| Équations équilibrées la veille |
2 Cr + 6 H2O = 2 Cr(OH)3 + 3 H2
Mg(OH)2 + H2S = H2O + MgS =>
Mg(OH)2 + H2S = 2 H2O + MgS
CrO4{2-} + Zn + H{+} = Cr{2+} + Zn{2+} + H2O =>
CrO4{2-} + 2 Zn + 8 H{+} = Cr{2+} + 2 Zn{2+} + 4 H2O
BaClO4 = BaCl + O =>
BaClO4 = BaCl + 4 O
Cr(OH)2Cl + H2SO4 = Cr2(SO4)3 + HCl + H2O =>
2 Cr(OH)2Cl + 3 H2SO4 = Cr2(SO4)3 + 2 HCl + 4 H2O
Mg(OH)2 + H2S = H2O + MgS =>
Mg(OH)2 + H2S = 2 H2O + MgS
Ca(OH)2 + Ag3PO4 = Ca3(PO4)2 + AgOH =>
3 Ca(OH)2 + 2 Ag3PO4 = Ca3(PO4)2 + 6 AgOH
Fe + NiS = Ni + Fe2S3 =>
2 Fe + 3 NiS = 3 Ni + Fe2S3
PbCO3 + H2SO4 = H2CO3 + PbSO4 =>
PbCO3 + H2SO4 = H2CO3 + PbSO4
Pb(NO3)2(aq) + FeI2(aq) = PbI2(s) + Fe(NO3)2(aq) =>
Pb(NO3)2(aq) + FeI2(aq) = PbI2(s) + Fe(NO3)2(aq)
CrCl3 + KNO3 + KOH = K2CrO4 + KNO2 + KCl + H2O =>
2 CrCl3 + 3 KNO3 + 10 KOH = 2 K2CrO4 + 3 KNO2 + 6 KCl + 5 H2O
HCe + MnO2 = Ce2 + MnCe2 + H2O =>
4 HCe + MnO2 = Ce2 + MnCe2 + 2 H2O
MgSO4 + NH4OH = Mg(OH)2 + (NH4)2SO4 =>
MgSO4 + 2 NH4OH = Mg(OH)2 + (NH4)2SO4
NH4I(aq) + Cl2(g) = NH4Cl(aq) + I2(g) =>
2 NH4I(aq) + Cl2(g) = 2 NH4Cl(aq) + I2(g)
Sr(NO3)2 + KI = KNO3 + SrI2 =>
Sr(NO3)2 + 2 KI = 2 KNO3 + SrI2
Fe1O1 + Pd1F2 = Fe1F2 + Pd1O1 =>
Fe1O1 + Pd1F2 = Fe1F2 + Pd1O1
C10H22(decano) + O2 = CO2 + H2O =>
2 C10H22(decano) + 31 O2 = 20 CO2 + 22 H2O
CaCl2 + (NH4)2CO3 = CaCO3 + NH4{+} + Cl{-} =>
CaCl2 + (NH4)2CO3 = CaCO3 + 2 NH4{+} + 2 Cl{-}
AgO = Ag + O2 =>
2 AgO = 2 Ag + O2
NaCl + (NH4)2SO4 = Na2SO4 + NH3 + HCl =>
2 NaCl + (NH4)2SO4 = Na2SO4 + 2 NH3 + 2 HCl
Ca + AgNO3 = NO3 + CaAg =>
Ca + AgNO3 = NO3 + CaAg
AgNO3 + K2CO3 = Ag2CO3 + KNO3 =>
2 AgNO3 + K2CO3 = Ag2CO3 + 2 KNO3
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
C7H9 + HNO3 = C7H6(NO2)3 + H2O =>
C7H9 + 3 HNO3 = C7H6(NO2)3 + 3 H2O
SnCl2 + KMnO4 + HCl = H2SnCl6 + H2O + MnCl2 + KCl =>
5 SnCl2 + 2 KMnO4 + 26 HCl = 5 H2SnCl6 + 8 H2O + 2 MnCl2 + 2 KCl
HClO3 + Sc(OH)3 = Sc(ClO3)3 + H2O =>
3 HClO3 + Sc(OH)3 = Sc(ClO3)3 + 3 H2O
Fe + NiS = Ni + Fe2S3 =>
2 Fe + 3 NiS = 3 Ni + Fe2S3
MgO + H2O = Mg + (OH)2 =>
MgO + H2O = Mg + (OH)2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
H3CCOCH3 + CaCO3 = Ca(CH3COO)2 =>
H3CCOCH3 + CaCO3 = Ca(CH3COO)2
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
BiOI + NaOH + H2O = Bi(OH)3 + NaI =>
BiOI + NaOH + H2O = Bi(OH)3 + NaI
C16H12O6(s) + O2(g) = CO2(g) + H2O(g) =>
C16H12O6(s) + 16 O2(g) = 16 CO2(g) + 6 H2O(g)
Fe(OH)3 + H2SO3 = Fe2(SO3)3 + H2O =>
2 Fe(OH)3 + 3 H2SO3 = Fe2(SO3)3 + 6 H2O
Al(s) + H2SO4(l) = Al2(SO4)3(aq) + H2(g) =>
2 Al(s) + 3 H2SO4(l) = Al2(SO4)3(aq) + 3 H2(g)
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Mg3P2 + Li2Se = MgSe + Li3P =>
Mg3P2 + 3 Li2Se = 3 MgSe + 2 Li3P
NaOH + SIO2 = Na2SIO4 + H2 =>
2 NaOH + SIO2 = Na2SIO4 + H2
Al + NH4NO3 = N2 + H2O + Al2O3 =>
2 Al + 3 NH4NO3 = 3 N2 + 6 H2O + Al2O3
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
Al2(CO3)3(aq) + CuCl2(aq) = AlCl3(aq) + CuCO3(s) =>
Al2(CO3)3(aq) + 3 CuCl2(aq) = 2 AlCl3(aq) + 3 CuCO3(s)
N2S4 = N2 + S =>
N2S4 = N2 + 4 S
C45H86O6 + CH3OH = C14H28O2 + C3H8O3 =>
4 C45H86O6 + 11 CH3OH = 13 C14H28O2 + 3 C3H8O3
Au + KCN + O2 + H2O = K3Au(CN)6 + KOH =>
4 Au + 24 KCN + 3 O2 + 6 H2O = 4 K3Au(CN)6 + 12 KOH
HO4PCa + HCl = CaCl2 + HO4P(H)2 =>
HO4PCa + 2 HCl = CaCl2 + HO4P(H)2
FeS + O2 = FeO + S02 =>
2 FeS + O2 = 2 FeO + S02
SO2(g) + O2(g) + H2O(l) = H2SO4(g) =>
2 SO2(g) + O2(g) + 2 H2O(l) = 2 H2SO4(g)
K(SbO)C4H4O6 + I2 + NaHCO3 = NaSbO3 + NaI + KNaC4H4O6 + CO2 + H2O =>
K(SbO)C4H4O6 + I2 + 4 NaHCO3 = NaSbO3 + 2 NaI + KNaC4H4O6 + 4 CO2 + 2 H2O
FeSO4 + NaClO + H2O = Fe(OH)3 + NaCl + Fe2(SO4)3 =>
6 FeSO4 + 3 NaClO + 3 H2O = 2 Fe(OH)3 + 3 NaCl + 2 Fe2(SO4)3
AgNO3 + NaI = AgI + NaNO3 =>
AgNO3 + NaI = AgI + NaNO3
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Équations équilibrées sur10/20/24
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