| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CH3NH2 + 4 KNO2 + 4 HCl = 2 CH3OH + 3 N2 + 4 KCl + 3 H2O2
AgNO3 + NaClO3 = AgCl + N2 + O2 + Na =>
2 AgNO3 + 2 NaClO3 = 2 AgCl + N2 + 6 O2 + 2 Na
HAuCl4 = Au + H + Cl =>
HAuCl4 = Au + H + 4 Cl
H + Pb(NO3)2 = Pb + HNO3 =>
2 H + Pb(NO3)2 = Pb + 2 HNO3
CaCl2 + K3PO4 = Ca3(PO4)2 + KCl =>
3 CaCl2 + 2 K3PO4 = Ca3(PO4)2 + 6 KCl
B = B2 =>
2 B = B2
C6H12O6 = C2H5OH + CO2 =>
C6H12O6 = 2 C2H5OH + 2 CO2
Cl + MnO = MnCl2 + O =>
2 Cl + MnO = MnCl2 + O
L2O5 + CO(g) = L2 + CO2 =>
L2O5 + 5 CO(g) = L2 + 5 CO2
Ba(OH)2 + H2SO3 = Ba(OH)3 + HSO2 =>
Ba(OH)2 + H2SO3 = Ba(OH)3 + HSO2
HNO3(aq) + H2S(g) = NO(g) + H2O(l) + S(s) =>
2 HNO3(aq) + 3 H2S(g) = 2 NO(g) + 4 H2O(l) + 3 S(s)
C8H16 + O2 = CO2 + H2O =>
C8H16 + 12 O2 = 8 CO2 + 8 H2O
KAlSi3O8 + H = Al2Si4O10(OH)2 + K + SiO2 =>
2 KAlSi3O8 + 2 H = Al2Si4O10(OH)2 + 2 K + 2 SiO2
MnO + PbO2 + H{+}NO{3} = HMnO4{-} + Pb{+2}(NO{3-})2 + H2O =>
MnO + 2 PbO2 + 3 H{+}NO{3} = HMnO4{-} + 2 Pb{+2}(NO{3-})2 + H2O
C2H6(s) + O2(g) = CO2(s) + H2O(g) =>
2 C2H6(s) + 7 O2(g) = 4 CO2(s) + 6 H2O(g)
KF + CaNO3 = KNO3 + CaF =>
KF + CaNO3 = KNO3 + CaF
C6H5COOH + Cr2O3 + Ca(OH)2 = C6H6 + CaCr2O7 + H2O =>
6 C6H5COOH + 5 Cr2O3 + 5 Ca(OH)2 = 7 C6H6 + 5 CaCr2O7 + 2 H2O
Fe2O3 + Cu = Cu2O2 + Fe =>
2 Fe2O3 + 6 Cu = 3 Cu2O2 + 4 Fe
Hg{2+} + Fe = Fe{2+} + Hg =>
Hg{2+} + Fe = Fe{2+} + Hg
Li2CO3(s) + HCl(aq) = LiCl(aq) + CO2(g) + H2O(g) =>
Li2CO3(s) + 2 HCl(aq) = 2 LiCl(aq) + CO2(g) + H2O(g)
KI + NaNO3 = KNO3 + NaI =>
KI + NaNO3 = KNO3 + NaI
KNO3 + HBr = HNO3 + KBr =>
KNO3 + HBr = HNO3 + KBr
ZnCO3 + NaOH = Na2ZnO2 + Na2CO3 + H2O =>
ZnCO3 + 4 NaOH = Na2ZnO2 + Na2CO3 + 2 H2O
H3CCH(OH)COOH + NaHCO3 = H3CCH(OH)COONa + H2O + CO2 =>
H3CCH(OH)COOH + NaHCO3 = H3CCH(OH)COONa + H2O + CO2
Fe + NaCl + H2O = FeCl + NaOH + H2 =>
2 Fe + 2 NaCl + 2 H2O = 2 FeCl + 2 NaOH + H2
H30 + (SO4)2 = SO2 + H2O =>
4 H30 + 15(SO4)2 = 30 SO2 + 60 H2O
