| Équations équilibrées la veille |
Al2O3 + 3 SO3 = Al2(SO4)3
Fe + NO3{-} + H2O = Fe{2+} + NH4{+} + OH{-} =>
4 Fe + NO3{-} + 7 H2O = 4 Fe{2+} + NH4{+} + 10 OH{-}
CuSO4H2O + Fe = Cu + FeSO4 + H2O =>
CuSO4H2O + Fe = Cu + FeSO4 + H2O
LiOH + H2SO4 = H2O + LiHSO4 =>
LiOH + H2SO4 = H2O + LiHSO4
N2H4 + N2O4 = NO + H2O =>
N2H4 + 2 N2O4 = 6 NO + 2 H2O
SeO3{-2} + Cl2 + H2O = SeO4{-2} + Cl{-} + H{+} =>
SeO3{-2} + Cl2 + H2O = SeO4{-2} + 2 Cl{-} + 2 H{+}
SO3 + MnO4 + H{+} = SO4 + Mn2{+} + H2O =>
15 SO3 + 4 MnO4 + 2 H{+} = 15 SO4 + 2 Mn2{+} + H2O
Pb(NO3)2 + NiCl2 = PbCl2Ni(NO3)2 =>
Pb(NO3)2 + NiCl2 = PbCl2Ni(NO3)2
Cr2O3 = Cr + O3 =>
Cr2O3 = 2 Cr + O3
Ni + NaOH = H2O + NiO2 + Na =>
Ni + 4 NaOH = 2 H2O + NiO2 + 4 Na
C6H5I + Na = C6H5Na + I2 =>
2 C6H5I + 2 Na = 2 C6H5Na + I2
(C2H2) + O2 = C + (H2O) =>
2(C2H2) + O2 = 4 C + 2(H2O)
N2O5 = N3 + O =>
3 N2O5 = 2 N3 + 15 O
S6 + NH4OH = SO2 + NH3 + H2 =>
S6 + 12 NH4OH = 6 SO2 + 12 NH3 + 12 H2
H2TeO4 + C2H6 = CO2 + Te2 + H2O =>
14 H2TeO4 + 6 C2H6 = 12 CO2 + 7 Te2 + 32 H2O
CsOH + H3AsO4 = CsH2AsO4 + H2O =>
CsOH + H3AsO4 = CsH2AsO4 + H2O
NH3(aq) + H2O(l) = NH4(aq) + OH(aq) =>
NH3(aq) + H2O(l) = NH4(aq) + OH(aq)
Ca3P2 + HNO3 = Ca(NO3)2 + HPO3 + NO2 + H2O =>
Ca3P2 + 22 HNO3 = 3 Ca(NO3)2 + 2 HPO3 + 16 NO2 + 10 H2O
C4H9OH + O2 = CO + H2O =>
C4H9OH + 4 O2 = 4 CO + 5 H2O
NiOOH + TiH = Ni(OH)2 + Ti =>
NiOOH + TiH = Ni(OH)2 + Ti
CH3COONH4 + Ba(OH)2 = (CH3COO)2Ba + NH3 + HOH =>
2 CH3COONH4 + Ba(OH)2 = (CH3COO)2Ba + 2 NH3 + 2 HOH
AgNO3(ag) + Zn(s) = Ag(s) + Zn(NO3)2 =>
2 AgNO3(ag) + Zn(s) = 2 Ag(s) + Zn(NO3)2
Mg(BO3)2 + Na = MgNa + (BO3)2 =>
Mg(BO3)2 + Na = MgNa + (BO3)2
Pb + HCl = PbCl2 + H2 =>
Pb + 2 HCl = PbCl2 + H2
FeCO3(aq) + Na(s) = Na(CO3)2(aq) + Fe(s) =>
2 FeCO3(aq) + Na(s) = Na(CO3)2(aq) + 2 Fe(s)
HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O
Mg + Zn(NO3)3 = Mg(NO3)3 + Zn =>
Mg + Zn(NO3)3 = Mg(NO3)3 + Zn
Zn + O2H2 + H2SO4 = ZnSO4 + H2O =>
Zn + O2H2 + H2SO4 = ZnSO4 + 2 H2O
C8H1803 + O2 = CO2 + H2O =>
4 C8H1803 + 1835 O2 = 32 CO2 + 3606 H2O
Cd(CN)4{2-} + H2S = CdS + H{+} + CN{-} =>
Cd(CN)4{2-} + H2S = CdS + 2 H{+} + 4 CN{-}
NN + OO = NNOO =>
NN + OO = NNOO
CuCl2 + Hg(NO3)2 = HgCl + Cu + NO3 =>
CuCl2 + 2 Hg(NO3)2 = 2 HgCl + Cu + 4 NO3
Se + Cu(NO3)2*3H2O = Cu2Se + N + H2O + O2 =>
Se + 2 Cu(NO3)2*3H2O = Cu2Se + 4 N + 6 H2O + 6 O2
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
CrO3 + H2O = H2CrO4 =>
CrO3 + H2O = H2CrO4
SnCl4{2-} + Cl{-} + H2O2 + H{+} = SnCl6{2-} + H2O =>
SnCl4{2-} + 2 Cl{-} + H2O2 + 2 H{+} = SnCl6{2-} + 2 H2O
HNO3 + RbOH = H2O + Rb(NO3) =>
HNO3 + RbOH = H2O + Rb(NO3)
P4O6 + S = P4S3 + SO2 =>
P4O6 + 6 S = P4S3 + 3 SO2
C4H5NO2 + O2 = CO2 + H2O + N2 =>
4 C4H5NO2 + 17 O2 = 16 CO2 + 10 H2O + 2 N2
K2Cr2O7 + S8 = K20 + Cr2O3 + SO2 =>
20 K2Cr2O7 + 5 S8 = 2 K20 + 20 Cr2O3 + 40 SO2
Pb + Cu(NO3)2(aq) = Pb(NO3)2 + Cu =>
Pb + Cu(NO3)2(aq) = Pb(NO3)2 + Cu
Ca(CIO)2 + KI + HCI = I2 + CaCI2 + H2O + KCI =>
Ca(CIO)2 + 5 KI + 4 HCI = 2 I2 + CaCI2 + 2 H2O + 5 KCI
Pb(CH3COO)2 + Na2Cr2O7 + H2O = PbCrO4 + CH3COONa + CH3COOH =>
2 Pb(CH3COO)2 + Na2Cr2O7 + H2O = 2 PbCrO4 + 2 CH3COONa + 2 CH3COOH
H3PO4 + NaOH = H2O + H2NaPO4 =>
H3PO4 + NaOH = H2O + H2NaPO4
NaBrO2 = NaBr + O2 =>
NaBrO2 = NaBr + O2
Cr2O3 + KMnO4 + KOH = K2CrO4 + K2MnO4 + H2O =>
Cr2O3 + 6 KMnO4 + 10 KOH = 2 K2CrO4 + 6 K2MnO4 + 5 H2O
RuCl3 + (C5N)3 = Ru((C5N)3)2Cl3 =>
RuCl3 + 2(C5N)3 = Ru((C5N)3)2Cl3
Cr2(SO4)3 + NaOH = Na2SO4 + Na3[Cr(OH)6] =>
Cr2(SO4)3 + 12 NaOH = 3 Na2SO4 + 2 Na3[Cr(OH)6]
NaH + Cl = NaCl + H2 =>
2 NaH + 2 Cl = 2 NaCl + H2
Br2 + Fe = Br3Fe =>
3 Br2 + 2 Fe = 2 Br3Fe
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