| Équations équilibrées la veille | Équations équilibrées le lendemain |
PB(NO3)2(aq) + 2 NaCl(aq) = PBCl2(s) + 2 NaNO3(aq)
HNO3 + Zn = ZnNO3 + N2 + H2O =>
12 HNO3 + 10 Zn = 10 ZnNO3 + N2 + 6 H2O
ClO3{-} + SO2 + H2O = Cl{-} + SO42{-} + H{+} =>
79 ClO3{-} + 6 SO2 + 3 H2O = 79 Cl{-} + 6 SO42{-} + 6 H{+}
IO3{-} + HSO3{-} = H{+} + I{-} + SO4{-2} + } =>
IO3{-} + 3 HSO3{-} = 3 H{+} + I{-} + 3 SO4{-2} + }
Fe2P + FeS2 = FeS + P2S10 =>
2 Fe2P + 14 FeS2 = 18 FeS + P2S10
(NH4)SO4 + H2O = NH4O + H2SO4 =>
(NH4)SO4 + H2O = NH4O + H2SO4
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
MgCl + AuNO3 = MgNO3 + AuCl =>
MgCl + AuNO3 = MgNO3 + AuCl
Ca(OH)2 + ((NH4)2)SO4 = CaSO4 + NH3 + H2O =>
Ca(OH)2 + ((NH4)2)SO4 = CaSO4 + 2 NH3 + 2 H2O
Cu + NO3 = Cu2(NO3) =>
2 Cu + NO3 = Cu2(NO3)
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
C2H6 + NH3 + O2 = C3H3N + H2O =>
6 C2H6 + 4 NH3 + 9 O2 = 4 C3H3N + 18 H2O
KNO3 + H2O2 = KOH + NHO4 =>
KNO3 + H2O2 = KOH + NHO4
NaNO3 + H2SO4(aq) = NaHSO4 + HNO3(aq) =>
NaNO3 + H2SO4(aq) = NaHSO4 + HNO3(aq)
H2SO4 + MgSO3 = MgSO4 + H2 + SO2 =>
H2SO4 + 2 MgSO3 = 2 MgSO4 + H2 + SO2
KNO3 + Cl2 = KCl + NO3 =>
2 KNO3 + Cl2 = 2 KCl + 2 NO3
(NH4)2CO3(aq) + NiCl2(aq) = NiCO3(s) + NH4Cl(aq) =>
(NH4)2CO3(aq) + NiCl2(aq) = NiCO3(s) + 2 NH4Cl(aq)
HI + H2SO4 = I + H2O + SO2 =>
2 HI + H2SO4 = 2 I + 2 H2O + SO2
Ca{2+} + As{3-} = Ca + As =>
3 Ca{2+} + 2 As{3-} = 3 Ca + 2 As
Cu + MnO4{-} + H2O = Cu{2+} + OH{-} + MnO2 =>
3 Cu + 2 MnO4{-} + 4 H2O = 3 Cu{2+} + 8 OH{-} + 2 MnO2
Fe(II) + HCl = Fe(II)Cl2 + H =>
Fe(II) + 2 HCl = Fe(II)Cl2 + 2 H
FeCl3 + NH3 + H2O = (NH4)Cl + Fe(OH)3 =>
FeCl3 + 3 NH3 + 3 H2O = 3(NH4)Cl + Fe(OH)3
NaNO2 + HNO3 = NaNO3 + H2O + NO =>
3 NaNO2 + 2 HNO3 = 3 NaNO3 + H2O + 2 NO
C2H7N + O2 = CO2 + H2O + NO =>
4 C2H7N + 17 O2 = 8 CO2 + 14 H2O + 4 NO
FeS04 + KMnO4 + H2SO4 = Fe(SO4)3 + KHSO4 + MnSO4 + H2O =>
FeS04 + 6 KMnO4 + 11 H2SO4 = Fe(SO4)3 + 6 KHSO4 + 6 MnSO4 + 8 H2O
