| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2SO3 + 2 KOH = K2SO3 + 2 H2O
H + S = H2S =>
2 H + S = H2S
Ca3(PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
AsCl3 + H2S = As2S3 + HCl =>
2 AsCl3 + 3 H2S = As2S3 + 6 HCl
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
C2H2 + [Cu(NH3)2]Cl = C2Cu2 + NH3 + HCl =>
C2H2 + 2[Cu(NH3)2]Cl = C2Cu2 + 4 NH3 + 2 HCl
Mg + I2 = MgI2 =>
Mg + I2 = MgI2
Bi(NO3)3 + KI = K[BiI4] + K(NO3) =>
Bi(NO3)3 + 4 KI = K[BiI4] + 3 K(NO3)
KCl + AgNO3{-} = KNO3{-} + AgCl =>
KCl + AgNO3{-} = KNO3{-} + AgCl
AlBr3 = Al + Br2 =>
2 AlBr3 = 2 Al + 3 Br2
Na2CO3 + SiO2 = Si(CO3)2 + Na2O =>
2 Na2CO3 + SiO2 = Si(CO3)2 + 2 Na2O
K3Cr2O7 + KI + H2SO4 = Cr2(SO4)3 + K2SO4 + I2 + H2O =>
2 K3Cr2O7 + 10 KI + 14 H2SO4 = 2 Cr2(SO4)3 + 8 K2SO4 + 5 I2 + 14 H2O
Cr(OH)3 = Cr2O3 + H2O =>
2 Cr(OH)3 = Cr2O3 + 3 H2O
HCOH + KMnO4 + H2SO4 = HCOOH + K2SO4 + MnSO4 + H2O =>
5 HCOH + 2 KMnO4 + 3 H2SO4 = 5 HCOOH + K2SO4 + 2 MnSO4 + 3 H2O
Cr2O3 + NaOH = Na2O + Cr(OH)3 =>
Cr2O3 + 6 NaOH = 3 Na2O + 2 Cr(OH)3
Al(s) + HBr(aq) = AlBr3(aq) + H2(g) =>
2 Al(s) + 6 HBr(aq) = 2 AlBr3(aq) + 3 H2(g)
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
Ag + AsH3 = Ag3As + H2 =>
6 Ag + 2 AsH3 = 2 Ag3As + 3 H2
CuCl2 + H2S = CuS + HCl =>
CuCl2 + H2S = CuS + 2 HCl
Sb2O3 + S = Sb2S3 + SO2 =>
2 Sb2O3 + 9 S = 2 Sb2S3 + 3 SO2
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Li2S + H3PO4 = Li3PO4 + H2S =>
3 Li2S + 2 H3PO4 = 2 Li3PO4 + 3 H2S
NH4OH + H2CO3 = H2O + (NH4)2CO3 =>
2 NH4OH + H2CO3 = 2 H2O + (NH4)2CO3
Fe2S3 = Fe + S =>
Fe2S3 = 2 Fe + 3 S
Ca(NO3)2(ac) + Na2CO3(ac) = NaNO3(ac) + CaCO3(ac) =>
Ca(NO3)2(ac) + Na2CO3(ac) = 2 NaNO3(ac) + CaCO3(ac)
KHCO3(s) + HNO3 = KNO3 + H2O + CO2 =>
KHCO3(s) + HNO3 = KNO3 + H2O + CO2
K2S + HCl = KCl + H2S =>
K2S + 2 HCl = 2 KCl + H2S
H2 + CO2 = C6H12O6 + O2 =>
6 H2 + 6 CO2 = C6H12O6 + 3 O2
Nb2O5 + Nb = NbO =>
Nb2O5 + 3 Nb = 5 NbO
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
NaO + Cl2 = NaClO =>
2 NaO + Cl2 = 2 NaClO
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
C2H6 + Cl2 = C2H4Cl2 + HCl =>
C2H6 + 2 Cl2 = C2H4Cl2 + 2 HCl
(FeOH)2SO4 + H2O = Fe(OH)2 + H2SO4 =>
(FeOH)2SO4 + 2 H2O = 2 Fe(OH)2 + H2SO4
AgNO3 + Li = LiNO3 + Ag =>
AgNO3 + Li = LiNO3 + Ag
C2O4{2-} + MnO4{-} + H{+} = Mn2{+} + CO2 + H2O =>
13 C2O4{2-} + 4 MnO4{-} + 32 H{+} = 2 Mn2{+} + 26 CO2 + 16 H2O
NaOH(ag) + CaBr2(ag) = Ca(OH)2(s) + NaBr(ag) =>
2 NaOH(ag) + CaBr2(ag) = Ca(OH)2(s) + 2 NaBr(ag)
Cr(OH)3(s) = Cr2O3(s) + H2O(g) =>
2 Cr(OH)3(s) = Cr2O3(s) + 3 H2O(g)
H2CO3 = H2O + CO2 =>
H2CO3 = H2O + CO2
CaO2 = Ca + O =>
CaO2 = Ca + 2 O
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
Sc2O3(s) + SO3(l) = Sc2(SO4)3(s) =>
Sc2O3(s) + 3 SO3(l) = Sc2(SO4)3(s)
Al + Na2SO3 + HCl = AlCl3 + NaCl + H2S + H2O =>
2 Al + Na2SO3 + 8 HCl = 2 AlCl3 + 2 NaCl + H2S + 3 H2O
NaMnO4 + HCl = Cl2 + H2O + NaCl + MnCl2 =>
2 NaMnO4 + 16 HCl = 5 Cl2 + 8 H2O + 2 NaCl + 2 MnCl2
S2O2 + HF = SF2 + H2O =>
S2O2 + 4 HF = 2 SF2 + 2 H2O
Na2SO4 + CuO = CuSO4 + Na2O =>
Na2SO4 + CuO = CuSO4 + Na2O
H3PO4 + Ag2SO4 = Ag3PO4 + H2SO4 =>
2 H3PO4 + 3 Ag2SO4 = 2 Ag3PO4 + 3 H2SO4
Ni3O4 + H2 = Ni + H2O =>
Ni3O4 + 4 H2 = 3 Ni + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/03/24
Équations équilibrées sur12/03/23
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