| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH4 + Cu = CuCH4
Cr(N3O9)9H2O + AgNO3 = AgCrO2 + N4 + H + O =>
Cr(N3O9)9H2O + AgNO3 = AgCrO2 + 7 N4 + 2 H + 83 O
K2SO3 + H2O = S + K2SO4 + KOH =>
3 K2SO3 + H2O = S + 2 K2SO4 + 2 KOH
H3PO2 + H2O = H3O{+} + H2PO2{-}1 =>
H3PO2 + H2O = H3O{+} + H2PO2{-}1
Na2SO4 + Al4C3 = Na4C + Al2(SO4)3 =>
6 Na2SO4 + Al4C3 = 3 Na4C + 2 Al2(SO4)3
(NaH2PO4) + CaCl2 = Ca(H2PO4)2 + NaCl =>
2(NaH2PO4) + CaCl2 = Ca(H2PO4)2 + 2 NaCl
Al + sulfuricacid = hydrogen + aluminumsulfate =>
2 Al + 3 H2SO4 = 3 H2 + Al2(SO4)3
Sn(s) + AgNo3(aq) = Ag(s) + Sn(No3)4(aq) =>
Sn(s) + 4 AgNo3(aq) = 4 Ag(s) + Sn(No3)4(aq)
BrF3 + KF + Au = Br2 + KAuF4 =>
2 BrF3 + 2 KF + 2 Au = Br2 + 2 KAuF4
CH3 + O2 = CH3CH2COOH + H2O =>
12 CH3 + 7 O2 = 4 CH3CH2COOH + 6 H2O
A1 + H2(SO4) = A12(SO4)3 + H2 =>
12 A1 + 3 H2(SO4) = A12(SO4)3 + 3 H2
Br3O8 + KOH = KBrO3 + KBrO4 + H2O =>
2 Br3O8 + 6 KOH = 5 KBrO3 + KBrO4 + 3 H2O
NaNO2 + NaClO + H2SO4 = Cl2 + NaNO3 + Na2SO4 + H2O =>
NaNO2 + 2 NaClO + H2SO4 = Cl2 + NaNO3 + Na2SO4 + H2O
Fe2(SO4) + Cu = Cu(SO4) + Fe =>
Fe2(SO4) + Cu = Cu(SO4) + 2 Fe
AlBr3 + (NH4)2Cr2O7 = Al2(Cr2O7)3 + NH4Br =>
2 AlBr3 + 3(NH4)2Cr2O7 = Al2(Cr2O7)3 + 6 NH4Br
Br3O8 + KOH = KBrO3 + KBrO4 + H2O =>
2 Br3O8 + 6 KOH = 5 KBrO3 + KBrO4 + 3 H2O
H2C4H4O6 + NaOH = C4NaHO4 + H2O =>
H2C4H4O6 + NaOH = C4NaHO4 + 3 H2O
HS2O3 = S + HSO4 + H2O =>
7 HS2O3 = 9 S + 5 HSO4 + H2O
Fe2O3 + H2CO3 = Fe2(CO3)3 + H2O =>
Fe2O3 + 3 H2CO3 = Fe2(CO3)3 + 3 H2O
SrO + C + Cl2 = SrCl + CO =>
2 SrO + 2 C + Cl2 = 2 SrCl + 2 CO
MnOH = MnH + O2 =>
2 MnOH = 2 MnH + O2
CH3CHO + KMnO4 + H2SO4 = CH3COOH + MnO2 + H2O + K2SO4 =>
3 CH3CHO + 2 KMnO4 + H2SO4 = 3 CH3COOH + 2 MnO2 + H2O + K2SO4
Cu(OH)2 + NO2 = Cu(NO3)2 + H2 =>
Cu(OH)2 + 2 NO2 = Cu(NO3)2 + H2
HCl + NaOH = H2Cl + NaO =>
HCl + NaOH = H2Cl + NaO
F2 + S = SF =>
F2 + 2 S = 2 SF
K2CrO4 + H2S + HNO3 = KNO3 + Cr(NO3)3 + S2 + H2O =>
4 K2CrO4 + 6 H2S + 20 HNO3 = 8 KNO3 + 4 Cr(NO3)3 + 3 S2 + 16 H2O
