| Équations équilibrées la veille |
3 CO(NH2)2 + 8 HNO3 = 14 NO + 3 CO + 10 H2O
FeCl3 + NH3 = Fe(NH3)3 + Cl =>
FeCl3 + 3 NH3 = Fe(NH3)3 + 3 Cl
KCl + CuSO4 = CuCl + KSO4 =>
KCl + CuSO4 = CuCl + KSO4
PbO + C = PbCO =>
PbO + C = PbCO
KIO3 + HCl = I2 + Cl2 + KCl + H2O =>
2 KIO3 + 12 HCl = I2 + 5 Cl2 + 2 KCl + 6 H2O
AlCl3 + NaHCO3 = Al2(CO3)3 + NaCl + CO2 + H2O =>
2 AlCl3 + 6 NaHCO3 = Al2(CO3)3 + 6 NaCl + 3 CO2 + 3 H2O
AlBr3(s) + K2SO4(aq) = KBr(aq) + Al2(SO4)3(aq) =>
2 AlBr3(s) + 3 K2SO4(aq) = 6 KBr(aq) + Al2(SO4)3(aq)
C7H6OCl + C8H7N + C2H5MgBr = C17H17NCl + MgBrOH =>
C7H6OCl + C8H7N + C2H5MgBr = C17H17NCl + MgBrOH
NaOH + CuSO4(aq) = Cu(OH)2 + Na2SO4 =>
2 NaOH + CuSO4(aq) = Cu(OH)2 + Na2SO4
FeCl3 + NaOH = NaCl + Fe2O3 + H2O =>
2 FeCl3 + 6 NaOH = 6 NaCl + Fe2O3 + 3 H2O
NH4NO3 + NaOH = NaNH4 + NO3 + O2 =>
6 NH4NO3 + 8 NaOH = 8 NaNH4 + 4 NO3 + 7 O2
CH3Br(g) = CH3(g) + Br(g) =>
CH3Br(g) = CH3(g) + Br(g)
CH4N + O2 = CO2 + N2 + H2O =>
2 CH4N + 4 O2 = 2 CO2 + N2 + 4 H2O
MnO + O = Mn2O3 =>
2 MnO + O = Mn2O3
K3Fe(CN)6 + Cu(NO3)2 = KNO3 + Cu3[Fe(CN)6]2 =>
2 K3Fe(CN)6 + 3 Cu(NO3)2 = 6 KNO3 + Cu3[Fe(CN)6]2
C6H10O5 + MnO2 + Cl = C2HCl3O + MnCl2 + H2O =>
4 C6H10O5 + 3 MnO2 + 42 Cl = 12 C2HCl3O + 3 MnCl2 + 14 H2O
C2H3Br + O2 = CO + H2O + Br2 =>
4 C2H3Br + 7 O2 = 8 CO + 6 H2O + 2 Br2
NaH2PO2 + Zn + H2SO4 = PH3 + ZnSO4 + Na2SO4 + H2O =>
2 NaH2PO2 + 4 Zn + 5 H2SO4 = 2 PH3 + 4 ZnSO4 + Na2SO4 + 4 H2O
Na + C2H5OH = NaC2H5O + H2 =>
2 Na + 2 C2H5OH = 2 NaC2H5O + H2
In + S = In2S3 =>
2 In + 3 S = In2S3
Pd + S = PdS =>
Pd + S = PdS
Co(NO3)2 + Na2(SO4) = Co(SO4) + Na(NO3) =>
Co(NO3)2 + Na2(SO4) = Co(SO4) + 2 Na(NO3)
KIO3 + HCl = Cl2 + H2O + K[ICl4] =>
KIO3 + 6 HCl = Cl2 + 3 H2O + K[ICl4]
Fe + O = Fe3O4 =>
3 Fe + 4 O = Fe3O4
KCl + NaOH = NaK + ClOH =>
KCl + NaOH = NaK + ClOH
NH3 + O2 + CH4 = HCN + H2O =>
2 NH3 + 3 O2 + 2 CH4 = 2 HCN + 6 H2O
Fe(NO3)2 + O2 + H2O = Fe(NO3)2OH =>
4 Fe(NO3)2 + O2 + 2 H2O = 4 Fe(NO3)2OH
