| Équations équilibrées la veille |
FeCl3 + AlCl3 + 6 NaOH = Fe(OH)3Al(OH)3 + 6 NaCl
Cu + H2 + O2 + CO2 = CuCO3Cu(OH)2 =>
4 Cu + 2 H2 + 3 O2 + 2 CO2 = 2 CuCO3Cu(OH)2
AgBr + H2O + Zn = H2 + AgOH + ZnBr2 =>
2 AgBr + 2 H2O + Zn = H2 + 2 AgOH + ZnBr2
[NH4]2Cr2O7 = NH3 + H2O + Cr2O3 + O2 =>
2[NH4]2Cr2O7 = 4 NH3 + 2 H2O + 2 Cr2O3 + 3 O2
MnCl2 + Na2SiO3 + H2O = Mn(OH)2 + H2SiO3 + NaCl =>
MnCl2 + Na2SiO3 + 2 H2O = Mn(OH)2 + H2SiO3 + 2 NaCl
NaI + Na2SO4 + H2O = I2 + Na2SO3 + NaOH =>
2 NaI + Na2SO4 + H2O = I2 + Na2SO3 + 2 NaOH
Ca + H2SO4 = H2S + CaO =>
4 Ca + H2SO4 = H2S + 4 CaO
CaCl2 + K2CO3 = CaCO3 + KCl =>
CaCl2 + K2CO3 = CaCO3 + 2 KCl
H2(NO3)2 + Zn = Zn(NO3)2 + H2 =>
H2(NO3)2 + Zn = Zn(NO3)2 + H2
Na2SO4 + NaCl = Na3SO4 + Cl =>
Na2SO4 + NaCl = Na3SO4 + Cl
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
CaS + Ag = Ca + Ag2S =>
CaS + 2 Ag = Ca + Ag2S
CH3COONa + CaBr2 = Ca(CH3COO)2 + NaBr =>
2 CH3COONa + CaBr2 = Ca(CH3COO)2 + 2 NaBr
Ca3P2O8 + H2SO4 + H2O = CaH4P2O8 + CaH4SO6 =>
Ca3P2O8 + 2 H2SO4 + 4 H2O = CaH4P2O8 + 2 CaH4SO6
CH3CHC(CH3)CH3 + KMnO4 + H2SO4 = CH3COCH3 + K2SO4 + MnSO4 + H2O =>
3 CH3CHC(CH3)CH3 + 2 KMnO4 + 3 H2SO4 = 5 CH3COCH3 + K2SO4 + 2 MnSO4 + 3 H2O
Cl2O7 + ClO2 = Cl2O5 =>
Cl2O7 + 4 ClO2 = 3 Cl2O5
Na2[SO4] + Pb[NO3]2 = Na[NO3] + Pb[SO4] =>
Na2[SO4] + Pb[NO3]2 = 2 Na[NO3] + Pb[SO4]
H2SO4 + Zn = H2 + ZnSO4 =>
H2SO4 + Zn = H2 + ZnSO4
I2 + HCOOH = HI + CO2 =>
I2 + HCOOH = 2 HI + CO2
H2O + (CN)2 = CN{-} + OCN{-} + H{+} =>
H2O + (CN)2 = CN{-} + OCN{-} + 2 H{+}
K(s) + H2O(l) = KO(aq) + H2(g) =>
K(s) + H2O(l) = KO(aq) + H2(g)
Ag + CI = AgCI =>
Ag + CI = AgCI
Pb(NO3)2 + Na2S + H2O2 = PbSO4 + NaNO3 + H2O =>
Pb(NO3)2 + Na2S + 4 H2O2 = PbSO4 + 2 NaNO3 + 4 H2O
Cd + NH4CN = Cd(CN)2 + NH4 =>
Cd + 2 NH4CN = Cd(CN)2 + 2 NH4
Si(OH)4 + NaBr = SiBr4 + NaOH =>
