| Équations équilibrées la veille |
2 Na + Cl2 = 2 NaCl
Br2 + KI = I2 + KBr =>
Br2 + 2 KI = I2 + 2 KBr
I(Cl3) + H2O = HI(O3) + HCl + ICl =>
2 I(Cl3) + 3 H2O = HI(O3) + 5 HCl + ICl
CaCO3(aq) + AgNO3(aq) = Ag(CO3) + Ca(NO3) =>
CaCO3(aq) + AgNO3(aq) = Ag(CO3) + Ca(NO3)
FeCl3 + KNSC = Fe(SCN)3 + KCl =>
FeCl3 + 3 KNSC = Fe(SCN)3 + 3 KCl
Na2C2O4 + Ca(HCO3) = NaHCO3 + Ca2C2O4 =>
Na2C2O4 + 2 Ca(HCO3) = 2 NaHCO3 + Ca2C2O4
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
K2O + H3PO4 = H2O + KH2PO4 =>
K2O + 2 H3PO4 = H2O + 2 KH2PO4
CaCO3 + HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq) =>
CaCO3 + 2 HCl(aq) = H2O(l) + CO2(g) + CaCl2(aq)
NH4OH + CH3COOH = NH4CH3COO + H2O =>
NH4OH + CH3COOH = NH4CH3COO + H2O
Na3AsO4 + Cu(NO3)2 = NaNO3 + Cu3(AsO4)2 =>
2 Na3AsO4 + 3 Cu(NO3)2 = 6 NaNO3 + Cu3(AsO4)2
RbClO = RbCl + O =>
RbClO = RbCl + O
CaS + FeO = FeS + CaO =>
CaS + FeO = FeS + CaO
Ca(ClO)2 = O2 + CaCl2 =>
Ca(ClO)2 = O2 + CaCl2
FeSO4 + H2SO4 + NaClO3 = Fe2(SO4)3 + NaCl + H2O =>
6 FeSO4 + 3 H2SO4 + NaClO3 = 3 Fe2(SO4)3 + NaCl + 3 H2O
CrCl3 + ClO{-} + H2O = Cr2O72{-} + Cl{-} + H{+} =>
4 CrCl3 + 137 ClO{-} + 7 H2O = 2 Cr2O72{-} + 149 Cl{-} + 14 H{+}
Al(s) + H2SO4(ag) = Al2(SO4)3(ag) + H2(g) =>
2 Al(s) + 3 H2SO4(ag) = Al2(SO4)3(ag) + 3 H2(g)
KMnO4 + H2SO4 + NaNO2 = MnSO4 + NaNO3 + H2O + K2SO4 =>
2 KMnO4 + 3 H2SO4 + 5 NaNO2 = 2 MnSO4 + 5 NaNO3 + 3 H2O + K2SO4
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
K2C2O7 + Al2(SO3)3 = K3Al + C2O7SO3 =>
3 K2C2O7 + Al2(SO3)3 = 2 K3Al + 3 C2O7SO3
ClKO3 = ClK + O2 =>
2 ClKO3 = 2 ClK + 3 O2
ZnCO3 = ZnO + CO2 =>
ZnCO3 = ZnO + CO2
Na2CO3 + KOH = Na2OH + KCO3 =>
Na2CO3 + KOH = Na2OH + KCO3
C14H19NO2HCl + Na2CO3 = C14H19NO2 + CO2 + H2O + NaCl =>
2 C14H19NO2HCl + Na2CO3 = 2 C14H19NO2 + CO2 + H2O + 2 NaCl
HHHH + OO = HOH =>
HHHH + OO = 2 HOH
C6H10NH + Sn + OH = C6H10NH2 + SnO =>
C6H10NH + Sn + OH = C6H10NH2 + SnO
CC2HO + O2 = CO2 + H2O =>
4 CC2HO + 11 O2 = 12 CO2 + 2 H2O
KF + CuO = CuOKF =>
KF + CuO = CuOKF
CaCO3 + BaF2 = CaF2 + BaCO3 =>
CaCO3 + BaF2 = CaF2 + BaCO3
HHHH + OO = HOH =>
HHHH + OO = 2 HOH
FeCl + NaNO3 + HCl = FeCl3 + NaCl + H3O + NO =>
5 FeCl + 2 NaNO3 + 12 HCl = 5 FeCl3 + 2 NaCl + 4 H3O + 2 NO
Zn(OH)2 + Li2O = ZnO + LiOH =>
Zn(OH)2 + Li2O = ZnO + 2 LiOH
Fe + Cu(NO3)2 = CuFe + NO3 =>
Fe + Cu(NO3)2 = CuFe + 2 NO3
NaBr2 + H2PO4 = NaPO4 + HBr =>
NaBr2 + H2PO4 = NaPO4 + 2 HBr
KClO3 + KI + H2O = KCl + I2 + KOH =>
KClO3 + 6 KI + 3 H2O = KCl + 3 I2 + 6 KOH
(SO4)3 = S + O =>
(SO4)3 = 3 S + 12 O
Mg(NO3)2 + NaOH = Mg(OH)2 + NaNO3 = MgO =>
Mg(NO3)2 + 2 NaOH = Mg(OH)2 + 2 NaNO3
As4O6 + H2O + I2 = As2O5 + HI =>
As4O6 + 4 H2O + 4 I2 = 2 As2O5 + 8 HI
C6H5O2 + O2 = CO2 + H2O =>
4 C6H5O2 + 25 O2 = 24 CO2 + 10 H2O
KI + KIO2 + H2SO4 = I2 + K2SO4 + H2O =>
3 KI + KIO2 + 2 H2SO4 = 2 I2 + 2 K2SO4 + 2 H2O
BeO2 = Be + O2 =>
BeO2 = Be + O2
Hg4Fe(CN)6 + ClO3{-} + H{+} = Cl{-} + NO + CO2 + Fe{3+} + Hg{2+} + H2O =>
6 Hg4Fe(CN)6 + 47 ClO3{-} + 66 H{+} = 47 Cl{-} + 36 NO + 36 CO2 + 6 Fe{3+} + 24 Hg{2+} + 33 H2O
KMnO4 + H2SO4 = K2SO4 + H2O + MnSO4 + O2 =>
4 KMnO4 + 6 H2SO4 = 2 K2SO4 + 6 H2O + 4 MnSO4 + 5 O2
Li2S + Al2(SO4)3 = Al2S3 + Li2(SO4) =>
3 Li2S + Al2(SO4)3 = Al2S3 + 3 Li2(SO4)
M2CO3(aq) + HCl(aq) = MCl(aq) + H2O(l) + CO2(g) =>
M2CO3(aq) + 2 HCl(aq) = 2 MCl(aq) + H2O(l) + CO2(g)
RbN2 = Rb + N =>
RbN2 = Rb + 2 N
C2H6 + C2H2 = C4H8 =>
C2H6 + C2H2 = C4H8
Al(H2O)6 = Al(H2O)5OH + H =>
Al(H2O)6 = Al(H2O)5OH + H
C2O4(aq) + H2O(l) = H2C2O4 + OH =>
C2O4(aq) + 2 H2O(l) = H2C2O4 + 2 OH
CaCo3 + NaCl = CaCl2 + Na2Co3 =>
CaCo3 + 2 NaCl = CaCl2 + Na2Co3
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Équations équilibrées sur12/20/24
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