| Équations équilibrées la veille |
2 AgNO3(aq) + Fe(s) = Fe(NO3)2 + 2 Ag
K2CrO7 + SNCl2 + HCl = CrCl + SNCl4 + KCl + H2O =>
2 K2CrO7 + 11 SNCl2 + 28 HCl = 2 CrCl + 11 SNCl4 + 4 KCl + 14 H2O
NH3(aq) + CuO(s) = N2(g) + Cu(s) + H2O(l) =>
2 NH3(aq) + 3 CuO(s) = N2(g) + 3 Cu(s) + 3 H2O(l)
FeCl3(aq) + Ca(OH)2 = Fe(OH)3 + CaCl2 =>
2 FeCl3(aq) + 3 Ca(OH)2 = 2 Fe(OH)3 + 3 CaCl2
Cd(C2H3O2)2 + HBr = CdBr2 + HC2H3O2 =>
Cd(C2H3O2)2 + 2 HBr = CdBr2 + 2 HC2H3O2
N2 + O2 + H2 = HNO3 =>
N2 + 3 O2 + H2 = 2 HNO3
MgI2(aq) + LiOH(aq) = Mg(OH)2(aq) + LiI(s) =>
MgI2(aq) + 2 LiOH(aq) = Mg(OH)2(aq) + 2 LiI(s)
NaO2 + H2O = NaOH + O2 =>
4 NaO2 + 2 H2O = 4 NaOH + 3 O2
C7H5(NO2)3 = C + CO + H2 + N2 =>
2 C7H5(NO2)3 = 2 C + 12 CO + 5 H2 + 3 N2
CrI6 = Cr + I =>
CrI6 = Cr + 6 I
Pb(C2H3O2)2 + HCl = PbCl2 + HC2H3O2 =>
Pb(C2H3O2)2 + 2 HCl = PbCl2 + 2 HC2H3O2
H2SO4 + BaCl2 = Ba + SO4 + HCl =>
H2SO4 + BaCl2 = Ba + SO4 + 2 HCl
Ca3(PO4)2 + SiO2 + C = CaSiCO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 16 C = 6 CaSiCO3 + P4 + 10 CO
Na2Cr2O7 + K2S + H2O = NaCrO2 + KOH + S =>
Na2Cr2O7 + 3 K2S + 3 H2O = 2 NaCrO2 + 6 KOH + 3 S
(NH4)2CO3(s)(heat) = NH3(g) + CO2(g) + H2O(g) =>
(NH4)2CO3(s)(heat) = 2 NH3(g) + CO2(g) + H2O(g)
C7H14(l) + O2(g) = CO(g) + H2O(g) =>
C7H14(l) + 7 O2(g) = 7 CO(g) + 7 H2O(g)
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
NaNO3 = Na2O + NO + O2 =>
4 NaNO3 = 2 Na2O + 4 NO + 3 O2
SnCl2 + CN = SnCN + Cl =>
SnCl2 + CN = SnCN + 2 Cl
BI + Br = BBr3 + I =>
BI + 3 Br = BBr3 + I
H3BO3 + NaOH = H2O + Na3BO3 =>
H3BO3 + 3 NaOH = 3 H2O + Na3BO3
SnI4 + Cl2 = I2 + SnCl4 =>
SnI4 + 2 Cl2 = 2 I2 + SnCl4
CH4 + Cl2 = C(Cl5)4 + HCl =>
CH4 + 12 Cl2 = C(Cl5)4 + 4 HCl
NaOH + Zn(NO2)2 = Zn(OH)2 + NaNO2 =>
2 NaOH + Zn(NO2)2 = Zn(OH)2 + 2 NaNO2
Ni2 + CO3 = Ni(CO3)2 =>
Ni2 + 4 CO3 = 2 Ni(CO3)2
FeSO4*(H2O)7 = FeSO4 + H2O =>
FeSO4*(H2O)7 = FeSO4 + 7 H2O
H5IO6 + Ca(OH)2 = Ca3(H2IO6)2 + H2O =>
