| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Li + H2SO4 = Li2SO4 + H2
BrO3{-}(aq) + N2H4(g) = Br{-}(aq) + N2(g) + H2O =>
2 BrO3{-}(aq) + 3 N2H4(g) = 2 Br{-}(aq) + 3 N2(g) + 6 H2O
Zn + HBr = Zn(Br)2 + H2 =>
Zn + 2 HBr = Zn(Br)2 + H2
H4SiO4 + Va(OH)5 = Va4(SiO4)5 + H2O =>
5 H4SiO4 + 4 Va(OH)5 = Va4(SiO4)5 + 20 H2O
SO3 + H = SO2 + H2O =>
SO3 + 2 H = SO2 + H2O
Pb(NO3)2 + K2CrO4(aq) = PbCrO4(s) + KNO3(aq) =>
Pb(NO3)2 + K2CrO4(aq) = PbCrO4(s) + 2 KNO3(aq)
H2SiO3 + SO3 = H2SO4 + SiO2 =>
H2SiO3 + SO3 = H2SO4 + SiO2
BaSO3 + HNO3 = SO2 + H2O + Ba(NO3)2 =>
BaSO3 + 2 HNO3 = SO2 + H2O + Ba(NO3)2
OH{-} + Se + Cr(OH)3 = Cr + SeO3{-2} + H2O =>
6 OH{-} + 3 Se + 4 Cr(OH)3 = 4 Cr + 3 SeO3{-2} + 9 H2O
Ca(NO3)2 + K2CrO4 = CaCrO4 + KNO3 =>
Ca(NO3)2 + K2CrO4 = CaCrO4 + 2 KNO3
C6H12O(aq) + O2(g) = CO2(g) + H2O =>
2 C6H12O(aq) + 17 O2(g) = 12 CO2(g) + 12 H2O
SrCO3 + HNO3 = Sr(NO3)2 + CO2 + H2O =>
SrCO3 + 2 HNO3 = Sr(NO3)2 + CO2 + H2O
Zn + FeCl3 = ZnCl2 + Fe =>
3 Zn + 2 FeCl3 = 3 ZnCl2 + 2 Fe
FeCl2 + K3[Fe(CN)6] = K[FeFe(CN)6] + KCl =>
FeCl2 + K3[Fe(CN)6] = K[FeFe(CN)6] + 2 KCl
C6H5CH3 + Cr2O7{2-} + H{+} = Cr{3+} + C6H5COO{-} + H2O =>
C6H5CH3 + Cr2O7{2-} + 7 H{+} = 2 Cr{3+} + C6H5COO{-} + 5 H2O
C3H6N6O6 + O2 = CO2 + N2 + H2O =>
2 C3H6N6O6 + 3 O2 = 6 CO2 + 6 N2 + 6 H2O
CdCO3 + Na2S = CdS + Na2CO3 =>
CdCO3 + Na2S = CdS + Na2CO3
Fe2(CO) + O2 = Fe2O3 + CO2 =>
Fe2(CO) + 2 O2 = Fe2O3 + CO2
S + Cl2 = S7Cl3 =>
14 S + 3 Cl2 = 2 S7Cl3
NaOH(aq) + Al2O3(s) + HF(aq) = Na3AlF6(s) + H2O(l) =>
6 NaOH(aq) + Al2O3(s) + 12 HF(aq) = 2 Na3AlF6(s) + 9 H2O(l)
I2 + H2S + NaOH = NaI + S + H2O =>
I2 + H2S + 2 NaOH = 2 NaI + S + 2 H2O
Fe(s) + HClO4(aq) = FeClO4 + H2 =>
2 Fe(s) + 2 HClO4(aq) = 2 FeClO4 + H2
Cu(s) + HCl(aq) = CuCl2(aq) + H2(g) =>
Cu(s) + 2 HCl(aq) = CuCl2(aq) + H2(g)
[Cu(H2O)6]2(aq) + NH3(aq) = Cu(H2O)4(OH)2(aq) + NH4 =>
[Cu(H2O)6]2(aq) + 4 NH3(aq) = 2 Cu(H2O)4(OH)2(aq) + 4 NH4
Al + H + Cl = AlHCl =>
