| Équations équilibrées la veille | Équations équilibrées le lendemain |
CuSO4(aq) + 2 KOH(aq) = Cu(OH)2(s) + K2SO4(aq)
Ni3S2 + SO2 = NiS + O2 =>
Ni3S2 + SO2 = 3 NiS + O2
K2CrO4 + FeSO4 + KOH + H2O = K[Cr(OH)4] + K2SO4 + Fe(OH)3 =>
K2CrO4 + 3 FeSO4 + 5 KOH + 4 H2O = K[Cr(OH)4] + 3 K2SO4 + 3 Fe(OH)3
RbOH + H3AsO3 = Rb3AsO3 + H2O =>
3 RbOH + H3AsO3 = Rb3AsO3 + 3 H2O
HOOCCOOH + NaOH = Na2C2O4 + H2O =>
HOOCCOOH + 2 NaOH = Na2C2O4 + 2 H2O
P(s) + O2 = P2O3(s) =>
4 P(s) + 3 O2 = 2 P2O3(s)
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
K2 + O2 = K2O2 =>
K2 + O2 = K2O2
C3H8O2 + Na = C3H7O2Na + H2 =>
2 C3H8O2 + 2 Na = 2 C3H7O2Na + H2
H2S + NO3 = S + NO + H2O =>
2 H2S + NO3 = 2 S + NO + 2 H2O
SO4 + H2O = H2SO5 =>
SO4 + H2O = H2SO5
HClO3 + Mg(OH)2 = MgCl2 + H2O + O2 =>
2 HClO3 + Mg(OH)2 = MgCl2 + 2 H2O + 3 O2
FeO + NaOH = Na4FeO3 + H2O =>
FeO + 4 NaOH = Na4FeO3 + 2 H2O
BiO3 = Bi + O =>
BiO3 = Bi + 3 O
H2S + MnO4 = Mn + SO4 + H2O =>
4 H2S + 5 MnO4 = 5 Mn + 4 SO4 + 4 H2O
Pb(NO3)2 + Na2CO3 = PbCO3 + Na2(NO3)2 =>
Pb(NO3)2 + Na2CO3 = PbCO3 + Na2(NO3)2
KNO3(aq) = KNO2(s) + O2(g) =>
2 KNO3(aq) = 2 KNO2(s) + O2(g)
NaClO + HOH = HClO + NaOH =>
NaClO + HOH = HClO + NaOH
S2O8{2-} + H2O = SO4{2-} + H2O2 + H{+} =>
S2O8{2-} + 2 H2O = 2 SO4{2-} + H2O2 + 2 H{+}
Na(ClO) = NaCl + O2 =>
2 Na(ClO) = 2 NaCl + O2
Pt + HCl = PtHCl =>
Pt + HCl = PtHCl
Cu2S + O2 + CaCo3 = CuO + CaSO4 + Co2 =>
2 Cu2S + 6 O2 + 2 CaCo3 = 4 CuO + 2 CaSO4 + 3 Co2
Ag2S + NaCN = NaAg(CN)2 + Na2S =>
Ag2S + 4 NaCN = 2 NaAg(CN)2 + Na2S
KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + O =>
2 KMnO4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 3 H2O + 5 O
Br + AgI = BrI + Ag =>
Br + AgI = BrI + Ag
AgF + I2 = AgI + F2 =>
2 AgF + I2 = 2 AgI + F2
KMnO4 + C6H12O6 + KOH = K2MnO4 + C6H11O7K + H2O =>
2 KMnO4 + C6H12O6 + 3 KOH = 2 K2MnO4 + C6H11O7K + 2 H2O
H2O2(aq) + KI(aq) = I2(s) + KOH(aq) =>
H2O2(aq) + 2 KI(aq) = I2(s) + 2 KOH(aq)
iron(ii)acetate + chromium = iron + chromium(iii)acetate =>
3 Fe(CH3CO2)2 + 2 Cr = 3 Fe + 2 Cr(CH3CO2)3
CuO(s) + H2SO4 = CuSO4(aq) + H2O =>
CuO(s) + H2SO4 = CuSO4(aq) + H2O
CH4 + Cl2 + F2 = CF2Cl2 + HF =>
CH4 + Cl2 + 3 F2 = CF2Cl2 + 4 HF
N(g) + H2(g) = NH2(g) =>
N(g) + H2(g) = NH2(g)
KNO3 + Al + KOH + H2O = NH3 + K[Al(OH)4] =>
3 KNO3 + 8 Al + 5 KOH + 18 H2O = 3 NH3 + 8 K[Al(OH)4]
Zn(s) + NiSO4(aq) = Ni(s) + ZnSO4 =>
Zn(s) + NiSO4(aq) = Ni(s) + ZnSO4
AlH4{-} + H2CO + H2O = Al3{+} + CH3OH + OH{-} =>
3 AlH4{-} + 8 H2CO + 4 H2O = Al3{+} + 8 CH3OH + 4 OH{-}
KBrO3 + H2SO4 + Na2SO3 = Br + K2SO4 + Na2SO4 + H2O =>
2 KBrO3 + H2SO4 + 5 Na2SO3 = 2 Br + K2SO4 + 5 Na2SO4 + H2O
Mg(OH)2 + (NH4)2SO4 = MgSO4 + H2O + NH3 =>
Mg(OH)2 + (NH4)2SO4 = MgSO4 + 2 H2O + 2 NH3
Mg + O2(g) = MgO =>
2 Mg + O2(g) = 2 MgO
FeCl2 + H2O2 = FeCl3 + Fe2O3 + H2O =>
6 FeCl2 + 3 H2O2 = 4 FeCl3 + Fe2O3 + 3 H2O
(CH3)3N + HCl = (CH3)3NH + Cl =>
(CH3)3N + HCl = (CH3)3NH + Cl
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
AgNO3 + HCl + NH3 = (Ag(NH3)2)Cl + HNO3 =>
AgNO3 + HCl + 2 NH3 = (Ag(NH3)2)Cl + HNO3
Ba + Fe(No3)3 = Ba(No3)2 + Fe =>
3 Ba + 2 Fe(No3)3 = 3 Ba(No3)2 + 2 Fe
AgNO3 + CH4N2O = Ag + N2 + H2O + CO2 =>
2 AgNO3 + 2 CH4N2O = 2 Ag + 3 N2 + 4 H2O + 2 CO2
CuCl + Br2 = BrCl + Cu =>
2 CuCl + Br2 = 2 BrCl + 2 Cu
Fe2(SO4)3 + CoCl2 = FeCl3 + Co(SO4) =>
Fe2(SO4)3 + 3 CoCl2 = 2 FeCl3 + 3 Co(SO4)
Na3N + H2SO4 = Na2SO4 + (NH4)2SO4 =>
2 Na3N + 4 H2SO4 = 3 Na2SO4 + (NH4)2SO4
NaF + HCI = NaCI + HF =>
NaF + HCI = NaCI + HF
Ag2O = Ag + O =>
Ag2O = 2 Ag + O
C6H8O7 + HCl = C6H6ClO7 + H2 =>
2 C6H8O7 + 2 HCl = 2 C6H6ClO7 + 3 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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