| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2CO3 + CaCl2 = CaCO3 + 2 KCl
S{-} = S + e =>
S{-} = S + e
C8H16 + KMnO4 + H2SO4 = C4H8O2 + MnSO4 + K2SO4 + H2O =>
5 C8H16 + 8 KMnO4 + 12 H2SO4 = 10 C4H8O2 + 8 MnSO4 + 4 K2SO4 + 12 H2O
At2 + TiBr = AtBr + TiAt2 =>
3 At2 + 2 TiBr = 2 AtBr + 2 TiAt2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
NaCN + H2O = HCN + Na2O =>
2 NaCN + H2O = 2 HCN + Na2O
Ni{2} + NH3 = Ni(NH3)6{2} =>
Ni{2} + 6 NH3 = Ni(NH3)6{2}
CrO4 + N2O = Cr + NO =>
CrO4 + 4 N2O = Cr + 8 NO
NaCN + H2O = HCOONa + NH3 =>
NaCN + 2 H2O = HCOONa + NH3
C2H5NO2 + Ca(NO3)2*4H2O + (NH4)H2PO4 = Ca10(PO4)6(OH)2 + CO2 + H2O + N2 =>
82 C2H5NO2 + 90 Ca(NO3)2*4H2O + 54(NH4)H2PO4 = 9 Ca10(PO4)6(OH)2 + 164 CO2 + 718 H2O + 158 N2
O2 + Mg5 = MgO =>
5 O2 + 2 Mg5 = 10 MgO
Ca5(PO4)3F + H2SO4 + H2O = H3PO4 + CaSO4*H2O + HF =>
Ca5(PO4)3F + 5 H2SO4 + 5 H2O = 3 H3PO4 + 5 CaSO4*H2O + HF
SO2 + Br2 = Br2S + O2 =>
SO2 + Br2 = Br2S + O2
C6H5OH + CH3COCl = CH3COOC6H5 + HCl =>
C6H5OH + CH3COCl = CH3COOC6H5 + HCl
NaHCO3 + HC2H3O3 = H2O + CO2 + NaC2H3O2 =>
3 NaHCO3 + 4 HC2H3O3 = 5 H2O + 5 CO2 + 3 NaC2H3O2
Ca(OH)2 + CH3COOH = CaCO3 + H2O + CH3 =>
6 Ca(OH)2 + 7 CH3COOH = 6 CaCO3 + 8 H2O + 8 CH3
BaCl2 + CuCl2 = BaCu + Cl =>
BaCl2 + CuCl2 = BaCu + 4 Cl
CHCOOH + NaOCl = HOCl + CHCOONa =>
CHCOOH + NaOCl = HOCl + CHCOONa
H2SO4 + Fe = Fe(HSO4) + H2 =>
2 H2SO4 + 2 Fe = 2 Fe(HSO4) + H2
H2O + P2O3 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H3PO4 =>
9 H2O + 5 P2O3 + 4 KMnO4 + 6 H2SO4 = 2 K2SO4 + 4 MnSO4 + 10 H3PO4
Cr2O3 + KOH + H2O = K3Cr(OH)6 =>
Cr2O3 + 6 KOH + 3 H2O = 2 K3Cr(OH)6
NaN2 + KNO3 + SiO2 = Na4SiO4 + K4SiO4 + N2 =>
20 NaN2 + 4 KNO3 + 6 SiO2 = 5 Na4SiO4 + K4SiO4 + 22 N2
H3SbCl6 + H2S = Sb2S3 + HCl =>
2 H3SbCl6 + 3 H2S = Sb2S3 + 12 HCl
AgNO3 + C6H8O7 = Ag2O + CO2 + N2 + H2O =>
18 AgNO3 + 5 C6H8O7 = 9 Ag2O + 30 CO2 + 9 N2 + 20 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
KI + NaS2O8 + H2O = KIO3 + Na2SO4 + H2SO4 =>
KI + 2 NaS2O8 + 3 H2O = KIO3 + Na2SO4 + 3 H2SO4
C3H7OH + [O] = C2H7COOH =>
C3H7OH + [O] = C2H7COOH
Mg(NO3) + BaCl2 = MgCl2 + BaNO3 =>
Mg(NO3) + BaCl2 = MgCl2 + BaNO3
H2(SO4) + Pb(CH3COO)2 = Pb(SO4) + CH3COOH =>
H2(SO4) + Pb(CH3COO)2 = Pb(SO4) + 2 CH3COOH
K2CO3 + CUSO4 = K2SO4 + CUCO3 =>
K2CO3 + CUSO4 = K2SO4 + CUCO3
He + Cl2 = HeCl3 =>
2 He + 3 Cl2 = 2 HeCl3
C6H6 + S2 = CS2 + H2S =>
2 C6H6 + 15 S2 = 12 CS2 + 6 H2S
Sr3 + P2 + H2O = Sr(OH)2 + PH3 =>
Sr3 + P2 + 6 H2O = 3 Sr(OH)2 + 2 PH3
C3H6O2S(s) + O2(g) = CO2(g) + H2O(l) + SO3(g) =>
C3H6O2S(s) + 5 O2(g) = 3 CO2(g) + 3 H2O(l) + SO3(g)
BaO4(s) + HNo3(aq) = Ba(No3)2(aq) + H2O2(aq) + O2(g) =>
BaO4(s) + 2 HNo3(aq) = Ba(No3)2(aq) + H2O2(aq) + O2(g)
NiSO4 + NH4OH = [Ni(NH3)6](OH)2 + (NH4)2SO4 + H2O =>
NiSO4 + 8 NH4OH = [Ni(NH3)6](OH)2 + (NH4)2SO4 + 6 H2O
FeCO3(s) + H2SO4(aq) = FeSO4(aq) + CO2(g) + H2O(l) =>
FeCO3(s) + H2SO4(aq) = FeSO4(aq) + CO2(g) + H2O(l)
H3PO4 + Na2S = Na3PO4 + H2S =>
2 H3PO4 + 3 Na2S = 2 Na3PO4 + 3 H2S
Bi{3+} + H2O = BiO3{-} + H{+} + {-} =>
Bi{3+} + 3 H2O = BiO3{-} + 6 H{+} + 2e
SO2 + KOH = H2O + K2SO3 =>
SO2 + 2 KOH = H2O + K2SO3
Pb(NO3)2 + AlCl3 = PbCl2 + Al(NO3)3 =>
3 Pb(NO3)2 + 2 AlCl3 = 3 PbCl2 + 2 Al(NO3)3
Na2O + K = K2O + Na =>
Na2O + 2 K = K2O + 2 Na
HI(g) = H2(g) + I2(g) =>
2 HI(g) = H2(g) + I2(g)
(CH3CH3) + O2 = CO2 + H2O =>
2(CH3CH3) + 7 O2 = 4 CO2 + 6 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CaCO3 + SO4 = CaSO4 + CO3 =>
CaCO3 + SO4 = CaSO4 + CO3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
C12H22O11 + HCl = C12H19Cl3O8 + H2O =>
C12H22O11 + 3 HCl = C12H19Cl3O8 + 3 H2O
Na2CO3 + Sr(NO3)2 = Na2(NO3)2 + SrCO3 =>
Na2CO3 + Sr(NO3)2 = Na2(NO3)2 + SrCO3
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Équations équilibrées sur12/24/24
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