Mg + Ar = MgAr =>
Mg + Ar = MgAr
HgS + HNO3 = Hg(NO3)2 + NO + S2 + H2O =>
6 HgS + 16 HNO3 = 6 Hg(NO3)2 + 4 NO + 3 S2 + 8 H2O
BaSO4 + HCl + NaOH = Na2SO4 + BaCl2 + H2O =>
BaSO4 + 2 HCl + 2 NaOH = Na2SO4 + BaCl2 + 2 H2O
NaNO3(aq) + Ca(NO3)2(aq) = NaNO3Ca(NO3)2 =>
NaNO3(aq) + Ca(NO3)2(aq) = NaNO3Ca(NO3)2
C8H18 = H2 + C8H10 =>
C8H18 = 4 H2 + C8H10
NaCl + H2SO4 + K2CrO7 = Cl2 + H2O + K2SO4 + NaSO4 + CrSO4 =>
10 NaCl + 14 H2SO4 + 2 K2CrO7 = 5 Cl2 + 14 H2O + 2 K2SO4 + 10 NaSO4 + 2 CrSO4
Cd{2+} + Al = Al{+} + Cd =>
Cd{2+} + 2 Al = 2 Al{+} + Cd
Ca(OH)2 + C(O)2 = CaCO3 + H2O =>
Ca(OH)2 + C(O)2 = CaCO3 + H2O
Ca(OH)2(s) + HNO3(aq) = H2O(l) + Ca(NO3)2(aq) =>
Ca(OH)2(s) + 2 HNO3(aq) = 2 H2O(l) + Ca(NO3)2(aq)
H{+} + MnO4{-} + H2S2O3 = MnO2 + HSO4{-} + H2O =>
2 H{+} + 8 MnO4{-} + 3 H2S2O3 = 8 MnO2 + 6 HSO4{-} + H2O
Sn(OH)2 + H3(PO)3 = Sn(PO)3 + H3(OH)2 =>
Sn(OH)2 + H3(PO)3 = Sn(PO)3 + H3(OH)2
Mn + Cl + HSO4 = MnSO4 + HCl =>
Mn + Cl + HSO4 = MnSO4 + HCl
ZrOCl2 + NaOH = ZrO2 + NaCl + H2O =>
ZrOCl2 + 2 NaOH = ZrO2 + 2 NaCl + H2O
Na2S + Fe2SO4 = Na2SO4 + Fe2S =>
Na2S + Fe2SO4 = Na2SO4 + Fe2S
AlOH{2+} + FeSCN{2+} = AlOHFeSCN{4+} =>
AlOH{2+} + FeSCN{2+} = AlOHFeSCN{4+}
HNO3 + CaCO3 + NaOH = NaNO3 + Ca(OH)2 + CO2 =>
HNO3 + CaCO3 + NaOH = NaNO3 + Ca(OH)2 + CO2
(NH4)2SO4 + KNO3 = NH4NO3 + K2SO4 =>
(NH4)2SO4 + 2 KNO3 = 2 NH4NO3 + K2SO4
Zn + CuSO4H2O = Cu + ZnSO4H2O =>
Zn + CuSO4H2O = Cu + ZnSO4H2O
ZnC2H3O2 + FeBr2 = ZnBr + Fe(C2H3O2)2 =>
2 ZnC2H3O2 + FeBr2 = 2 ZnBr + Fe(C2H3O2)2
SO3{-2)+H2O = SO4{-2}+H{+}+e =>
SO3{-2)+H2O = SO4{-2}+2H{+}+2e
FeCl2 + KMnO4 + HCl3 = FeCl3 + KCl + MnCl2 + H2O =>
21 FeCl2 + KMnO4 + 8 HCl3 = 21 FeCl3 + KCl + MnCl2 + 4 H2O
K2SO3 = K2O + SO2 =>
K2SO3 = K2O + SO2
HBr + AgC2H3O2 = C4H8O4 + AgBr =>
2 HBr + 2 AgC2H3O2 = C4H8O4 + 2 AgBr
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Équations équilibrées sur12/13/24
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