| Équations équilibrées la veille | Équations équilibrées le lendemain |
Mg(s) + 2 HCl = MgCl2(aq) + H2(g)
HNO2 = H{+} + NO2{-} =>
HNO2 = H{+} + NO2{-}
K2Cr2O7 + SO2 + HCl = CrCl3 + H2SO4 + H2O + KCl =>
K2Cr2O7 + 3 SO2 + 8 HCl = 2 CrCl3 + 3 H2SO4 + H2O + 2 KCl
MnO4{-} + C2O4{2-} + H3O{+} = Mn{2+} + H2O + CO2 =>
2 MnO4{-} + 5 C2O4{2-} + 16 H3O{+} = 2 Mn{2+} + 24 H2O + 10 CO2
CuSO4 + Fe2 = FeSO4 + Cu2 =>
2 CuSO4 + Fe2 = 2 FeSO4 + Cu2
FeCl2 + NaBr = NaCl + FeBr2 =>
FeCl2 + 2 NaBr = 2 NaCl + FeBr2
C3H8O3 + HCl = C3H7O2Cl + H2O =>
C3H8O3 + HCl = C3H7O2Cl + H2O
NaF*NbF5 = Na[NbF6] =>
NaF*NbF5 = Na[NbF6]
Zn(OH)2 + C6H8O6 = C6H6O6Zn + H2O =>
Zn(OH)2 + C6H8O6 = C6H6O6Zn + 2 H2O
NaBr + MnO2 + H2SO4 = Na2O + MnSO4 + H2O + Br2 =>
2 NaBr + MnO2 + H2SO4 = Na2O + MnSO4 + H2O + Br2
FeCl2 + CuCl2 = FeCl3 + CuCl =>
FeCl2 + CuCl2 = FeCl3 + CuCl
C2H7 + O = C2O + H2O =>
2 C2H7 + 9 O = 2 C2O + 7 H2O
MgO(s) + H2SO3(aq) = MgSO3(aq) + H2O(l) =>
MgO(s) + H2SO3(aq) = MgSO3(aq) + H2O(l)
Pb + FeSO = PbSO + Fe =>
Pb + FeSO = PbSO + Fe
Na2SO4 + KClO3 + H2SO4 = NaSO4 + Cl2 + K2SO3 + H2O =>
6 Na2SO4 + 2 KClO3 + 7 H2SO4 = 12 NaSO4 + Cl2 + K2SO3 + 7 H2O
MoO3 + HF = H2(MoOF6) + H2O =>
MoO3 + 6 HF = H2(MoOF6) + 2 H2O
MgCO3CaCO3 + H2SO4 = MgSO4 + CaSO4 + CO2 + H2O =>
MgCO3CaCO3 + 2 H2SO4 = MgSO4 + CaSO4 + 2 CO2 + 2 H2O
HNO3 + Hg{2+} = Hg(HNO3){2+} =>
HNO3 + Hg{2+} = Hg(HNO3){2+}
Si + HNO3 = Si(NO3)2 + NO + H2O =>
3 Si + 8 HNO3 = 3 Si(NO3)2 + 2 NO + 4 H2O
C4H10CuO6 + C3H4O4 = C7H14O10Cu =>
C4H10CuO6 + C3H4O4 = C7H14O10Cu
Mg + OCl{-} + H2O = Mg(OH)2 + Cl{-} =>
Mg + OCl{-} + H2O = Mg(OH)2 + Cl{-}
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
KIO3 + H2(SO4) + KI = I2 + H2O + K2(SO4) =>
KIO3 + 3 H2(SO4) + 5 KI = 3 I2 + 3 H2O + 3 K2(SO4)
Cu + H2S = CuS2 + H2 =>
Cu + 2 H2S = CuS2 + 2 H2
C3H3 + O2 = CO2 + H2O =>
4 C3H3 + 15 O2 = 12 CO2 + 6 H2O
MoO3 + XeF = MoF6 + Xe2 + O2 =>
2 MoO3 + 12 XeF = 2 MoF6 + 6 Xe2 + 3 O2
