| Équations équilibrées la veille |
Mo + 3 H2SO4 = H2MoO4 + 3 SO2 + 2 H2O
B + CaBr2 = Ca + BBr3 =>
2 B + 3 CaBr2 = 3 Ca + 2 BBr3
Al2(SO3)3 + Mg(OH)2 = Al(OH)3 + Mg2(SO3)2 =>
2 Al2(SO3)3 + 6 Mg(OH)2 = 4 Al(OH)3 + 3 Mg2(SO3)2
K(s) + I(g) = KI(s) =>
K(s) + I(g) = KI(s)
K2SO3(s) + HNO3(aq) = KNO3 + SO2 + H2O =>
K2SO3(s) + 2 HNO3(aq) = 2 KNO3 + SO2 + H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Hg(NO3)2 + ZnCl2 = HgCl2 + Zn(NO3)2 =>
Hg(NO3)2 + ZnCl2 = HgCl2 + Zn(NO3)2
S + NaOH = Na2SO3 + Na2S + H2O =>
3 S + 6 NaOH = Na2SO3 + 2 Na2S + 3 H2O
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
V2O5 + Na2CO3 = NaVO3 + CO2 =>
V2O5 + Na2CO3 = 2 NaVO3 + CO2
CH3COOH + H2SO4 = CH3CHO + SO4 + H2O =>
CH3COOH + H2SO4 = CH3CHO + SO4 + H2O
Na2O + H2SO4 = Na2SO4 + H2O =>
Na2O + H2SO4 = Na2SO4 + H2O
Sn + NHO3 = SnO2 + NO + H2O =>
3 Sn + 4 NHO3 = 3 SnO2 + 4 NO + 2 H2O
C10H10Fe + CH3COCl = C12H12FeO + HCl =>
C10H10Fe + CH3COCl = C12H12FeO + HCl
Fe(NO3)3 + CoCl2 = FeCo + (NO3)3Cl2 =>
Fe(NO3)3 + CoCl2 = FeCo + (NO3)3Cl2
PbO2 + I2 = Pb{2+} + IO3{3-} =>
3 PbO2 + I2 = 3 Pb{2+} + 2 IO3{3-}
LiOH + KHC8H4O4 = LiKC8H4O4 + H2O =>
LiOH + KHC8H4O4 = LiKC8H4O4 + H2O
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
KMnO4 + NaH + H2SO4 = MnSO4 + K2SO4 + Na2SO4 + H2O =>
4 KMnO4 + 10 NaH + 11 H2SO4 = 4 MnSO4 + 2 K2SO4 + 5 Na2SO4 + 16 H2O
NaF + O2 = NaFO2 =>
NaF + O2 = NaFO2
I2 + H(NO3) = H(IO3) + NO2 + H2O =>
I2 + 10 H(NO3) = 2 H(IO3) + 10 NO2 + 4 H2O
Ca(OH)2 + HBr = CaBr2 + H2O =>
Ca(OH)2 + 2 HBr = CaBr2 + 2 H2O
C10H10Fe + CH3COCl = C14H14FeO2 + HCl =>
C10H10Fe + 2 CH3COCl = C14H14FeO2 + 2 HCl
Ag{+} + Fe{2+} = AgFe{3+} =>
Ag{+} + Fe{2+} = AgFe{3+}
Fe(NO3)(aq) + Cu(s) = Fe(s) + Cu(NO3)(aq) =>
Fe(NO3)(aq) + Cu(s) = Fe(s) + Cu(NO3)(aq)
CuSO4 + NH3 + H2O = [Cu[NH3]4](OH)2 + (NH4)2SO4 =>
CuSO4 + 6 NH3 + 2 H2O = [Cu[NH3]4](OH)2 + (NH4)2SO4
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Na2SiO3 + CO2 + H2O = Na2CO3 + H2SiO3 =>
Na2SiO3 + CO2 + H2O = Na2CO3 + H2SiO3
C3H6O2 + CaCO3 = C6H10CaO4 + H2O + CO2 =>
2 C3H6O2 + CaCO3 = C6H10CaO4 + H2O + CO2
Sodiumhydroxide + calciumchloride = sodiumchloride + calciumhydroxide =>
2 NaOH + CaCl2 = 2 NaCl + Ca(OH)2
Pb(NO3)2(aq) + H2S(aq) = PbS(s) + HNO3(aq) =>
Pb(NO3)2(aq) + H2S(aq) = PbS(s) + 2 HNO3(aq)
CH2ON2 + O2 = CO2 + NO2 + H2O =>
CH2ON2 + 3 O2 = CO2 + 2 NO2 + H2O
HCl + Ca(NO2)2 = CaCl2 + HNO2 =>
2 HCl + Ca(NO2)2 = CaCl2 + 2 HNO2
Al + Cu(Cl)2 = Al(Cl)2 + Cu =>
Al + Cu(Cl)2 = Al(Cl)2 + Cu
SrCl2(aq) + Li3PO4(aq) = Sr3(PO4)2 + LiCl =>
3 SrCl2(aq) + 2 Li3PO4(aq) = Sr3(PO4)2 + 6 LiCl
K2Co3 + CuSO4 = CuCo3 + K2SO4 =>
K2Co3 + CuSO4 = CuCo3 + K2SO4
Cu + S + H2O = CuSO4 + H =>
Cu + S + 4 H2O = CuSO4 + 8 H
KAl(SO4)2*12H2O + BaCl2 = KCl + AlCl3 + BaSO4 + H2O =>
KAl(SO4)2*12H2O + 2 BaCl2 = KCl + AlCl3 + 2 BaSO4 + 12 H2O
Li(OH) + HCN = LiCN + H2O =>
Li(OH) + HCN = LiCN + H2O
BO{2-} + Ca{2+} = BOCa =>
BO{2-} + Ca{2+} = BOCa
Sn(s) + CuCl(aq) = SnCl2(aq) + Cu(s) =>
Sn(s) + 2 CuCl(aq) = SnCl2(aq) + 2 Cu(s)
H2SO4 + Al(OH)3 = Al2(SO4)3 + H2O =>
3 H2SO4 + 2 Al(OH)3 = Al2(SO4)3 + 6 H2O
NH4 + Cl2 = NCl3 + HCl =>
2 NH4 + 7 Cl2 = 2 NCl3 + 8 HCl
P2Br3 = P + Br2 =>
2 P2Br3 = 4 P + 3 Br2
FeCl2 + (NH4)2S = FeS + NH4Cl =>
FeCl2 + (NH4)2S = FeS + 2 NH4Cl
Al + KOH + As2O3 = KAlO2 + AsH + H2O =>
8 Al + 8 KOH + 3 As2O3 = 8 KAlO2 + 6 AsH + H2O
BaN2O6 = BaO + N2 + O2 =>
2 BaN2O6 = 2 BaO + 2 N2 + 5 O2
K2CO3 + HF = KF + CO2 + H2O =>
K2CO3 + 2 HF = 2 KF + CO2 + H2O
ZnSO4(aq) + HCl(aq) = ZnCl2(aq) + H2SO4(aq) =>
ZnSO4(aq) + 2 HCl(aq) = ZnCl2(aq) + H2SO4(aq)
KMnO4 + H2SO4 + C6H8O7 = MnSO4 + KCH3COO + CO2 + H2O =>
18 KMnO4 + 18 H2SO4 + 13 C6H8O7 = 18 MnSO4 + 18 KCH3COO + 42 CO2 + 43 H2O
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Équations équilibrées sur10/30/24
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