LiNO2 + Na3PO4 = Li3PO4 + NaNO2 =>
3 LiNO2 + Na3PO4 = Li3PO4 + 3 NaNO2
Al + NO3{-} + OH{-} + H2O = Al(OH)4{-} + NH3 =>
8 Al + 3 NO3{-} + 5 OH{-} + 18 H2O = 8 Al(OH)4{-} + 3 NH3
(MgNH4PO4)(H2O) = NH3 + H2O + Mg2P2O7 =>
2(MgNH4PO4)(H2O) = 2 NH3 + 3 H2O + Mg2P2O7
CuSO4 + BaCl2 = BaSO4 + Cl2Cu =>
CuSO4 + BaCl2 = BaSO4 + Cl2Cu
CaCl2 + K3PO4 = Ca3(PO4)2 + KCl =>
3 CaCl2 + 2 K3PO4 = Ca3(PO4)2 + 6 KCl
Cr2(SO4)3 + NH4OH = (NH4)2SO4 + Cr(OH)3 =>
Cr2(SO4)3 + 6 NH4OH = 3(NH4)2SO4 + 2 Cr(OH)3
Ti + HNO3 = NO + Ti(NO3)4 + H2O =>
3 Ti + 16 HNO3 = 4 NO + 3 Ti(NO3)4 + 8 H2O
AgCl(s) + NH3(aq) = Ag(NH3) + Cl =>
AgCl(s) + NH3(aq) = Ag(NH3) + Cl
O2 + K2O = KO2 =>
3 O2 + 2 K2O = 4 KO2
HNO3 + I2 = HIO3 + H2O + NO =>
10 HNO3 + 3 I2 = 6 HIO3 + 2 H2O + 10 NO
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
C2H6(s) + O2(g) = CO2(s) + H2O(g) =>
2 C2H6(s) + 7 O2(g) = 4 CO2(s) + 6 H2O(g)
K2I + Pb(NO3)2 = KNO3 + Pb2I2 =>
2 K2I + 2 Pb(NO3)2 = 4 KNO3 + Pb2I2
HCl + C6H12O2 = C3H8O + C3H4OCl =>
4 HCl + 5 C6H12O2 = 6 C3H8O + 4 C3H4OCl
MnO3 + KClO3 + KOH = KMnO4 + KCl2 + H2O =>
11 MnO3 + 2 KClO3 + 10 KOH = 11 KMnO4 + KCl2 + 5 H2O
K2I + Pb(NO3)2 = KNO3 + Pb2I2 =>
2 K2I + 2 Pb(NO3)2 = 4 KNO3 + Pb2I2
C2H6(s) + O2(g) = CO2(s) + H2O(g) =>
2 C2H6(s) + 7 O2(g) = 4 CO2(s) + 6 H2O(g)
K3[Fe(CN)6] + H2O = K3H2O + Fe(CN)6 =>
K3[Fe(CN)6] + H2O = K3H2O + Fe(CN)6
K + Mg = MgK =>
K + Mg = MgK
K2I + Pb(NO3)2 = KNO3 + Pb2I2 =>
2 K2I + 2 Pb(NO3)2 = 4 KNO3 + Pb2I2
C2H6(s) + O2(g) = CO2(s) + H2O(g) =>
2 C2H6(s) + 7 O2(g) = 4 CO2(s) + 6 H2O(g)
K2I + Pb(NO3)2 = KNO3 + Pb2I2 =>
2 K2I + 2 Pb(NO3)2 = 4 KNO3 + Pb2I2
C2H6 + Br2 = C2H5Br + HBr =>
C2H6 + Br2 = C2H5Br + HBr
NaClO4 + C4H10O3 = NaCl + CO2 + H2O =>
5 NaClO4 + 2 C4H10O3 = 5 NaCl + 8 CO2 + 10 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/20/23
Équations équilibrées sur12/20/22
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