| Équations équilibrées la veille |
3 Sn + 2 P = Sn3P2
NiSO4 = NiOSO3 =>
NiSO4 = NiOSO3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
(NH4)2MoO4 + H2SO4 = MoOSO4 + (NH4)SO4 + H2O =>
(NH4)2MoO4 + 3 H2SO4 = MoOSO4 + 2(NH4)SO4 + 3 H2O
Ca + H2SO3 = CaSO3 + H2 =>
Ca + H2SO3 = CaSO3 + H2
ReF6 + H2 = ReF5 + HF =>
2 ReF6 + H2 = 2 ReF5 + 2 HF
Mg + Cl = MgCl2 =>
Mg + 2 Cl = MgCl2
BaCl2 + Na2SO3 = Ba(SO3) + NaCl =>
BaCl2 + Na2SO3 = Ba(SO3) + 2 NaCl
Mn(NO3)2 + NH3 + H2O = Mn(OH)2 + NH4NO3 =>
Mn(NO3)2 + 2 NH3 + 2 H2O = Mn(OH)2 + 2 NH4NO3
N20 = N =>
N20 = 20 N
Fe2(SO4)3 + Cl2 + KOH = K2FeO4 + KCl + K2SO4 + H2O =>
Fe2(SO4)3 + 3 Cl2 + 16 KOH = 2 K2FeO4 + 6 KCl + 3 K2SO4 + 8 H2O
N2H5Cl = NH2 + HCl =>
N2H5Cl = 2 NH2 + HCl
CH2CHO + O2 = CO2 + H2 =>
2 CH2CHO + 3 O2 = 4 CO2 + 3 H2
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
NaN3(s) = Na(s) + N2(g) =>
2 NaN3(s) = 2 Na(s) + 3 N2(g)
HCl + NaC2 + O2 = NaCl + H2O + CO2 =>
4 HCl + 4 NaC2 + 9 O2 = 4 NaCl + 2 H2O + 8 CO2
BaCl2 + H2SO3 = BaSO3 + HCl =>
BaCl2 + H2SO3 = BaSO3 + 2 HCl
ZnCl2 + NH4OH = NH4Cl + Zn(OH)2 =>
ZnCl2 + 2 NH4OH = 2 NH4Cl + Zn(OH)2
FeS + O = FeSO =>
FeS + O = FeSO
C3H7ClMg = C3H7MgCl =>
C3H7ClMg = C3H7MgCl
Pt + H2SO4 = PtSO4 + SO2 + H2O =>
Pt + 2 H2SO4 = PtSO4 + SO2 + 2 H2O
CaAl2Si2O8 = Ca3Al2Si3O12 + Al2SiO5 + SiO2 =>
3 CaAl2Si2O8 = Ca3Al2Si3O12 + 2 Al2SiO5 + SiO2
H2C6H6O6 + H2O = HC6H6O6{-} + H3O{+} =>
H2C6H6O6 + H2O = HC6H6O6{-} + H3O{+}
KCl + H3PO4 = K3PO4 + HCl =>
3 KCl + H3PO4 = K3PO4 + 3 HCl
Mg + Cl = MgCl2 =>
Mg + 2 Cl = MgCl2
As2S3 + HClO4 + H2O = H3AsO4 + HCl + H2SO4 =>
2 As2S3 + 7 HClO4 + 12 H2O = 4 H3AsO4 + 7 HCl + 6 H2SO4
Fe3O4 + O2 = Fe2O3 =>
4 Fe3O4 + O2 = 6 Fe2O3
Na2S2O3 + Ca(IO3)2 = CaS2O3 + NaIO3 =>
Na2S2O3 + Ca(IO3)2 = CaS2O3 + 2 NaIO3
Zn + O3 = Zn2O3 =>
2 Zn + O3 = Zn2O3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
FeSO4 + NaOH = Na2SO4 + Fe(OH)2 =>
FeSO4 + 2 NaOH = Na2SO4 + Fe(OH)2
SO2 + I3{-} + H2O = SO4{2-} + I{-} + H{+} =>
SO2 + I3{-} + 2 H2O = SO4{2-} + 3 I{-} + 4 H{+}
OO = O6 =>
3 OO = O6
FeO + H2 = Fe + H2O =>
FeO + H2 = Fe + H2O
NaSO3H2SO4 = NaSO4H2OSO2 =>
NaSO3H2SO4 = NaSO4H2OSO2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
S + Fe(OH)3 = S3Fe2 + H2O + O2 =>
6 S + 4 Fe(OH)3 = 2 S3Fe2 + 6 H2O + 3 O2
Ca + H2SO4 = Ca(SO4) + H =>
Ca + H2SO4 = Ca(SO4) + 2 H
Cl2 + C2H2 = C2H2Cl4 =>
2 Cl2 + C2H2 = C2H2Cl4
CaO + CO2 = CaCO3 =>
CaO + CO2 = CaCO3
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
ZnO + Br2 = ZnBr2 + O2 =>
2 ZnO + 2 Br2 = 2 ZnBr2 + O2
Zn2S + O2 = Zn2O2 + SO2 =>
Zn2S + 2 O2 = Zn2O2 + SO2
C2H4(OH)2 + Na = C2H4ONa2 + HOH =>
C2H4(OH)2 + 2 Na = C2H4ONa2 + HOH
ZnO + NHO3 = Zn(NO3)2 + H2O =>
ZnO + 2 NHO3 = Zn(NO3)2 + H2O
NaHS + HCl = S + NaCl + H2 =>
NaHS + HCl = S + NaCl + H2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
KClO3 + NaNO2 + H2SO4 = Cl2 + NaNO3 + K2SO4 + H2O =>
2 KClO3 + 5 NaNO2 + H2SO4 = Cl2 + 5 NaNO3 + K2SO4 + H2O
Hg2Cl2 + NH3 = Hg + HgNH2Cl + NH4Cl =>
Hg2Cl2 + 2 NH3 = Hg + HgNH2Cl + NH4Cl
Fe{2+}(aq) + MnO{4–}(aq) + H{+}(aq) = Fe{3+}(aq) + Mn{2+}(aq) + H2O(l) =>
4 Fe{2+}(aq) + MnO{4–}(aq) + 2 H{+}(aq) = 4 Fe{3+}(aq) + Mn{2+}(aq) + H2O(l)
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Équations équilibrées sur11/15/24
Équations équilibrées sur12/15/23
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