| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 AgNO3(aq) + Na2O(aq) = Ag2O(s) + 2 NaNO3(aq)
KBr + Ag(NO)3 = K(NO)3 + AgBr =>
KBr + Ag(NO)3 = K(NO)3 + AgBr
HC2H3O2(g) + NaOH(aq) = NaC2H3O2(aq) + H2O(l) =>
HC2H3O2(g) + NaOH(aq) = NaC2H3O2(aq) + H2O(l)
NH4HSO3 + H2SO4 = (NH4)2SO4 + SO2 + H2O =>
2 NH4HSO3 + H2SO4 = (NH4)2SO4 + 2 SO2 + 2 H2O
LiOH(aq) + H3PO4(aq) = Li3PO4(aq) + H2O(g) =>
3 LiOH(aq) + H3PO4(aq) = Li3PO4(aq) + 3 H2O(g)
Fe + FeSO4 = FeO + FeSO3 =>
Fe + FeSO4 = FeO + FeSO3
P4O10 + H2 + O2 = H3PO4 =>
P4O10 + 6 H2 + 3 O2 = 4 H3PO4
FeCl3 + AgN03 = Fe(N03)3 + AgCl =>
FeCl3 + 3 AgN03 = Fe(N03)3 + 3 AgCl
Cu(OH)2 + HNo3 = Cu(No3)2 + H2O =>
Cu(OH)2 + 2 HNo3 = Cu(No3)2 + 2 H2O
HAuCl4 + Na2C2O4 = Au + CO2 + HCl + NaCl =>
2 HAuCl4 + 3 Na2C2O4 = 2 Au + 6 CO2 + 2 HCl + 6 NaCl
BaNO3(aq) + HSO3(aq) = HNO3(aq) + BaSO3(aq) =>
BaNO3(aq) + HSO3(aq) = HNO3(aq) + BaSO3(aq)
NaHSO4 + HNO3 = NaNO3 + HHSO4 =>
NaHSO4 + HNO3 = NaNO3 + HHSO4
K3[Fe(CN)6] + FeZn + H2SO4 = Fe3[Fe(CN)6]2 + Zn + K2SO4 + H2 =>
2 K3[Fe(CN)6] + 3 FeZn + 3 H2SO4 = Fe3[Fe(CN)6]2 + 3 Zn + 3 K2SO4 + 3 H2
(((NH4)3)(PO)4) = (H3(PO)4) + (NH3) =>
(((NH4)3)(PO)4) = (H3(PO)4) + 3(NH3)
CH3COCl + NaHCO4 = CH3COONa + HCl + CO3 =>
CH3COCl + NaHCO4 = CH3COONa + HCl + CO3
FeCl3 + Cu = Fe2Cu3 + Cl =>
2 FeCl3 + 3 Cu = Fe2Cu3 + 6 Cl
Pb + H3P = Pb3P4 + H2 =>
3 Pb + 4 H3P = Pb3P4 + 6 H2
H2S + H2O3 = H2O + S =>
2 H2S + H2O3 = 3 H2O + 2 S
CaO2(s) + HCl(aq) = H2O2(aq) + CaCl2(aq) =>
CaO2(s) + 2 HCl(aq) = H2O2(aq) + CaCl2(aq)
C3H10 + O2 = CO2 + H2O =>
2 C3H10 + 11 O2 = 6 CO2 + 10 H2O
AgIO3 = Ag + I + O2 =>
2 AgIO3 = 2 Ag + 2 I + 3 O2
Mg(HCO3)2 + NaOH = Mg(OH)2 + NaHCO3 =>
Mg(HCO3)2 + 2 NaOH = Mg(OH)2 + 2 NaHCO3
(NH4)2S + HC2H3O2 = NH4C2H3O2 + H2S =>
(NH4)2S + 2 HC2H3O2 = 2 NH4C2H3O2 + H2S
(NH4)4C + H2O = NH4OH + CH4 =>
(NH4)4C + 4 H2O = 4 NH4OH + CH4
Fe3 + Cl3 = FeCl =>
Fe3 + Cl3 = 3 FeCl
NaS + ZnCl = ZnS + NaCl =>
NaS + ZnCl = ZnS + NaCl
(KClO3) = KCl + O2 =>
