| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaCO3 + CH3COOH = CaCOOH + CH3CO3
NaHCO3 + FeCl2 = NaCl2FeHCO3 =>
NaHCO3 + FeCl2 = NaCl2FeHCO3
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
C4H9O + O2 = C4H8O + H2O =>
4 C4H9O + O2 = 4 C4H8O + 2 H2O
Ca + Al3{+} = Ca2{+} + Al =>
2 Ca + Al3{+} = Ca2{+} + 3 Al
XCl2(aq) + AgNO3(aq) = X(NO3)2(aq) + AgCl(s) =>
XCl2(aq) + 2 AgNO3(aq) = X(NO3)2(aq) + 2 AgCl(s)
H2SO4 + AgNO3 + NaI = AgI + HNO3 + Na2SO4 =>
H2SO4 + 2 AgNO3 + 2 NaI = 2 AgI + 2 HNO3 + Na2SO4
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
HC2H3O2 + LiOH = H2O + LiC2H3O2 =>
HC2H3O2 + LiOH = H2O + LiC2H3O2
LiI + NaF = NaI + LiF =>
LiI + NaF = NaI + LiF
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
Br2 + H2SO4 = HBrO4 + SO2 + H2O =>
Br2 + 7 H2SO4 = 2 HBrO4 + 7 SO2 + 6 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
S2Cl2 + NaOH = Na2SO3 + NaCl + H2O + S =>
2 S2Cl2 + 6 NaOH = Na2SO3 + 4 NaCl + 3 H2O + 3 S
Dy + Br2 = DyBr3 =>
2 Dy + 3 Br2 = 2 DyBr3
SrO + SiO2 = SiSrO3 =>
SrO + SiO2 = SiSrO3
PbCl2(aq) + HCl(aq) = HCl2(aq) + PbCl =>
PbCl2(aq) + HCl(aq) = HCl2(aq) + PbCl
Li3PHO4 + CaCl2 = Ca3PHO4 + LiCl2 =>
Li3PHO4 + 3 CaCl2 = Ca3PHO4 + 3 LiCl2
CO(OH)2 + SOCl2 = COCl2 + SO2 + HCl =>
CO(OH)2 + 2 SOCl2 = COCl2 + 2 SO2 + 2 HCl
H3PO4 + H2S + K2Cr2O7 = K3PO4 + CrPO4 + S3 + H2O =>
8 H3PO4 + 9 H2S + 3 K2Cr2O7 = 2 K3PO4 + 6 CrPO4 + 3 S3 + 21 H2O
H2CO3 + Na2SO4 = H2SO4 + CO2 + Na2O =>
H2CO3 + Na2SO4 = H2SO4 + CO2 + Na2O
C20H14O4 + LiOH = C20H12O4 + Li + H2O =>
C20H14O4 + 2 LiOH = C20H12O4 + 2 Li + 2 H2O
C = C32 =>
32 C = C32
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
KMnO4 + KNO2 + H2O = MnO2 + HNO3 + KOH =>
2 KMnO4 + 3 KNO2 + 4 H2O = 2 MnO2 + 3 HNO3 + 5 KOH
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
Ga(s) + Cl2(g) = GaCl3 =>
2 Ga(s) + 3 Cl2(g) = 2 GaCl3
Na2SO4 + Pb(CH3COO)2 = PbSO4 + CH3COONa =>
Na2SO4 + Pb(CH3COO)2 = PbSO4 + 2 CH3COONa
Li2O + Ca = Li + CaO =>
Li2O + Ca = 2 Li + CaO
Al(s) + NiSO4(aq) = Ni(s) + Al2(SO4)3 =>
2 Al(s) + 3 NiSO4(aq) = 3 Ni(s) + Al2(SO4)3
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
H2O2 + Cr(OH)4{-} = CrO42{-} + H2O =>
40 H2O2 + Cr(OH)4{-} = CrO42{-} + 42 H2O
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
HCl + KMnO4 = KCl + MnCl + Cl2 + H2O =>
8 HCl + KMnO4 = KCl + MnCl + 3 Cl2 + 4 H2O
Sn0 + HNO3 = SnO2 + NO2 + H2O =>
Sn0 + 4 HNO3 = SnO2 + 4 NO2 + 2 H2O
Fe{2+}(aq) + Cu(s) = Fe(s) + Cu{+}(aq) =>
Fe{2+}(aq) + 2 Cu(s) = Fe(s) + 2 Cu{+}(aq)
FeSO4 + H2O = (FeOH)2SO4 + H2SO4 =>
2 FeSO4 + 2 H2O = (FeOH)2SO4 + H2SO4
Li2S + Cl2 = LiCl + S2 =>
2 Li2S + 2 Cl2 = 4 LiCl + S2
Br2 + H2O = BrO + H2Br =>
Br2 + H2O = BrO + H2Br
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
H2O2 + MnO2 = H2O + Mn2O7 =>
3 H2O2 + 2 MnO2 = 3 H2O + Mn2O7
K2S + HCl = H2S + KCl =>
K2S + 2 HCl = H2S + 2 KCl
U(NO3)2O2 + KOH = K2U2O7 + KNO3 + H2O =>
2 U(NO3)2O2 + 6 KOH = K2U2O7 + 4 KNO3 + 3 H2O
BaSO4 + NaF = BaF2 + Na2SO4 =>
BaSO4 + 2 NaF = BaF2 + Na2SO4
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/31/24
Équations équilibrées sur01/30/24
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