| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaOH + H2SO4 = 2 H2O + Na2SO4
CH3COOH + CH3I = CH3COOCH3 + HI =>
CH3COOH + CH3I = CH3COOCH3 + HI
Pb(NO3)2 = PbO(s) + NO2(g) + O2(g) =>
2 Pb(NO3)2 = 2 PbO(s) + 4 NO2(g) + O2(g)
Al + H2O(l) = H2 + Al2O3 =>
2 Al + 3 H2O(l) = 3 H2 + Al2O3
Pb(NO3)2 = PbO(s) + NO2(g) + O2(g) =>
2 Pb(NO3)2 = 2 PbO(s) + 4 NO2(g) + O2(g)
Ni + HNO3 = H2 + Ni(NO3)2 =>
Ni + 2 HNO3 = H2 + Ni(NO3)2
PB(NO3)2 = PBO(s) + NO2(g) + O2(g) =>
2 PB(NO3)2 = 2 PBO(s) + 4 NO2(g) + O2(g)
AgNO3 + KCl = KNO3 + AgCl =>
AgNO3 + KCl = KNO3 + AgCl
B + O2 = BO2 =>
B + O2 = BO2
Zn + CH3COOH = Zn2(CH3COO) + H2 =>
4 Zn + 2 CH3COOH = 2 Zn2(CH3COO) + H2
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
Fe(NO3) + Mg = Mg(NO3) + Fe =>
Fe(NO3) + Mg = Mg(NO3) + Fe
B + O2 = BO2 =>
B + O2 = BO2
Al + H2O(l) = H2 + Al2O3 =>
2 Al + 3 H2O(l) = 3 H2 + Al2O3
Pb(NO3)2 = PbO(s) + NO2(g) + O2(g) =>
2 Pb(NO3)2 = 2 PbO(s) + 4 NO2(g) + O2(g)
CaCl2 + NaH2PO4 = NaCl + HCl + Ca3(PO4)2 =>
3 CaCl2 + 2 NaH2PO4 = 2 NaCl + 4 HCl + Ca3(PO4)2
K(s) + O2 = K4O2 =>
4 K(s) + O2 = K4O2
Cu(SO4) + NH4(OH) = Cu(OH) + NH4(SO4) =>
Cu(SO4) + NH4(OH) = Cu(OH) + NH4(SO4)
Pb3(PO4)2 = Pb + PO4 =>
Pb3(PO4)2 = 3 Pb + 2 PO4
NaOH + KF = NaF + KOH =>
NaOH + KF = NaF + KOH
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
KMnO4 + H2SO3 = MnO2 + K2SO4 + O2 + H2O =>
2 KMnO4 + H2SO3 = 2 MnO2 + K2SO4 + O2 + H2O
Zn + Fe(NH4)2(SO4)2 = Zn(NH4)2(SO4)2 + Fe =>
Zn + Fe(NH4)2(SO4)2 = Zn(NH4)2(SO4)2 + Fe
S2O3{2-} + Fe{3+} + Fe(CN)6{3-} = S4O6{2-} + Fe4[Fe(CN)6]3 =>
6 S2O3{2-} + 8 Fe{3+} + 6 Fe(CN)6{3-} = 3 S4O6{2-} + 2 Fe4[Fe(CN)6]3
Ba(ClO3)2 + Na2(SO4) = BaSO4 + NaClO3 =>
Ba(ClO3)2 + Na2(SO4) = BaSO4 + 2 NaClO3
K2CrO7 + H2SO4 + CH3CH2OH = Cr2(SO4)3 + H2O + CH3COOH + K2SO4 =>
4 K2CrO7 + 10 H2SO4 + 9 CH3CH2OH = 2 Cr2(SO4)3 + 19 H2O + 9 CH3COOH + 4 K2SO4
Bi(NO3)3 + Fe(NO3)3 + C6H8O7 = BiFeO3 + CO2 + H2O + N2 =>
3 Bi(NO3)3 + 3 Fe(NO3)3 + 5 C6H8O7 = 3 BiFeO3 + 30 CO2 + 20 H2O + 9 N2
As2S3 + HNO3 = HAsO3 + SO2 + NO2 + H2O =>
As2S3 + 22 HNO3 = 2 HAsO3 + 3 SO2 + 22 NO2 + 10 H2O
CU + H2SO4 = CUS + CUSO4 + H2O =>
4 CU + 4 H2SO4 = CUS + 3 CUSO4 + 4 H2O
AgNO3 + KI = AgI + KNO3 =>
AgNO3 + KI = AgI + KNO3
ZnS + O2 = ZnO + SO4O2 =>
2 ZnS + 7 O2 = 2 ZnO + 2 SO4O2
Cr(HO)3 + HClO4 = Cr(ClO4)3 + H2O =>
Cr(HO)3 + 3 HClO4 = Cr(ClO4)3 + 3 H2O
Ba(NO3)2 + Na2SO4 = BaSO4 + NaNO3 =>
Ba(NO3)2 + Na2SO4 = BaSO4 + 2 NaNO3
ZnS + O2 = ZnO + SO4O2 =>
2 ZnS + 7 O2 = 2 ZnO + 2 SO4O2
HC4H4O6 + NaOH = NaHC4H4O6 + OH =>
HC4H4O6 + NaOH = NaHC4H4O6 + OH
Na + H2SO4 = Na2SO4 + H2 =>
2 Na + H2SO4 = Na2SO4 + H2
SiO2 + NaOH = Na2Si3O7 + H2O =>
3 SiO2 + 2 NaOH = Na2Si3O7 + H2O
KMnO4 + HCl = Mn + Cl + KCl + H2O =>
KMnO4 + 8 HCl = Mn + 7 Cl + KCl + 4 H2O
KOH + Co(PO4)2 = KPO4 + Co(OH)2 =>
2 KOH + Co(PO4)2 = 2 KPO4 + Co(OH)2
P4 + F2 = PF3 =>
P4 + 6 F2 = 4 PF3
K2Cr2O7 + H2C2O4*2H2O = K[Cr(H2O)2(C2O4)2] + H2O + CO2 =>
K2Cr2O7 + 7 H2C2O4*2H2O = 2 K[Cr(H2O)2(C2O4)2] + 17 H2O + 6 CO2
CH3Br + H2O2 = CH3OH + Br2 =>
2 CH3Br + H2O2 = 2 CH3OH + Br2
Cu2Br + Pb2C2H3O2 = Pb2Br + Cu2C2H3O2 =>
Cu2Br + Pb2C2H3O2 = Pb2Br + Cu2C2H3O2
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
SO3 + H2O = SO + HO =>
SO3 + 2 H2O = SO + 4 HO
O2 + H2 = OH2 =>
O2 + 2 H2 = 2 OH2
Cl2 + Na2S2O3 + NaOH = NaHSO4 + NaCl + H2O =>
4 Cl2 + Na2S2O3 + 8 NaOH = 2 NaHSO4 + 8 NaCl + 3 H2O
Ni + HNO3 = H2 + Ni(NO3)2 =>
Ni + 2 HNO3 = H2 + Ni(NO3)2
Fe3(PO4)3 + Na(SO4)2 = Fe3(SO4)2 + Na(PO4)3 =>
Fe3(PO4)3 + Na(SO4)2 = Fe3(SO4)2 + Na(PO4)3
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/17/23
Équations équilibrées sur12/17/22
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