2(KClO3) = 2 KCl + 3 O2
Pb(NO3)2(s) + H2SO4(aq) = PbSO4(s) + HNO3(aq) =>
Pb(NO3)2(s) + H2SO4(aq) = PbSO4(s) + 2 HNO3(aq)
Na2S + HNO3 = NaNO3 + NO + SO2 + H2O =>
Na2S + 4 HNO3 = 2 NaNO3 + 2 NO + SO2 + 2 H2O
BaSO4 + HF = BaF2 + H2SO4 =>
BaSO4 + 2 HF = BaF2 + H2SO4
P + K2Cr2O7 + H2O = Cr2O3 + K3PO4 + H3PO4 =>
18 P + 15 K2Cr2O7 + 12 H2O = 15 Cr2O3 + 10 K3PO4 + 8 H3PO4
C9H7O4Na + HCl = C9H8O4 + NaCl =>
C9H7O4Na + HCl = C9H8O4 + NaCl
(NO2) + H2O = NO + HNO3 =>
3(NO2) + H2O = NO + 2 HNO3
(NH4)3PO4 + Sr(OH)2 = NH3 + H2O + Sr3(PO4)2 =>
2(NH4)3PO4 + 3 Sr(OH)2 = 6 NH3 + 6 H2O + Sr3(PO4)2
FeCl2 + Na2S = FeS + NaCl =>
FeCl2 + Na2S = FeS + 2 NaCl
K3[Fe(CN)6] + FeZn + H2SO4 = Fe3[Fe(CN)6]2 + Zn + K2SO4 + H2 =>
2 K3[Fe(CN)6] + 3 FeZn + 3 H2SO4 = Fe3[Fe(CN)6]2 + 3 Zn + 3 K2SO4 + 3 H2
K2MnO4 + H2SO4 + HNO2 = K2SO4 + MnSO4 + HNO3 + H2O =>
K2MnO4 + 2 H2SO4 + 2 HNO2 = K2SO4 + MnSO4 + 2 HNO3 + 2 H2O
CH3COCl + NaHCO4 = CH3COONa + HCl + CO3 =>
CH3COCl + NaHCO4 = CH3COONa + HCl + CO3
Fe2O3 + H2 = Fe2 + H2O =>
Fe2O3 + 3 H2 = Fe2 + 3 H2O
S2O8{2-} + e = SO4{2-} =>
S2O8{2-} + 2e = 2 SO4{2-}
H2O + Fe2(SO4)3 + Na2CO3 = Fe(OH)3 + Na2SO4 + CO2 =>
3 H2O + Fe2(SO4)3 + 3 Na2CO3 = 2 Fe(OH)3 + 3 Na2SO4 + 3 CO2
BaCI2 + K2CO3 = BaCO3 + K2CI2 =>
BaCI2 + K2CO3 = BaCO3 + K2CI2
Cu(OH)2 + NH4 = Cu + NH3 + H2O =>
Cu(OH)2 + 2 NH4 = Cu + 2 NH3 + 2 H2O
CH3CH2COOH + Mg(OH)2 = (CH3CH2COO)2Mg + H2O =>
2 CH3CH2COOH + Mg(OH)2 = (CH3CH2COO)2Mg + 2 H2O
Cu(NH3)4{2+} + CN{-} = Cu(CN)4{3-} + NH3 + (CN)2 =>
2 Cu(NH3)4{2+} + 10 CN{-} = 2 Cu(CN)4{3-} + 8 NH3 + (CN)2
RCOONH4 + CaO = RCOOCa + NH3 + OH =>
RCOONH4 + CaO = RCOOCa + NH3 + OH
Hg2Sb2O7 + H2O = Hg2Sb2H2O8 =>
Hg2Sb2O7 + H2O = Hg2Sb2H2O8
MgO + N2O5 = MgN2 + O6 =>
MgO + N2O5 = MgN2 + O6
CH3COOH + H3PO4 = CH3COPO4 + H2O + H2 =>
CH3COOH + H3PO4 = CH3COPO4 + H2O + H2
CaCl2 + NaPO4 = Ca3(PO4)3 + NaCl2 =>
3 CaCl2 + 3 NaPO4 = Ca3(PO4)3 + 3 NaCl2
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