| Équations équilibrées la veille | Équations équilibrées le lendemain |
90 Ca(NO3)2 + 54(NH4)2HPO4 + 32 C6H8O7 = 9 Ca10(PO4)6(OH)2 + 192 CO2 + 362 H2O + 144 N2
H{+} + NO3{-} + Cu = Cu{+2} + NO2 + H2O =>
4 H{+} + 2 NO3{-} + Cu = Cu{+2} + 2 NO2 + 2 H2O
Mg(s) + Cu(NO3) = Mg(NO3)(aq) + Cu(aq) =>
Mg(s) + Cu(NO3) = Mg(NO3)(aq) + Cu(aq)
HBr(aq) = H + Br =>
HBr(aq) = H + Br
*C6H12O6 = C + H2O =>
*C6H12O6 = 6 C + 6 H2O
H3BO3 + K = B + KOH =>
H3BO3 + 3 K = B + 3 KOH
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
RhCl3 + O2 = Rh2O3 + RhCl4 =>
16 RhCl3 + 3 O2 = 2 Rh2O3 + 12 RhCl4
BrO3{-} + [Fe(CN)6]{-4} + H{+} = Br + [Fe(CN)6]{-3} + H2O =>
BrO3{-} + 5[Fe(CN)6]{-4} + 6 H{+} = Br + 5[Fe(CN)6]{-3} + 3 H2O
AlCl3 + Br2 = AlBr3 + Cl2 =>
2 AlCl3 + 3 Br2 = 2 AlBr3 + 3 Cl2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
NH3 + Cl = ClN + H =>
NH3 + Cl = ClN + 3 H
S2O8{2-} + Mn{+2} + H2O = MnO4{-} + SO4{-2} + H{+} =>
5 S2O8{2-} + 2 Mn{+2} + 8 H2O = 2 MnO4{-} + 10 SO4{-2} + 16 H{+}
ZnSO4 + Li2CO3 = ZnCO3 + Li2SO4 =>
ZnSO4 + Li2CO3 = ZnCO3 + Li2SO4
BaO + Al = Al2O3 + Ba =>
3 BaO + 2 Al = Al2O3 + 3 Ba
NbO + HCl = NbCl2 + H2O =>
NbO + 2 HCl = NbCl2 + H2O
Zn(OH)2 + NH3*H2O = [Zn(NH3)4](OH)2 + H2O =>
Zn(OH)2 + 4 NH3*H2O = [Zn(NH3)4](OH)2 + 4 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
CrO + H2CO3 = CrCO3 + H2O =>
CrO + H2CO3 = CrCO3 + H2O
C2H5OH + CuO = C2H4O + Cu + H2O =>
C2H5OH + CuO = C2H4O + Cu + H2O
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
Ba(aq) + (CrO4)(aq) = Ba2O2 + Cr =>
4 Ba(aq) + (CrO4)(aq) = 2 Ba2O2 + Cr
IO3 + SO3{2-} = I2 + SO4{2-} =>
2 IO3 + 6 SO3{2-} = I2 + 6 SO4{2-}
Ba(NO3)2 + HCl = BaCl2 + HNO3 =>
Ba(NO3)2 + 2 HCl = BaCl2 + 2 HNO3
C4O2H8 + O2 = CO2 + H2O =>
C4O2H8 + 5 O2 = 4 CO2 + 4 H2O
COCl2 + KOH + KClO = CO2O3 + KCl + H2O =>
COCl2 + 2 KOH + 3 KClO = CO2O3 + 5 KCl + H2O
KMnO4 + NaOH + Na2SO3 = K2MnO4 + Na2MnO4 + Na2SO4 + H2O =>
2 KMnO4 + 2 NaOH + Na2SO3 = K2MnO4 + Na2MnO4 + Na2SO4 + H2O
ZnCO3 + NaCl = NaCO3 + ZnCl =>
ZnCO3 + NaCl = NaCO3 + ZnCl
NaSO + BaCl = BaSO + NaCl =>
NaSO + BaCl = BaSO + NaCl
KOH + CO2 = K2CO3H2O =>
2 KOH + CO2 = K2CO3H2O
Li3PO4 + K2SO4 = K3PO4 + Li2SO4 =>
2 Li3PO4 + 3 K2SO4 = 2 K3PO4 + 3 Li2SO4
Cs3PO4 + H2O = (Cs3)2O + HPO4 =>
2 Cs3PO4 + H2O = (Cs3)2O + 2 HPO4
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
PbS = Pb + S =>
PbS = Pb + S
CH3COH + CU(OH)2 = CUOH + CH3COOH + H2O =>
CH3COH + 2 CU(OH)2 = 2 CUOH + CH3COOH + H2O
FeCl3 + H2S = FeCl2 + HCl + S =>
2 FeCl3 + H2S = 2 FeCl2 + 2 HCl + S
Fe + O2 + H2O = Fe(OH)2 =>
2 Fe + O2 + 2 H2O = 2 Fe(OH)2
(ii)C8H18 + O2 = CO2 + H2O =>
2(ii)C8H18 + 25 O2 = 16 CO2 + 18 H2O
H2SO4 + CuCl2 = H2Cl2 + CuSO4 =>
H2SO4 + CuCl2 = H2Cl2 + CuSO4
I2 + Mg = IMg =>
I2 + 2 Mg = 2 IMg
C5H8 + HCl = C4H6Cl2 + H2 =>
4 C5H8 + 10 HCl = 5 C4H6Cl2 + 6 H2
Na2B4O7 + H2O = H3BO3 + NaOH =>
Na2B4O7 + 7 H2O = 4 H3BO3 + 2 NaOH
NO2 + H3N = H2O + N2O =>
8 NO2 + 6 H3N = 9 H2O + 7 N2O
FeCl3 + H2S = FeCl2 + HCl + S =>
2 FeCl3 + H2S = 2 FeCl2 + 2 HCl + S
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Sr + H2O = Sr(OH)2 + H2 =>
Sr + 2 H2O = Sr(OH)2 + H2
C2H5NSCl + O2 = CO2 + H2O + NO2 + SO2 + Cl2 =>
4 C2H5NSCl + 21 O2 = 8 CO2 + 10 H2O + 4 NO2 + 4 SO2 + 2 Cl2
Na2B4O7 + H2O = H3BO3 + NaOH =>
Na2B4O7 + 7 H2O = 4 H3BO3 + 2 NaOH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/03/24
Équations équilibrées sur12/03/23
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