| Équations équilibrées la veille | Équations équilibrées le lendemain |
CuO + 2 HNO3 = Cu(NO3)2 + H2O
Cu2O + HNO3 = Cu(NO3) + H2O =>
Cu2O + 2 HNO3 = 2 Cu(NO3) + H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
CuSO4 + KI = CuI + K2SO4 + I2 =>
2 CuSO4 + 4 KI = 2 CuI + 2 K2SO4 + I2
KOH(aq) + AlCl3(aq) = KCl(aq) + Al(OH)3(aq) =>
3 KOH(aq) + AlCl3(aq) = 3 KCl(aq) + Al(OH)3(aq)
Fe3O4 + HCl = FeCl2 + FeCl3 + H2O =>
Fe3O4 + 8 HCl = FeCl2 + 2 FeCl3 + 4 H2O
AuCl3 + KI = AuI + K2Cl + I2 =>
2 AuCl3 + 12 KI = 2 AuI + 6 K2Cl + 5 I2
Zn(OH)2 + H3PO4 = Zn3(PO4)2 + H2O =>
3 Zn(OH)2 + 2 H3PO4 = Zn3(PO4)2 + 6 H2O
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
AuCl3 + KI = AuI + KCl + I2 =>
AuCl3 + 3 KI = AuI + 3 KCl + I2
C6H14(l) + O2(g) = CO2(g) + H2O(l) =>
2 C6H14(l) + 19 O2(g) = 12 CO2(g) + 14 H2O(l)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C3H8(g) + O2(g) = CO2(g) + H2O(l) =>
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4 H2O(l)
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
FeCl2 + HCl + K2Cr2O7 = FeCl3 + CrCl3 + KCl + H2O =>
6 FeCl2 + 14 HCl + K2Cr2O7 = 6 FeCl3 + 2 CrCl3 + 2 KCl + 7 H2O
Ti2(SO4)3 + Fe2(SO4)3 = Ti(SO4)2 + FeSO4 =>
Ti2(SO4)3 + Fe2(SO4)3 = 2 Ti(SO4)2 + 2 FeSO4
FeCl2 + HCl + K2Cr2O7 = FeCl3 + CrCl3 + KCl + H2O =>
6 FeCl2 + 14 HCl + K2Cr2O7 = 6 FeCl3 + 2 CrCl3 + 2 KCl + 7 H2O
NaClO + H2S = NaCl + H2SO4 =>
4 NaClO + H2S = 4 NaCl + H2SO4
CaCO3 + HCl = CaCl2 + H2O + CO2 =>
CaCO3 + 2 HCl = CaCl2 + H2O + CO2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
H2(g) + Cl2(g) = HCl(g) =>
H2(g) + Cl2(g) = 2 HCl(g)
Ag2S + HNO3 = AgNO3 + NO + H2O + S =>
3 Ag2S + 8 HNO3 = 6 AgNO3 + 2 NO + 4 H2O + 3 S
H2(g) + O2(g) = H2O(l) =>
2 H2(g) + O2(g) = 2 H2O(l)
NaOH(aq) + H2SO4(aq) = Na2SO4 + H2O =>
2 NaOH(aq) + H2SO4(aq) = Na2SO4 + 2 H2O
Ca(NO3)2 + Na3PO4 = NaNO3 + Ca3(PO4)2 =>
3 Ca(NO3)2 + 2 Na3PO4 = 6 NaNO3 + Ca3(PO4)2
CH3COOH + C2H5OH = CH3COOCH2CH3 + H2O =>
CH3COOH + C2H5OH = CH3COOCH2CH3 + H2O
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
CuO + NH3 = Cu + H2O + N2 =>
3 CuO + 2 NH3 = 3 Cu + 3 H2O + N2
FeCl2 + HCl + K2Cr2O7 = FeCl3 + CrCl3 + KCl + H2O =>
6 FeCl2 + 14 HCl + K2Cr2O7 = 6 FeCl3 + 2 CrCl3 + 2 KCl + 7 H2O
MnO2 + FeSO4 + H2SO4 = MnSO4 + Fe2(SO4)3 + H2O =>
MnO2 + 2 FeSO4 + 2 H2SO4 = MnSO4 + Fe2(SO4)3 + 2 H2O
Zn(OH)2 + H3PO4 = Zn3(PO4)2 + H2O =>
3 Zn(OH)2 + 2 H3PO4 = Zn3(PO4)2 + 6 H2O
Cu(NO3)2 + HCl = CuCl2 + HNO3 =>
Cu(NO3)2 + 2 HCl = CuCl2 + 2 HNO3
V2O5 + KI + HCl = V2O4 + KCl + I2 + H2O =>
V2O5 + 2 KI + 2 HCl = V2O4 + 2 KCl + I2 + H2O
HIO3 + H2SO3 = I2 + H2SO4 + H2O =>
2 HIO3 + 5 H2SO3 = I2 + 5 H2SO4 + H2O
H2SO4 + Zn = S + ZnSO4 + H2O =>
4 H2SO4 + 3 Zn = S + 3 ZnSO4 + 4 H2O
FeCl2 + HCl + HNO3 = FeCl3 + NO + H2O =>
3 FeCl2 + 3 HCl + HNO3 = 3 FeCl3 + NO + 2 H2O
ZnCl2 + NaOH = Zn(OH)2 + NaCl =>
ZnCl2 + 2 NaOH = Zn(OH)2 + 2 NaCl
CrCl3 + Ba(OH)2 = BaCl2 + Cr(OH)3 =>
2 CrCl3 + 3 Ba(OH)2 = 3 BaCl2 + 2 Cr(OH)3
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
HNO3 + CaCO3 = Ca(NO3)2 + H2O + CO2 =>
2 HNO3 + CaCO3 = Ca(NO3)2 + H2O + CO2
K2CrO7 + HCl + H2S = KCl + CrCl3 + S + H2O =>
2 K2CrO7 + 10 HCl + 9 H2S = 4 KCl + 2 CrCl3 + 9 S + 14 H2O
Mn(NO3)2 + HNO3 + NaBiO3 = HMnO4 + NaNO3 + Bi(NO3)3 + H2O =>
2 Mn(NO3)2 + 16 HNO3 + 5 NaBiO3 = 2 HMnO4 + 5 NaNO3 + 5 Bi(NO3)3 + 7 H2O
(NH4)2SO4 + Ca(OH)2 = CaSO4 + NH3 + H2O =>
(NH4)2SO4 + Ca(OH)2 = CaSO4 + 2 NH3 + 2 H2O
HgS + HCl + HNO3 = HgCl2 + S + NO + H2O =>
3 HgS + 6 HCl + 2 HNO3 = 3 HgCl2 + 3 S + 2 NO + 4 H2O
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
FeSO4 + BaCl2 = FeCl2 + BaSO4 =>
FeSO4 + BaCl2 = FeCl2 + BaSO4
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
H2SO4 + Pb(CH3O2)2 = PbSO4 + CH3OOH =>
H2SO4 + Pb(CH3O2)2 = PbSO4 + 2 CH3OOH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/03/09
Équations équilibrées sur05/03/08
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