| Équations équilibrées la veille |
12(NH4)2MoO4 + PO43{-} + 2 HNO3 = (NH4)3PO4*12MoO3 + 11 NH4NO3 + NO3{-} + 21 H2O
BaO + HBr = BaBr2 + HOH =>
BaO + 2 HBr = BaBr2 + HOH
K2CrO4(aq) + Ca(NO3)2(aq) = KNO3(aq) + CaCrO4(s) =>
K2CrO4(aq) + Ca(NO3)2(aq) = 2 KNO3(aq) + CaCrO4(s)
Mg + H(NO3)2 = Mg(NO3)2 + N2O + H2O =>
9 Mg + 10 H(NO3)2 = 9 Mg(NO3)2 + N2O + 5 H2O
K3(PO4) + Ca(Br2) = KBr + Ca3(PO4)2 =>
2 K3(PO4) + 3 Ca(Br2) = 6 KBr + Ca3(PO4)2
NaClO2(aq) + Cl2(g) = ClO2(g) + NaCl =>
2 NaClO2(aq) + Cl2(g) = 2 ClO2(g) + 2 NaCl
Zn(NO3)2 + KSCN = ZnSCN + K(NO3)2 =>
Zn(NO3)2 + KSCN = ZnSCN + K(NO3)2
FeCl3 + NH3*H2O = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH3*H2O = Fe(OH)3 + 3 NH4Cl
C2Na2 + CH3I = C4H6 + NaI =>
C2Na2 + 2 CH3I = C4H6 + 2 NaI
CH3COOH(s) + O2(g) = H2O(l) + CO2(g) =>
CH3COOH(s) + 2 O2(g) = 2 H2O(l) + 2 CO2(g)
F2(g) + NaI(aq) = NaF + I =>
F2(g) + 2 NaI(aq) = 2 NaF + 2 I
FeCl3 + (NH4)(NO3) = Fe(NO3)3 + NH4Cl =>
FeCl3 + 3(NH4)(NO3) = Fe(NO3)3 + 3 NH4Cl
I{-} + OCl{-} + H{+} = I2 + Cl({-}) + H2O =>
2 I{-} + OCl{-} + 2 H{+} = I2 + Cl({-}) + H2O
V(NO3)5 + (NH4)2SO4 = NH4NO3 + V2(SO4)5 =>
2 V(NO3)5 + 5(NH4)2SO4 = 10 NH4NO3 + V2(SO4)5
CuSO4 + NaHCO3 = CO2 + CuCO3 + H2O + Na2SO4 =>
CuSO4 + 2 NaHCO3 = CO2 + CuCO3 + H2O + Na2SO4
NH3 + HClO3 = NH4ClO3 =>
NH3 + HClO3 = NH4ClO3
Li2SO4 + NaOH = Li2(OH)2 + Na2SO4 =>
Li2SO4 + 2 NaOH = Li2(OH)2 + Na2SO4
SrO + HI = SrI2 + H2O =>
SrO + 2 HI = SrI2 + H2O
CuS(aq) + CaCl2(aq) = CaS(s) + CuCl2(aq) =>
CuS(aq) + CaCl2(aq) = CaS(s) + CuCl2(aq)
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
C7H7NO2 + Zn + HCl = C7H7NH3Cl + ZnCl2 + H2O =>
C7H7NO2 + 3 Zn + 7 HCl = C7H7NH3Cl + 3 ZnCl2 + 2 H2O
HgO + H2O = H2 + HgO2 =>
HgO + H2O = H2 + HgO2
H3AsO4 + HI = H2AsO3 + I + H2O =>
H3AsO4 + HI = H2AsO3 + I + H2O
FeCl2 + K3[Fe(Cn)6] = Fe3[Fe(Cn)6]2 + KCl =>
3 FeCl2 + 2 K3[Fe(Cn)6] = Fe3[Fe(Cn)6]2 + 6 KCl
Cu(NO3)3 + Ba(OH)2 = Cu(OH)3 + Ba(NO3)2 =>
2 Cu(NO3)3 + 3 Ba(OH)2 = 2 Cu(OH)3 + 3 Ba(NO3)2