2 H5IO6 + 3 Ca(OH)2 = Ca3(H2IO6)2 + 6 H2O
Mn + HNO3 = NO + Mn(NO3) + H2O =>
3 Mn + 4 HNO3 = NO + 3 Mn(NO3) + 2 H2O
Na2B4O7*10H2O(borax) + HCl = NaCl + H3BO3 + H2O =>
Na2B4O7*10H2O(borax) + 2 HCl = 2 NaCl + 4 H3BO3 + 5 H2O
HNO3 + Na2SO4 = NaNO3 + SO3 + H2O =>
2 HNO3 + Na2SO4 = 2 NaNO3 + SO3 + H2O
Fe + H3PO4 + C6H7O7 = H2O + C6H12O6 + FeHPO4 =>
7 Fe + 7 H3PO4 + 2 C6H7O7 = 2 H2O + 2 C6H12O6 + 7 FeHPO4
CaO(s) + H2O(l) + Na2CO3(aq) = CaCO3(s) + NaOH(aq) =>
CaO(s) + H2O(l) + Na2CO3(aq) = CaCO3(s) + 2 NaOH(aq)
COCl2 + NaOH = NaCl + Na2CO3 + H2O =>
COCl2 + 4 NaOH = 2 NaCl + Na2CO3 + 2 H2O
(HNO3) + Cu = Cu(NO3)2 + NO + H2O =>
8(HNO3) + 3 Cu = 3 Cu(NO3)2 + 2 NO + 4 H2O
CdO = Cd + O =>
CdO = Cd + O
MnO4[{-}] + CrI2 + H2O = MnO2 + Cr(OH)3 + IO3[{-}] + OH[{-}] =>
13 MnO4[{-}] + 3 CrI2 + 8 H2O = 13 MnO2 + 3 Cr(OH)3 + 6 IO3[{-}] + 7 OH[{-}]
B(OH)3 = H2B4O7 + H2O =>
4 B(OH)3 = H2B4O7 + 5 H2O
BaCl2 + Na2HPO4 = Ba3(PO4)2 + HCl + NaCl =>
3 BaCl2 + 2 Na2HPO4 = Ba3(PO4)2 + 2 HCl + 4 NaCl
CO2 + H2O = C2H2O2 + O2 =>
4 CO2 + 2 H2O = 2 C2H2O2 + 3 O2
HC1(aq) + Mg(s) = MgC12(aq) + H2(g) =>
12 HC1(aq) + Mg(s) = MgC12(aq) + 6 H2(g)
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Ca(NO2)2 + O2 = Ca(NO3)2 =>
Ca(NO2)2 + O2 = Ca(NO3)2
Bi(NO3)3 + Cl{-} = BiCl3 + NO3{-} =>
Bi(NO3)3 + 3 Cl{-} = BiCl3 + 3 NO3{-}
C6H7O7 + H2O = C6H6O7 + H3O =>
C6H7O7 + H2O = C6H6O7 + H3O
Cu3P = Cu + P =>
Cu3P = 3 Cu + P
As(OH)6 + CO2 = As2O3 + HCO3 + H2O =>
2 As(OH)6 + 6 CO2 = As2O3 + 6 HCO3 + 3 H2O
TiCl4 + Al = TiCl3 + AlCl3 =>
3 TiCl4 + Al = 3 TiCl3 + AlCl3
CH3COONa + AgNO3 + H3PO4 = Ag3PO4 + NaNO3 + CH3COOH =>
3 CH3COONa + 3 AgNO3 + H3PO4 = Ag3PO4 + 3 NaNO3 + 3 CH3COOH
H2O + O3 = H2O3 =>
3 H2O + 2 O3 = 3 H2O3
ClF + H2O = HF + Cl2O =>
2 ClF + H2O = 2 HF + Cl2O
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Équations équilibrées sur01/09/25
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