| Équations équilibrées la veille |
2 HCl + Na2CO3 = 2 NaCl + H2O + CO2
(NH4)2C2O4 + CaCl2 = CaC2O4 + NH4Cl =>
(NH4)2C2O4 + CaCl2 = CaC2O4 + 2 NH4Cl
NH3 + H2O = NO2 + H5 =>
5 NH3 + 10 H2O = 5 NO2 + 7 H5
N2O4(g) + CO(g) = NO(g) + CO2(g) =>
N2O4(g) + 2 CO(g) = 2 NO(g) + 2 CO2(g)
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
PbCl + O2 = PbClO2 =>
PbCl + O2 = PbClO2
Cr{2\+} + OH{-} = Cr(OH)2 =>
Cr{2\+} + 2 OH{-} = Cr(OH)2
N2H4*H2O + C2H5ONO + NaOH = NaN3 + C2H5OH + H2O =>
N2H4*H2O + C2H5ONO + NaOH = NaN3 + C2H5OH + 3 H2O
KClO3 = KCl + KClO4 =>
4 KClO3 = KCl + 3 KClO4
[Ni(NO3)26H2O] + [Fe(NO3)39H2O] + [C6H8O7H2O] = NiFe2O4 + N2 + CO2 + H2O =>
9[Ni(NO3)26H2O] + 18[Fe(NO3)39H2O] + 308[C6H8O7H2O] = 9 NiFe2O4 + 468 N2 + 1848 CO2 + 1567 H2O
FeSO4*7H2O + FeCl3*6H2O + NaOH = Fe3O4 + NaCl + Na2SO4 + H2O =>
FeSO4*7H2O + 2 FeCl3*6H2O + 8 NaOH = Fe3O4 + 6 NaCl + Na2SO4 + 23 H2O
KClO3 = KCl + KClO4 =>
4 KClO3 = KCl + 3 KClO4
H2 + O2 = H2O2 =>
H2 + O2 = H2O2
Br + H2O = H2BrO =>
Br + H2O = H2BrO
P + HNO3 + H2O = NON + H3PO4 =>
8 P + 10 HNO3 + 7 H2O = 5 NON + 8 H3PO4
FeI3 + Cu(NO3)2 = Fe(NO3)3 + CuI2 =>
2 FeI3 + 3 Cu(NO3)2 = 2 Fe(NO3)3 + 3 CuI2
Zn + KCl = ZnCl2 + K =>
Zn + 2 KCl = ZnCl2 + 2 K
K2SO4(aq) + SrI2(aq) = KI + SrSO4 =>
K2SO4(aq) + SrI2(aq) = 2 KI + SrSO4
C5H12 + O2 = CO + H2O =>
2 C5H12 + 11 O2 = 10 CO + 12 H2O
Ag + H2O = Ag(H2O)4 =>
Ag + 4 H2O = Ag(H2O)4
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
CO2 + H2 = CO + H2O =>
CO2 + H2 = CO + H2O
Sr2 + N = SrN =>
Sr2 + 2 N = 2 SrN
Mg + Pb(NO3)2 = Mg(NO3)2 + Pb =>
Mg + Pb(NO3)2 = Mg(NO3)2 + Pb
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
Na + I2 = NaI =>
2 Na + I2 = 2 NaI
Li2O + HF = LiF + H2O =>
Li2O + 2 HF = 2 LiF + H2O
Cu + HNO3(l) = Cu(NO3)2(aq) + NO2(g) + H2O(l) =>
Cu + 4 HNO3(l) = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O(l)
Gd(NO3)3 + (NH4)2SO4 = Gd2(SO4)3 + (NH4)(NO3) =>
2 Gd(NO3)3 + 3(NH4)2SO4 = Gd2(SO4)3 + 6(NH4)(NO3)
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
PbO(s) + NH3 = Pb(s) + N2(g) + H2O(l) =>
3 PbO(s) + 2 NH3 = 3 Pb(s) + N2(g) + 3 H2O(l)
NH3 + Ba(OH)2 = NH3OH + Ba =>
2 NH3 + Ba(OH)2 = 2 NH3OH + Ba
SNS2(s) + O2(g) = SNO2(s) + SO2(g) =>
SNS2(s) + 3 O2(g) = SNO2(s) + 2 SO2(g)
HNO3 + Cr(OH)2 = Cr(NO3)2 + H2O =>
2 HNO3 + Cr(OH)2 = Cr(NO3)2 + 2 H2O
Ca(OH)2 + HPO4 = Ca3(PO4)2 + H2O + OH =>
3 Ca(OH)2 + 2 HPO4 = Ca3(PO4)2 + 2 H2O + 4 OH
NH3 + HCH3COO = NH4 + CH3COO =>
NH3 + HCH3COO = NH4 + CH3COO
C21H18O12 + O2 = CO2 + H2O =>
2 C21H18O12 + 39 O2 = 42 CO2 + 18 H2O
Cu + Fe(NO3)3 = Cu(NO3)2 + Fe =>
3 Cu + 2 Fe(NO3)3 = 3 Cu(NO3)2 + 2 Fe
SrCrO4 + NH3 = Sr{2+} + NH3CrO4{2-} =>
SrCrO4 + NH3 = Sr{2+} + NH3CrO4{2-}
Na2SO3 + Cl2 + NaOH = NaCl + Na2SO4 + H2O =>
Na2SO3 + Cl2 + 2 NaOH = 2 NaCl + Na2SO4 + H2O
KBr + NaO2 + H2SO4 = KHSO4 + NaSO4 + Br2 + H2O =>
2 KBr + NaO2 + 3 H2SO4 = 2 KHSO4 + NaSO4 + Br2 + 2 H2O
SOCl2 = SO2 + S + Cl2 =>
2 SOCl2 = SO2 + S + 2 Cl2
Ca + C2 = Ca2C =>
4 Ca + C2 = 2 Ca2C
Zn + Ni(NO3)2 = Ni + Zn(NO3)2 =>
Zn + Ni(NO3)2 = Ni + Zn(NO3)2
KOH + Cl2 = KCl + KClO3 + H2O = =>
6 KOH + 3 Cl2 = 5 KCl + KClO3 + 3 H2O
(NH4)2CrO4 = N2 + Cr + H2O =>
(NH4)2CrO4 = N2 + Cr + 4 H2O
TiCl4 = Ti + Cl2 =>
TiCl4 = Ti + 2 Cl2
SO2 + Ba(OH)2 = BaSO3 + H2O =>
SO2 + Ba(OH)2 = BaSO3 + H2O
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Équations équilibrées sur11/12/24
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