PhCH3 + KO4 = PhCOOH + K2 + H2O =>
8 PhCH3 + 6 KO4 = 8 PhCOOH + 3 K2 + 8 H2O
Al2(SO4)3 + BrCl = Al2Cl3 + BrSO4 =>
Al2(SO4)3 + 3 BrCl = Al2Cl3 + 3 BrSO4
Cr2(SO4)3 + FeSO4 = Fe2(SO4)3 + CrSO4 =>
Cr2(SO4)3 + 2 FeSO4 = Fe2(SO4)3 + 2 CrSO4
Li(OH) = Li2O + H2O =>
2 Li(OH) = Li2O + H2O
((NH3)5Co(O2)Co(NH3)5)(SO4)2 + K2S2O8 + (NH4)2SO4 = ((NH3)5Co(O2)Co(NH3)5)(SO4)2(HSO4) + K2SO4 + NH3 =>
2((NH3)5Co(O2)Co(NH3)5)(SO4)2 + K2S2O8 + (NH4)2SO4 = 2((NH3)5Co(O2)Co(NH3)5)(SO4)2(HSO4) + K2SO4 + 2 NH3
C3H45OH + O2 = H2O + CO2 =>
C3H45OH + 14 O2 = 23 H2O + 3 CO2
Co(OH)3 + H{+} = Co{3+} + H2O =>
Co(OH)3 + 3 H{+} = Co{3+} + 3 H2O
NaCl + HF = NaF + HCl =>
NaCl + HF = NaF + HCl
KBrO3 + HCl = Cl2 + KBr + H2O =>
KBrO3 + 6 HCl = 3 Cl2 + KBr + 3 H2O
NH3(aq) + H(aq) = NH4 =>
NH3(aq) + H(aq) = NH4
Mg2NO3 + KCO3 = KNO3 + Mg2CO3 =>
Mg2NO3 + KCO3 = KNO3 + Mg2CO3
NH3 + HCl2 = NCl3 + HCl =>
NH3 + 6 HCl2 = NCl3 + 9 HCl
K2SO3(aq) + HCl(aq) = KCl + H2O + SO2 =>
K2SO3(aq) + 2 HCl(aq) = 2 KCl + H2O + SO2
CaCO3 + FePO4 = Ca3(PO4)2 + Fe2(CO3)3 =>
3 CaCO3 + 2 FePO4 = Ca3(PO4)2 + Fe2(CO3)3
MgSO4(s) = Mg(aq) + SO4(aq) =>
MgSO4(s) = Mg(aq) + SO4(aq)
NH3(aq) + Cu(NO3)2(aq) = [Cu(NH3)4]{2+}(aq) + NO3{-}(aq) =>
4 NH3(aq) + Cu(NO3)2(aq) = [Cu(NH3)4]{2+}(aq) + 2 NO3{-}(aq)
PbI2I1 = Pb2 + I1 =>
2 PbI2I1 = Pb2 + 6 I1
(NH4)2CO3 + NaOH = Na2 + CO3 + NH3 + H2O =>
(NH4)2CO3 + 2 NaOH = Na2 + CO3 + 2 NH3 + 2 H2O
Sn(NO3)2 + KOH = K[Sn(OH)3] + KNO3 =>
Sn(NO3)2 + 3 KOH = K[Sn(OH)3] + 2 KNO3
Pb(CH3COO)2(aq) + K2CrO4(aq) = PbCrO4 + KCH3COO(aq) =>
Pb(CH3COO)2(aq) + K2CrO4(aq) = PbCrO4 + 2 KCH3COO(aq)
I2 + NaOH = Na3IO3 + NaI + H2O =>
2 I2 + 6 NaOH = Na3IO3 + 3 NaI + 3 H2O
CaH2(CO3)2 = CaO + CO2 + H2O =>
CaH2(CO3)2 = CaO + 2 CO2 + H2O
H2 + O23 = H2O =>
23 H2 + O23 = 23 H2O
C6H4(OH)COOH + Mg = C6H4(OH)COOMg + H2 =>
2 C6H4(OH)COOH + 2 Mg = 2 C6H4(OH)COOMg + H2
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Équations équilibrées sur07/22/24
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