 + SO2 + H2O =>
H2SO4 + NaHSO3 = NaHSO4 + SO2 + H2O
FeS(s) + HCl(aq) = FeCl2(aq) + H2S(g) =>
FeS(s) + 2 HCl(aq) = FeCl2(aq) + H2S(g)
Na + AgNO3 = NaNO3 + Ag =>
Na + AgNO3 = NaNO3 + Ag
HCl + Li2SO3 = LiCl + SO2 + H2O =>
2 HCl + Li2SO3 = 2 LiCl + SO2 + H2O
Al(OH)3 + SiO2 = Al2SiO5 + H2O =>
2 Al(OH)3 + SiO2 = Al2SiO5 + 3 H2O
KMnO4 + Na2SO3 = K2SO3 + NaMnO4 =>
2 KMnO4 + Na2SO3 = K2SO3 + 2 NaMnO4
Pb(NO3)2 + CrBr3 = PbBr3 + Cr(NO3)2 =>
Pb(NO3)2 + CrBr3 = PbBr3 + Cr(NO3)2
MnO2 + Al = Al2O3 + Mn =>
3 MnO2 + 4 Al = 2 Al2O3 + 3 Mn
FeCl2 + RbOH = Fe(OH)2 + RbCl =>
FeCl2 + 2 RbOH = Fe(OH)2 + 2 RbCl
Pb{2+} + Mg = Mg{2+} + Pb =>
Pb{2+} + Mg = Mg{2+} + Pb
HBr + NaOH = NaBr + HOH =>
HBr + NaOH = NaBr + HOH
Zn(OH)2 + KI = ZnI2 + KOH =>
Zn(OH)2 + 2 KI = ZnI2 + 2 KOH
Fe2 + C12H8N2 = Fe(C12H8N2) =>
Fe2 + 2 C12H8N2 = 2 Fe(C12H8N2)
CsOH + H2O = CsO + H3O =>
CsOH + H2O = CsO + H3O
Na2SO4 + H2O = NaHSO4 + NaOH =>
Na2SO4 + H2O = NaHSO4 + NaOH
Cu(NH3)4(OH)2 + Zn = Zn(OH)2 + Cu(NH3)4 =>
Cu(NH3)4(OH)2 + Zn = Zn(OH)2 + Cu(NH3)4
[Cu(OH2)4]{2+} + NH3 = [Cu(NH3)4]{2+} + H2O =>
[Cu(OH2)4]{2+} + 4 NH3 = [Cu(NH3)4]{2+} + 4 H2O
H2SO4 + Al(NO3)2 = Al(SO4)2 + H2NO3 =>
2 H2SO4 + Al(NO3)2 = Al(SO4)2 + 2 H2NO3
CO3 + H2O = HCO3 + OH =>
CO3 + H2O = HCO3 + OH
HCl + Zn0 = ZnCl2 + H =>
2 HCl + Zn0 = ZnCl2 + 2 H
FePO4 + MgSO4 = Fe2(SO4)3 + Mg3(PO4)2 =>
2 FePO4 + 3 MgSO4 = Fe2(SO4)3 + Mg3(PO4)2
C(s) + H2(g) + O2(g) = CH3OH(g) =>
2 C(s) + 4 H2(g) + O2(g) = 2 CH3OH(g)
SO3 + H2(CrO4) = Cr2(SO4) + H2O + O =>
SO3 + 2 H2(CrO4) = Cr2(SO4) + 2 H2O + 5 O
MgO + H2O = Mg(OH0)2 =>
MgO + H2O = Mg(OH0)2
NaCH3COO + Ba(OH)2 = NaOH + Ba(CH3COO)2 =>
2 NaCH3COO + Ba(OH)2 = 2 NaOH + Ba(CH3COO)2
NaOH + HNO3 = NaNO3 + H2O = =>
NaOH + HNO3 = NaNO3 + H2O
GaI3 = Ga + I2 =>
2 GaI3 = 2 Ga + 3 I2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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