| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaCO3(s) + 2 HCl(ac) = CaCl2(ac) + CO2(g) + H2O(l)
Cu + HNO3 = Cu(NO2)3 + H2O + O2 =>
4 Cu + 12 HNO3 = 4 Cu(NO2)3 + 6 H2O + 3 O2
C6H12O6(s) + O2(g) = CO2(g) + H2O(g) =>
C6H12O6(s) + 6 O2(g) = 6 CO2(g) + 6 H2O(g)
Co{2+} + F{2-} = CoF =>
Co{2+} + F{2-} = CoF
SO3 + Cr2O3 = Cr2S + O =>
SO3 + Cr2O3 = Cr2S + 6 O
ZnSO4 + KOH = KSO4 + ZnOH =>
ZnSO4 + KOH = KSO4 + ZnOH
Ca + H2O = CaO + H2 =>
Ca + H2O = CaO + H2
MgS + Cu(ClO4)2 = Mg(ClO4)2 + CuS =>
MgS + Cu(ClO4)2 = Mg(ClO4)2 + CuS
HClO3 + NaI + HCl = I2 + NaCl + H2O =>
HClO3 + 6 NaI + 5 HCl = 3 I2 + 6 NaCl + 3 H2O
CuO + ZnSO4 = ZnO + CuSO4 =>
CuO + ZnSO4 = ZnO + CuSO4
H3PO4 + Mn[OH]2 = Mn3[PO4]2 + H2O =>
2 H3PO4 + 3 Mn[OH]2 = Mn3[PO4]2 + 6 H2O
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
C3H8OH + H2O = CO2 + H3O =>
C3H8OH + 24 H2O = 3 CO2 + 19 H3O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Cu + H2SO4 + H2O = Cu(SO4)*5H2O + SO2 =>
Cu + 2 H2SO4 + 3 H2O = Cu(SO4)*5H2O + SO2
NiCl2 + NaOH + NaClO = Ni2O3 + NaCl + H2O =>
2 NiCl2 + 4 NaOH + NaClO = Ni2O3 + 5 NaCl + 2 H2O
Cr(s) + HCl(aq) = CrCl3(aq) + H2(g) =>
2 Cr(s) + 6 HCl(aq) = 2 CrCl3(aq) + 3 H2(g)
(Pb(NO3)2) + Kl = NO3Kl + Pb2 =>
2(Pb(NO3)2) + 4 Kl = 4 NO3Kl + Pb2
AgNO3 + K2SO4 = Ag2SO4 + KNO3 =>
2 AgNO3 + K2SO4 = Ag2SO4 + 2 KNO3
O2 + C4H10 = H2O + CO2 =>
13 O2 + 2 C4H10 = 10 H2O + 8 CO2
KOH = K2O + H2O =>
2 KOH = K2O + H2O
CaO2 + HCl = CaCl2 + Cl2 + H2O =>
CaO2 + 4 HCl = CaCl2 + Cl2 + 2 H2O
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
K2Cr2O7 + NaNO2 + H2O = Cr(OH)3 + NaNO3 + KOH =>
K2Cr2O7 + 3 NaNO2 + 4 H2O = 2 Cr(OH)3 + 3 NaNO3 + 2 KOH
Na2S + Ag + H2O + O2 = NaOH + Ag2S =>
2 Na2S + 4 Ag + 2 H2O + O2 = 4 NaOH + 2 Ag2S
MnO2 + H2SO4 + K2C2O4 = K2SO4 + MnSO4 + H2O + CO2 =>
MnO2 + 2 H2SO4 + K2C2O4 = K2SO4 + MnSO4 + 2 H2O + 2 CO2
Ca + Fe(OH)3 = CaOH + Fe =>
3 Ca + Fe(OH)3 = 3 CaOH + Fe
Na2S + Br2 + H2O = Na2SO3 + HBr =>
Na2S + 3 Br2 + 3 H2O = Na2SO3 + 6 HBr
B203(s) + HF(l) = BF3(g) + H20(l) =>
20 B203(s) + 12180 HF(l) = 4060 BF3(g) + 609 H20(l)
C8H17OH + O2 = CO2 + H2O =>
C8H17OH + 12 O2 = 8 CO2 + 9 H2O
Na2S + PbCl2 = PbNa2 + Cl2S =>
Na2S + PbCl2 = PbNa2 + Cl2S
C3H6O2 = C + H2 + O2 =>
C3H6O2 = 3 C + 3 H2 + O2
Fe2Si + HNO3 = Fe(NO3)3 + H2SiO2 + NO + H2O =>
3 Fe2Si + 26 HNO3 = 6 Fe(NO3)3 + 3 H2SiO2 + 8 NO + 10 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
CrI2(aq) + AgNO2(aq) = AgI(s) + Cr(NO2)2(aq) =>
CrI2(aq) + 2 AgNO2(aq) = 2 AgI(s) + Cr(NO2)2(aq)
H2SO4 + KI + NaIO3 = I2 + K2SO4 + H2O + Na2SO4 =>
6 H2SO4 + 10 KI + 2 NaIO3 = 6 I2 + 5 K2SO4 + 6 H2O + Na2SO4
Cu2O + K2Cr2O7 + HCl = CuCl2 + CrCl3 + KCl + H2O =>
3 Cu2O + K2Cr2O7 + 20 HCl = 6 CuCl2 + 2 CrCl3 + 2 KCl + 10 H2O
CO2 + H2O = CH4 + O2 = C6H12O6 =>
CO2 + 2 H2O = CH4 + 2 O2
Na2S2O3 + I2 = Na2S2O4 + S2O2 + NaI =>
2 Na2S2O3 + I2 = Na2S2O4 + S2O2 + 2 NaI
Cu2S + Br2 = CuBr2 + S =>
Cu2S + 2 Br2 = 2 CuBr2 + S
Na2S + Br2 + H2O = Na2SO3 + HBr =>
Na2S + 3 Br2 + 3 H2O = Na2SO3 + 6 HBr
Mg + H2SO3 = H2 + Mg(SO3)2 =>
Mg + 2 H2SO3 = 2 H2 + Mg(SO3)2
FeSO4 + H2SO4 + KNO3 = K2SO4 + Fe2(SO4)3 + NO + H2O =>
6 FeSO4 + 4 H2SO4 + 2 KNO3 = K2SO4 + 3 Fe2(SO4)3 + 2 NO + 4 H2O
Cl2 + H2 = HCl =>
Cl2 + H2 = 2 HCl
K2SO3 + HCI = KCI + SO2 + H2O =>
K2SO3 + 2 HCI = 2 KCI + SO2 + H2O
U(SO4)2 + H2O + KMnO4 = MnSO4 + UO2SO4 + H2SO4 + K2SO4 =>
5 U(SO4)2 + 2 H2O + 2 KMnO4 = 2 MnSO4 + 5 UO2SO4 + 2 H2SO4 + K2SO4
H2SO4 + Pt = PtSO4 + H2 =>
H2SO4 + Pt = PtSO4 + H2
CuS + H2O = SO2 + Cu + H =>
CuS + 2 H2O = SO2 + Cu + 4 H
C14H18N2O5 + H2O = C4H7NO4 + CH3OH + C6H5CH2CHOOH =>
11 C14H18N2O5 + 87 H2O = 22 C4H7NO4 + 50 CH3OH + 2 C6H5CH2CHOOH
Sr(s) + F2(g) = Sr2F(s) =>
4 Sr(s) + F2(g) = 2 Sr2F(s)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/15/25
Équations équilibrées sur02/14/24
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