| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C3H4 + Ag2O = 2 C3H3Ag + H2O
SrCO3 + CH3COOH = Sr(CH3COOH) + CO2 + H2O =>
4 SrCO3 + 5 CH3COOH = 4 Sr(CH3COOH) + 6 CO2 + 2 H2O
H3PO4 + H2O = H5PO5 =>
H3PO4 + H2O = H5PO5
NH4Cl = NH3 + HCl =>
NH4Cl = NH3 + HCl
Fe2(SO4)3 + Na3(PO4) = Fe(PO4) + Na2(SO4) =>
Fe2(SO4)3 + 2 Na3(PO4) = 2 Fe(PO4) + 3 Na2(SO4)
CuCl2 + NH3 + H2O = [Cu(NH3)4](OH)2 + NH4Cl =>
CuCl2 + 6 NH3 + 2 H2O = [Cu(NH3)4](OH)2 + 2 NH4Cl
C3H5(NO3)3 = CO2 + N2 + H2O + O2 =>
4 C3H5(NO3)3 = 12 CO2 + 6 N2 + 10 H2O + O2
Ca + Li2O = CaO + Li2 =>
Ca + Li2O = CaO + Li2
Au + ZnSO4 = Zn + Au2(SO4)3 =>
2 Au + 3 ZnSO4 = 3 Zn + Au2(SO4)3
FeS2(g) + O2(g) = Fe2O3(s) + SO2(g) =>
4 FeS2(g) + 11 O2(g) = 2 Fe2O3(s) + 8 SO2(g)
Fe(SO4) + Ba(OH)2 = Fe(OH)2 + BaSO4 =>
Fe(SO4) + Ba(OH)2 = Fe(OH)2 + BaSO4
Si(s) + Al2O3(s) = SiO2(s) + Al(s) =>
3 Si(s) + 2 Al2O3(s) = 3 SiO2(s) + 4 Al(s)
Cu3AsS4 + O2 = CuO + SO2 + As2O3 =>
4 Cu3AsS4 + 25 O2 = 12 CuO + 16 SO2 + 2 As2O3
FeCl2 + Ca(oh)2 = Fe(oh)3 + CaCl2 =>
6 FeCl2 + 3 Ca(oh)2 = 2 Fe(oh)3 + 6 CaCl2
Zn + CuBr2 = ZnBr + Cu =>
2 Zn + CuBr2 = 2 ZnBr + Cu
Pb(CH3COO)2 + HCl = PbCl2 + HCH3COO =>
Pb(CH3COO)2 + 2 HCl = PbCl2 + 2 HCH3COO
HC2H3O2 + Ba(OH)2 = H2O + Ba(C2H3O2)2 =>
2 HC2H3O2 + Ba(OH)2 = 2 H2O + Ba(C2H3O2)2
Cu(OH)2 + NaCl = CuCl2 + NaOH =>
Cu(OH)2 + 2 NaCl = CuCl2 + 2 NaOH
Ca(HCO3)2 = CaO + CO2 + H2O =>
Ca(HCO3)2 = CaO + 2 CO2 + H2O
P(s) + F2(g) = PF5(s) =>
2 P(s) + 5 F2(g) = 2 PF5(s)
SnI4 + Cl = ClI + Sn =>
SnI4 + 4 Cl = 4 ClI + Sn
B + H2O = B2O3 + H2 =>
2 B + 3 H2O = B2O3 + 3 H2
Br2 + K2S = Br2S + K =>
Br2 + K2S = Br2S + 2 K
HNO2 + KI = KNO2 + HI =>
HNO2 + KI = KNO2 + HI
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
KI + NH3 = K3N + HI =>
3 KI + NH3 = K3N + 3 HI
H2CO3 = H2O + CO2 =>
H2CO3 = H2O + CO2
NaCl + Na2SO4 = NaOCl + Na2SO3 =>
NaCl + Na2SO4 = NaOCl + Na2SO3
C3H6 = C2H4 =>
2 C3H6 = 3 C2H4
CuO + N2O3 = CuN2O4 =>
CuO + N2O3 = CuN2O4
FeCl3 + H2SO4 + KBr = FeSO4 + Br2 + HCl + K2SO4 =>
2 FeCl3 + 3 H2SO4 + 2 KBr = 2 FeSO4 + Br2 + 6 HCl + K2SO4
Li + Fe(OH)3 = LiOH + Fe =>
3 Li + Fe(OH)3 = 3 LiOH + Fe
H2O2 + MnO2 = MnO4{-} + H{+} + H2O =>
3 H2O2 + 2 MnO2 = 2 MnO4{-} + 2 H{+} + 2 H2O
(CH3)3N + H2O = H(CH3)3N + OH =>
(CH3)3N + H2O = H(CH3)3N + OH
Ca(H2PO4)2 + Na2CO3 = CaCO3 + NaH2PO4 =>
Ca(H2PO4)2 + Na2CO3 = CaCO3 + 2 NaH2PO4
Fe + KNO3 = FeO + KNO2 =>
Fe + KNO3 = FeO + KNO2
Sc + HNO3 = Sc(NO3)3 + NO + H2O =>
Sc + 4 HNO3 = Sc(NO3)3 + NO + 2 H2O
Pb(NO3)2 + Na2CO3 + H2O = Pb(OH)2*2PbCO3 + NaNO3 + HNO3 =>
3 Pb(NO3)2 + 2 Na2CO3 + 2 H2O = Pb(OH)2*2PbCO3 + 4 NaNO3 + 2 HNO3
(SO3){2-} + Cl2 + H2O = (SO4)2{-} + Cl{-} + H{+} =>
4(SO3){2-} + 7 Cl2 + 4 H2O = 2(SO4)2{-} + 14 Cl{-} + 8 H{+}
H2SO4(aq) + KOH(aq) = K(aq) + SO4(aq) + H2O(l) =>
H2SO4(aq) + 2 KOH(aq) = 2 K(aq) + SO4(aq) + 2 H2O(l)
Cr(OH)2 + HNo3 = Cr(No3)2 + H2O =>
Cr(OH)2 + 2 HNo3 = Cr(No3)2 + 2 H2O
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
Li2S + HNO3 = LiNO3 + NO2 + S + H2O =>
Li2S + 4 HNO3 = 2 LiNO3 + 2 NO2 + S + 2 H2O
NH4NO3 + O2 = NO2 + H2O =>
2 NH4NO3 + 3 O2 = 4 NO2 + 4 H2O
BH3 + NH3 = BH3NH3 =>
BH3 + NH3 = BH3NH3
AsO33{-} + I2 + H2O = AsO43{-} + I{-} + H3O{+} =>
AsO33{-} + 10 I2 + 30 H2O = AsO43{-} + 20 I{-} + 20 H3O{+}
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
NH4Br + Cl = NH4Cl + Br2 =>
2 NH4Br + 2 Cl = 2 NH4Cl + Br2
CuCl + O2 + H2O = CuCl2*3Cu(OH)2 + CuCl2 =>
12 CuCl + 3 O2 + 6 H2O = 2 CuCl2*3Cu(OH)2 + 4 CuCl2
Ni + H3PO4 = Ni3(PO4)2 + H2 =>
3 Ni + 2 H3PO4 = Ni3(PO4)2 + 3 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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