SiO2 + HCl = SiH4 + Cl2 + H2O =>
SiO2 + 8 HCl = SiH4 + 4 Cl2 + 2 H2O
CaCO3 + PbS = Ca + Pb + CO + SO =>
CaCO3 + 2 PbS = Ca + 2 Pb + CO + 2 SO
HBrO4 + SO2 + H2O = Br2 + H2SO4 =>
2 HBrO4 + 7 SO2 + 6 H2O = Br2 + 7 H2SO4
HBr + Si = Si4Br2 + H =>
2 HBr + 4 Si = Si4Br2 + 2 H
FeCl3 + KSCN + H2O = [Fe(H2O)(SCN)]Cl2 + KCl =>
FeCl3 + KSCN + H2O = [Fe(H2O)(SCN)]Cl2 + KCl
HgCl2 + KNO3 = Hg(NO3)2 + KCl =>
HgCl2 + 2 KNO3 = Hg(NO3)2 + 2 KCl
FeO + Pb(NO3)2 = Fe(NO3)2 + PbO =>
FeO + Pb(NO3)2 = Fe(NO3)2 + PbO
HCOOHCH3OH = H2OHCOOCH3 =>
HCOOHCH3OH = H2OHCOOCH3
H2O + Se + Cd{+3} = Cd + SeO3{-2} + H{+} =>
9 H2O + 3 Se + 4 Cd{+3} = 4 Cd + 3 SeO3{-2} + 18 H{+}
KNO3 + Mg = K2O + N2O + MgO =>
2 KNO3 + 4 Mg = K2O + N2O + 4 MgO
NH3H2O + CuCl22H2O + Se = CuSe + H2O + NH3Cl2 =>
11 NH3H2O + CuCl22H2O + Se = CuSe + 12 H2O + 11 NH3Cl2
C2H6 + C2H2 = C4H8 =>
C2H6 + C2H2 = C4H8
Zn + Fe(OH)2 = Zn(OH)2 + Fe =>
Zn + Fe(OH)2 = Zn(OH)2 + Fe
ZnO + Y = ZnY2 + O2 =>
2 ZnO + 4 Y = 2 ZnY2 + O2
C2H5COH + K2Cr2O7 + H2SO4 = C2H5COOH + CrSO4 + K2SO4 + H2O =>
4 C2H5COH + K2Cr2O7 + 3 H2SO4 = 4 C2H5COOH + 2 CrSO4 + K2SO4 + 3 H2O
Pb(s) + Cd(NO2)2(aq) = Pb(NO2)3(aq) + Cd(s) =>
2 Pb(s) + 3 Cd(NO2)2(aq) = 2 Pb(NO2)3(aq) + 3 Cd(s)
HCl + Pt = PtCl3 + H2 =>
6 HCl + 2 Pt = 2 PtCl3 + 3 H2
Cr + SO4 = CrSO4 =>
Cr + SO4 = CrSO4
C2H4 + H2SO4 + KMnO4 + H2O = C2H4OH + K2SO4 + MnSO4 =>
10 C2H4 + 3 H2SO4 + 2 KMnO4 + 2 H2O = 10 C2H4OH + K2SO4 + 2 MnSO4
Sn + HF = SnF2 + H2 =>
Sn + 2 HF = SnF2 + H2
CuSO4*5H2O + K2C2O4*H2O = K2[Cu(C2O4)2]*2H2O + H2O + K2SO4 =>
CuSO4*5H2O + 2 K2C2O4*H2O = K2[Cu(C2O4)2]*2H2O + 5 H2O + K2SO4
Fe3Si = Fe + Si =>
Fe3Si = 3 Fe + Si
CH3OH + C8H10 = C10H16 + CO =>
7 CH3OH + 10 C8H10 = 8 C10H16 + 7 CO
CH3C(CH3)CHCH3 + Br2 = CH3C(CH3)CHCH3Br2 =>
CH3C(CH3)CHCH3 + Br2 = CH3C(CH3)CHCH3Br2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/18/24
Équations équilibrées sur01/17/24
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