HNO3 + Zn(OH)2 = H(OH)2 + (NO3)Zn =>
HNO3 + Zn(OH)2 = H(OH)2 + (NO3)Zn
KMnO4 + KCrO2 + KOH = K2CrO4 + K2MnO4 + H2O =>
3 KMnO4 + KCrO2 + 4 KOH = K2CrO4 + 3 K2MnO4 + 2 H2O
Fe + AgNO3 = Fe(NO3)4 + Ag =>
Fe + 4 AgNO3 = Fe(NO3)4 + 4 Ag
Mg + C6H8O7 = Mg3(C6H5O7) + H2 =>
6 Mg + 2 C6H8O7 = 2 Mg3(C6H5O7) + 3 H2
BaCl2 + Al2(SO4)3 = BaSO4 + AlCl3 =>
3 BaCl2 + Al2(SO4)3 = 3 BaSO4 + 2 AlCl3
IO3{-} + Br2 = BrO3{-} + I2 =>
2 IO3{-} + Br2 = 2 BrO3{-} + I2
Al + Cl3 = AlCl3 =>
Al + Cl3 = AlCl3
Pb(NO3)4 + (NH4)3PO4 = NH4NO3 + Pb3(PO4)4 =>
3 Pb(NO3)4 + 4(NH4)3PO4 = 12 NH4NO3 + Pb3(PO4)4
Pb3O4 + HCl = PbCl2 + PbClO3 + H2O =>
5 Pb3O4 + 28 HCl = 13 PbCl2 + 2 PbClO3 + 14 H2O
Sn + NaOH = Na2SnO2 + H2 =>
Sn + 2 NaOH = Na2SnO2 + H2
BaSO4 + FeCl3 = Fe2(SO4)3 + BaCl2 =>
3 BaSO4 + 2 FeCl3 = Fe2(SO4)3 + 3 BaCl2
K2Cr2O7 + H2SO4 + CH3CH2OH = CH3CHO + Cr(SO4) + K2SO4 + H2O =>
K2Cr2O7 + 3 H2SO4 + 4 CH3CH2OH = 4 CH3CHO + 2 Cr(SO4) + K2SO4 + 7 H2O
CuSO4 + NH3 + H2O = (NH4)2SO4 + Cu(NH3)4(OH)2 =>
CuSO4 + 6 NH3 + 2 H2O = (NH4)2SO4 + Cu(NH3)4(OH)2
C3NH9 + O2 = CO2 + N2O5 + H2O =>
2 C3NH9 + 13 O2 = 6 CO2 + N2O5 + 9 H2O
MgO + HNO3 = Mg(NO3)2 + H2O =>
MgO + 2 HNO3 = Mg(NO3)2 + H2O
FeCl2 + KNO3 + HCl = FeCl3 + NO2 + H2O + KCl =>
FeCl2 + KNO3 + 2 HCl = FeCl3 + NO2 + H2O + KCl
NaVO3 + H2O = Na4V6O17 + NaOH =>
6 NaVO3 + H2O = Na4V6O17 + 2 NaOH
K2CrO4 + Na2(SO3) + HCl = KCl + Na2(SO4) + CrCl3 + H2O =>
2 K2CrO4 + 3 Na2(SO3) + 10 HCl = 4 KCl + 3 Na2(SO4) + 2 CrCl3 + 5 H2O
NH4(aq) + H2O = H3O + NH3 =>
NH4(aq) + H2O = H3O + NH3
MnSO4Na3PO4 = Na3SO4MnPO4 =>
MnSO4Na3PO4 = Na3SO4MnPO4
Co2O3(s) + CO = Co(s) + CO2(g) =>
Co2O3(s) + 3 CO = 2 Co(s) + 3 CO2(g)
C3Al4 + HCl = CH4 + AlCl3 =>
C3Al4 + 12 HCl = 3 CH4 + 4 AlCl3
C8H10NH2(O)H2 = C8H10NH2H2O =>
C8H10NH2(O)H2 = C8H10NH2H2O
Br + MnI7 = BrMnI7 =>
Br + MnI7 = BrMnI7
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/27/24
Équations équilibrées sur05/27/23
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