Si(OH)4 + 4 NaBr = SiBr4 + 4 NaOH
CH3CH2CH2CHOH + O2 = CO2 + H2O =>
4 CH3CH2CH2CHOH + 23 O2 = 16 CO2 + 18 H2O
FeS2 + NaCN + H2O = Fe(CN)2 + H2SO4 + Na2S + H2 =>
FeS2 + 2 NaCN + 4 H2O = Fe(CN)2 + H2SO4 + Na2S + 3 H2
AgNO3(ac) + HCI(ac) = AgCI(s) + HNO3(ac) =>
AgNO3(ac) + HCI(ac) = AgCI(s) + HNO3(ac)
Cl2O7 + ClO2 = Cl2O5 =>
Cl2O7 + 4 ClO2 = 3 Cl2O5
P + [O] + H2O = H3PO4 =>
2 P + 5[O] + 3 H2O = 2 H3PO4
KAl3Si3O10(OH)2 + H = SiO2 + Al + K + H2O =>
KAl3Si3O10(OH)2 + 10 H = 3 SiO2 + 3 Al + K + 6 H2O
FeHPO4 + NaOH = FeOH + NaHPO4 =>
FeHPO4 + NaOH = FeOH + NaHPO4
Pb(ClO4)2 + KCl = PbCl2 + K(ClO3) =>
3 Pb(ClO4)2 + 8 KCl = 3 PbCl2 + 8 K(ClO3)
CaS + Ag = Ca + Ag2S =>
CaS + 2 Ag = Ca + Ag2S
H2 + FeO2 = Fe + H2O =>
2 H2 + FeO2 = Fe + 2 H2O
BaClO32 = Cl + O2 + Ba =>
BaClO32 = Cl + 16 O2 + Ba
NH4F + Mg(OH)2 = MgF2 + NH3 + H2O =>
2 NH4F + Mg(OH)2 = MgF2 + 2 NH3 + 2 H2O
Pb(NO3)2 + K2ClO4 = PbClO4 + KNO3 =>
Pb(NO3)2 + K2ClO4 = PbClO4 + 2 KNO3
C6H19N3Si + O2 = CO2 + H2O + SiO2 + N2 =>
4 C6H19N3Si + 47 O2 = 24 CO2 + 38 H2O + 4 SiO2 + 6 N2
N2 = N =>
N2 = 2 N
K2S + KNO2 + H2SO4 = NO + K2SO4 + H2O =>
K2S + 8 KNO2 + 4 H2SO4 = 8 NO + 5 K2SO4 + 4 H2O
Pb(ClO4)2 + KCl = PbCl2 + K(ClO3) =>
3 Pb(ClO4)2 + 8 KCl = 3 PbCl2 + 8 K(ClO3)
Pb(ClO4)2 + AlCl3 = Al(ClO4)3 + PbCl2 =>
3 Pb(ClO4)2 + 2 AlCl3 = 2 Al(ClO4)3 + 3 PbCl2
CuO + CO = Cu + CO2 =>
CuO + CO = Cu + CO2
I2 + HCOOH = HI + CO2 =>
I2 + HCOOH = 2 HI + CO2
XeO2 = Xe + XeO3 =>
3 XeO2 = Xe + 2 XeO3
Li2Se + CrF2 = Li2F2 + CrSe =>
Li2Se + CrF2 = Li2F2 + CrSe
NaCN + CuCO3 = Na2CO3 + Cu(CN)2 =>
2 NaCN + CuCO3 = Na2CO3 + Cu(CN)2
Au{3+} + I{-} = Au + I2 =>
2 Au{3+} + 6 I{-} = 2 Au + 3 I2
Na3(Cr(OH)6) + HCl = Cr(OH)3 + NaCl + H2O =>
Na3(Cr(OH)6) + 3 HCl = Cr(OH)3 + 3 NaCl + 3 H2O
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