| Équations équilibrées la veille |
Cl2 + 2 NaBr = 2 NaCl + Br2
BaSO4 + Cu(NO3)2 = Cu(SO4)2 + BaNO3 =>
2 BaSO4 + Cu(NO3)2 = Cu(SO4)2 + 2 BaNO3
CdP + NH4S2 = CdS2 + NH4P =>
CdP + NH4S2 = CdS2 + NH4P
K2SO3 + HNO3 = KNO3 + SO2 + H2O =>
K2SO3 + 2 HNO3 = 2 KNO3 + SO2 + H2O
KMnO4 + SO3{2-} + H2O = MnO2 + SO4{2-} + KOH =>
2 KMnO4 + 3 SO3{2-} + H2O = 2 MnO2 + 3 SO4{2-} + 2 KOH
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
FeI3 + Ca(NO3)2 = Fe(NO3)3 + CaI2 =>
2 FeI3 + 3 Ca(NO3)2 = 2 Fe(NO3)3 + 3 CaI2
NO + N2 = N2O =>
2 NO + N2 = 2 N2O
HCl + CoCO3 = CoCl2 + H2CO3 =>
2 HCl + CoCO3 = CoCl2 + H2CO3
C3 + H2 = C3H6 =>
C3 + 3 H2 = C3H6
HBr + Fe = HFe + Br =>
HBr + Fe = HFe + Br
KBr + Al = AlBr3 + K =>
3 KBr + Al = AlBr3 + 3 K
Br2O5 + H2O = HBr + O2 =>
Br2O5 + H2O = 2 HBr + 3 O2
N2 + H2O = NH3 + O2 =>
2 N2 + 6 H2O = 4 NH3 + 3 O2
K2Cr2O4 + Ba = BaCr2O4 + K =>
K2Cr2O4 + Ba = BaCr2O4 + 2 K
LiMnO4 + FeSO4 + H2SO4 = Li2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
2 LiMnO4 + 10 FeSO4 + 8 H2SO4 = Li2SO4 + 2 MnSO4 + 5 Fe2(SO4)3 + 8 H2O
KOH + Al2O3 + H2SO4 = KAl(SO4)2 + H2O =>
2 KOH + Al2O3 + 4 H2SO4 = 2 KAl(SO4)2 + 5 H2O
SodiumCarbonate + FerricNitrate = SodiumNitrate + FerricCarbonate =>
SodiumCarbonate + FerricNitrate = SodiumNitrate + FerricCarbonate
CH3Cl + AlCl3 = CH3Cl3 + AlCl =>
CH3Cl + AlCl3 = CH3Cl3 + AlCl
CH3CH2OH + CH3COOH = CH3CHOOCH2 + H2O =>
CH3CH2OH + 2 CH3COOH = 2 CH3CHOOCH2 + H2O
KMnO4 + H2C2O4 = MnO2 + CO2 + K2CO3 + H2O =>
2 KMnO4 + 3 H2C2O4 = 2 MnO2 + 5 CO2 + K2CO3 + 3 H2O
Na2S(aq) + ZnSO4(aq) = Na2SO4() + ZnS() =>
Na2S(aq) + ZnSO4(aq) = Na2SO4() + ZnS()
KCr2O7 + KI + H2SO4 = K2SO4 + Cr2(SO4)3 + I2 + H2O =>
2 KCr2O7 + 14 KI + 14 H2SO4 = 8 K2SO4 + 2 Cr2(SO4)3 + 7 I2 + 14 H2O
La(OH)3 + HF = LaF3 + H2O =>
La(OH)3 + 3 HF = LaF3 + 3 H2O
N2 + HCl = H2 + NCl =>
N2 + 2 HCl = H2 + 2 NCl
Cr(NO3)3 + HCl = CrCl3 + H(NO3) =>
Cr(NO3)3 + 3 HCl = CrCl3 + 3 H(NO3)
AlCl3 + Na2CO3 + H2O = Al(OH)3 + NaCl + CO2 =>