Al + H + Cl = AlHCl
Fe + H2S = Fe2S3 + H2 =>
2 Fe + 3 H2S = Fe2S3 + 3 H2
Cu + FeO = CuO2 + Fe =>
Cu + 2 FeO = CuO2 + 2 Fe
Sb2S5 + HCl + H{+} = Sb3{+} + H2S + Cl2 =>
3 Sb2S5 + 28 HCl + 2 H{+} = 2 Sb3{+} + 15 H2S + 14 Cl2
Na2C2O4 + Co(ClO3)2 = NaClO3 + CoC2O4 =>
Na2C2O4 + Co(ClO3)2 = 2 NaClO3 + CoC2O4
(NH4)2SO4 + KNH2 = K2SO4 + NH3 =>
(NH4)2SO4 + 2 KNH2 = K2SO4 + 4 NH3
K2CO3 + H2O = KOH + CO2 =>
K2CO3 + H2O = 2 KOH + CO2
Zn(NO5)2 + KOH = ZnOH + K(NO5)2 =>
Zn(NO5)2 + KOH = ZnOH + K(NO5)2
Pb(NO3)2 + CsCl = PbCl2 + CsNO3 =>
Pb(NO3)2 + 2 CsCl = PbCl2 + 2 CsNO3
LiOH + HNO3 = LiNO3 + HOH =>
LiOH + HNO3 = LiNO3 + HOH
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
PHCl = P2Cl2H2 =>
2 PHCl = P2Cl2H2
HI + KHCO3 = KCO3 + IH2 =>
HI + KHCO3 = KCO3 + IH2
NaSH + Ca(OH)2 = Ca(SH)2 + NaOH =>
2 NaSH + Ca(OH)2 = Ca(SH)2 + 2 NaOH
BaSO4 + HCl = BaCl2 + H2O + SO2 + O2 =>
2 BaSO4 + 4 HCl = 2 BaCl2 + 2 H2O + 2 SO2 + O2
PHCl = HPCl =>
PHCl = HPCl
Mn{2+} + IO4{-} + H2O = MnO4{2-} + H{+} + IO3{-} =>
Mn{2+} + 2 IO4{-} + 2 H2O = MnO4{2-} + 4 H{+} + 2 IO3{-}
K2CrO4(aq)CuSO4(aq) = K2SO4(aq)CuCrO4(s) =>
K2CrO4(aq)CuSO4(aq) = K2SO4(aq)CuCrO4(s)
KI + Pb(NO{3}){2} = KNO{3} + PbI{2} =>
KI + Pb(NO{3}){2} = KNO{3} + PbI{2}
C6H12O2 + O2 = CO2 + H2O3 =>
C6H12O2 + 14 O2 = 6 CO2 + 6 H2O3
K2CrO4(aq)CuSO4(aq) = K2SO4(aq)CuCrO4(aq) =>
K2CrO4(aq)CuSO4(aq) = K2SO4(aq)CuCrO4(aq)
Na2Cr2O7 + LiOH = Li2Cr2O7 + NaOH =>
Na2Cr2O7 + 2 LiOH = Li2Cr2O7 + 2 NaOH
K2CrO4(aq)CuSO4(aq) = K2SO4CuCrO4 =>
K2CrO4(aq)CuSO4(aq) = K2SO4CuCrO4
HOC6H4COOH3 + H2O = HOC6H4COOH + CH3OH =>
7 HOC6H4COOH3 + 4 H2O = 6 HOC6H4COOH + 7 CH3OH
K2CrO4(aq)CuSO4(aq) = K2SO4(aq)CuCrO4 =>
K2CrO4(aq)CuSO4(aq) = K2SO4(aq)CuCrO4
Fe + Ag2CO3 = Ag + Fe2(CO3)3 =>
2 Fe + 3 Ag2CO3 = 6 Ag + Fe2(CO3)3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/22/24
Équations équilibrées sur12/22/23
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