Al(OH)3 + Na2O = NaAlO2 + H2O =>
2 Al(OH)3 + Na2O = 2 NaAlO2 + 3 H2O
CrCl3 + Na2SO3 = Na2Cl3 + CrSO3 =>
CrCl3 + Na2SO3 = Na2Cl3 + CrSO3
Al + Cl(NO3)2 = Al(NO3)3 + Cl =>
2 Al + 3 Cl(NO3)2 = 2 Al(NO3)3 + 3 Cl
CrCl3 + Na2SO3 = Na2Cl3 + CrSO3 =>
CrCl3 + Na2SO3 = Na2Cl3 + CrSO3
Zn(aq) + CuSO4(aq) = ZnSO4(aq) + Cu(aq) =>
Zn(aq) + CuSO4(aq) = ZnSO4(aq) + Cu(aq)
Ca + S = CaS =>
Ca + S = CaS
MgSO4(aq) + Pb(s) = PbSO4(aq) + Mg(s) =>
MgSO4(aq) + Pb(s) = PbSO4(aq) + Mg(s)
AuBr3 = Au{3+} + Br{-} =>
AuBr3 = Au{3+} + 3 Br{-}
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
NaH2PO4 + NaOH = Na2HPO4 + H2O =>
NaH2PO4 + NaOH = Na2HPO4 + H2O
Pb + HNO3 = H2 + PbNO3 =>
2 Pb + 2 HNO3 = H2 + 2 PbNO3
CHHCHCH3 + O2 = CO2 + H2O =>
2 CHHCHCH3 + 9 O2 = 6 CO2 + 6 H2O
PB(NO3)3(s) = PBO(s) + NO2(g) + O2(g) =>
PB(NO3)3(s) = PBO(s) + 3 NO2(g) + O2(g)
K3[IrCl6] + H2O = O2 + HCl + Ir + K =>
2 K3[IrCl6] + 6 H2O = 3 O2 + 12 HCl + 2 Ir + 6 K
C + NH4Cl = NH4C + Cl =>
C + NH4Cl = NH4C + Cl
Li5 + N2 = Li3N5 =>
6 Li5 + 25 N2 = 10 Li3N5
ZnCl2 + Na2(CrO4) = Zn(CrO4) + NaCl =>
ZnCl2 + Na2(CrO4) = Zn(CrO4) + 2 NaCl
Si10H6 + H2O = Si(OH)4 + H2 =>
Si10H6 + 40 H2O = 10 Si(OH)4 + 23 H2
Ba3(PO4)2(aq) + Ca(NO3)2(aq) = Ba(NO3)2(aq) + Ca3(PO4)2(s) =>
Ba3(PO4)2(aq) + 3 Ca(NO3)2(aq) = 3 Ba(NO3)2(aq) + Ca3(PO4)2(s)
KClO3 + KI + H2O = HCl + I2 + KOH =>
KClO3 + 6 KI + 4 H2O = HCl + 3 I2 + 7 KOH
Fe + H{+} = Fe{3+H2{+} =>
Fe + 6 H{+} = Fe{3+3H2{+}
Na2SO3 + HBr = NaBr + H2SO3 =>
Na2SO3 + 2 HBr = 2 NaBr + H2SO3
Zn + Pb(NO2)4 = Zn(NO2)2 + Pb =>
2 Zn + Pb(NO2)4 = 2 Zn(NO2)2 + Pb
Cu2S(s) + HNO3(aq) = Cu(NO3)2(aq) + CuSO4(aq) + NO2(g) + H2O(l) =>
Cu2S(s) + 12 HNO3(aq) = Cu(NO3)2(aq) + CuSO4(aq) + 10 NO2(g) + 6 H2O(l)
NaNO3(aq) + V(s) = Na(s) + V(NO3)3(aq) =>
3 NaNO3(aq) + V(s) = 3 Na(s) + V(NO3)3(aq)
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Équations équilibrées sur11/22/24
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