2 AlCl3 + 3 Na2CO3 + 3 H2O = 2 Al(OH)3 + 6 NaCl + 3 CO2
MoS2 + O2 = MoO3 + SO =>
2 MoS2 + 5 O2 = 2 MoO3 + 4 SO
H2SO4 + H2S = SO2 + H2O =>
3 H2SO4 + H2S = 4 SO2 + 4 H2O
K2SiO3 + HNo3 = H2SiO3 + KNo3 =>
K2SiO3 + 2 HNo3 = H2SiO3 + 2 KNo3
H2O + NaNO3 + NaOH + Al = Na3Al(OH)6 + NH3 =>
18 H2O + 3 NaNO3 + 21 NaOH + 8 Al = 8 Na3Al(OH)6 + 3 NH3
ZnSO3 = Zn + SO3 =>
ZnSO3 = Zn + SO3
MnO4{-} + Cr{3+} + H2O = Mn{2+} + Cr2O7{-2} + H{+} =>
6 MnO4{-} + 10 Cr{3+} + 11 H2O = 6 Mn{2+} + 5 Cr2O7{-2} + 22 H{+}
BaCl + Na[Sb(OH)6] = Ba[Sb(OH)6] + NaCl =>
BaCl + Na[Sb(OH)6] = Ba[Sb(OH)6] + NaCl
AlCl3 + MgS = MgCl2 + Al2S3 =>
2 AlCl3 + 3 MgS = 3 MgCl2 + Al2S3
Pb(OH)2SO4 + Pb(OH)4 = (Pb(OH)3)2SO4 =>
Pb(OH)2SO4 + Pb(OH)4 = (Pb(OH)3)2SO4
AgNO3 + Cl2 = AgCl + O2 + NO =>
2 AgNO3 + Cl2 = 2 AgCl + 2 O2 + 2 NO
Cu2C2O4 + KMnO4 + H2SO4 = CuSO4 + CO2 + MnSO4 + K2SO4 + H2O =>
5 Cu2C2O4 + 4 KMnO4 + 16 H2SO4 = 10 CuSO4 + 10 CO2 + 4 MnSO4 + 2 K2SO4 + 16 H2O
Pb + ZnC4H6O4 = Zn + PbC4H6O4 =>
Pb + ZnC4H6O4 = Zn + PbC4H6O4
PbI2 + CaSO4 = CaI2 + PbSO4 =>
PbI2 + CaSO4 = CaI2 + PbSO4
Mg + H2 = Mg2H3 =>
4 Mg + 3 H2 = 2 Mg2H3
Fe{3+} + H2O = Fe(H2O)6{3+} =>
Fe{3+} + 6 H2O = Fe(H2O)6{3+}
KNO3 + Mg(NO3)2 = K(NO3)2 + MgNO3 =>
KNO3 + Mg(NO3)2 = K(NO3)2 + MgNO3
Fe{2+} + (Fe(CN)6){3-} = Fe3(Fe(CN)6)2 =>
3 Fe{2+} + 2(Fe(CN)6){3-} = Fe3(Fe(CN)6)2
CdSO4 + CH3CSNH2 + H2O + NH3 = CdS + CH3CONH2 + (NH4)2SO4 =>
CdSO4 + CH3CSNH2 + H2O + 2 NH3 = CdS + CH3CONH2 + (NH4)2SO4
C2H6O + KMnO4 + H2SO4 = MnSO4 + K2SO4 + C2H4O3 + H2O =>
5 C2H6O + 6 KMnO4 + 9 H2SO4 = 6 MnSO4 + 3 K2SO4 + 5 C2H4O3 + 14 H2O
NaI + H2SO4 = I2 + H2S + H2O + Na2SO4 =>
8 NaI + 5 H2SO4 = 4 I2 + H2S + 4 H2O + 4 Na2SO4
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
Zn + H2SO4 = ZnSO4 + ZnS + H2O =>
4 Zn + 4 H2SO4 = 3 ZnSO4 + ZnS + 4 H2O
Na2S + ZnSO4 = ZnS + Na2SO3 =>
4 Na2S + 3 ZnSO4 = 3 ZnS + 4 Na2SO3
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