| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu + Co = CuCo
Au = Au3 =>
3 Au = Au3
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
C57H1106 + O2 = H2O + CO2 =>
2 C57H1106 + 667 O2 = 1106 H2O + 114 CO2
[Be(H2O)4]Cl2 + KOH = K2[Be(OH)4] + H2O + KCl =>
[Be(H2O)4]Cl2 + 4 KOH = K2[Be(OH)4] + 4 H2O + 2 KCl
Cr2(SO4)3 + KHCO3 = Cr(OH)3 + K2SO4 + CO2 =>
Cr2(SO4)3 + 6 KHCO3 = 2 Cr(OH)3 + 3 K2SO4 + 6 CO2
H2SO3 + NH4OH = NH4SO3 + H2O + H =>
H2SO3 + NH4OH = NH4SO3 + H2O + H
KMnO4 + Na2C2O2 + H2SO4 = K2SO4 + NaSO4 + MnSO4 + CO2 + H2O =>
8 KMnO4 + 5 Na2C2O2 + 22 H2SO4 = 4 K2SO4 + 10 NaSO4 + 8 MnSO4 + 10 CO2 + 22 H2O
CuSO4 = Cu2(SO4)2 =>
2 CuSO4 = Cu2(SO4)2
MoO3H2O = MoO2(OH)2 =>
MoO3H2O = MoO2(OH)2
Mn(OH)2 + Ca(OCl)2 = MnO2 + Ca(OH)2 + Cl2 =>
Mn(OH)2 + Ca(OCl)2 = MnO2 + Ca(OH)2 + Cl2
BaO + H2O = Ba(OH)2 =>
BaO + H2O = Ba(OH)2
Fe + Fe2(SO4)3 = FeSO4 =>
Fe + Fe2(SO4)3 = 3 FeSO4
BaCl2 + NaCrO4 = NaCl + CrCl3 + Cl2 + BaO =>
4 BaCl2 + NaCrO4 = NaCl + CrCl3 + 2 Cl2 + 4 BaO
ZnO + HCl = ZnCl2 + H2O = =>
ZnO + 2 HCl = ZnCl2 + H2O
I2 + OH{-} = I{-} + H2O + IO5 =>
11 I2 + 20 OH{-} = 20 I{-} + 10 H2O + 2 IO5
Sn(s) + HNO3(aq) = SnO2(s) + NO2(g) + H2O(g) =>
Sn(s) + 4 HNO3(aq) = SnO2(s) + 4 NO2(g) + 2 H2O(g)
CaCl2(aq) + Na2CO3(aq) = CaCO3(s) + NaCl(s) =>
CaCl2(aq) + Na2CO3(aq) = CaCO3(s) + 2 NaCl(s)
Fe + H2O2 + KOH = K3[Fe(OH)6] =>
2 Fe + 3 H2O2 + 6 KOH = 2 K3[Fe(OH)6]
Ca + (HCO3) = Ca(HCO3)2 =>
Ca + 2(HCO3) = Ca(HCO3)2
AgNO3 + BaCl2 = Ba + (NO3)2 + AgCl =>
2 AgNO3 + BaCl2 = Ba + (NO3)2 + 2 AgCl
Na2H2Y + NaOH = H2O + Na + Y =>
Na2H2Y + 2 NaOH = 2 H2O + 4 Na + Y
KHSO4 + NaOH = Na2SO4 + K2SO4 + H2O =>
2 KHSO4 + 2 NaOH = Na2SO4 + K2SO4 + 2 H2O
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
PH3 + O2(g) = P4O10(s) + H2O(g) =>
4 PH3 + 8 O2(g) = P4O10(s) + 6 H2O(g)
Al + FeSO4 = Al(SO4)3 + Fe2 =>
2 Al + 6 FeSO4 = 2 Al(SO4)3 + 3 Fe2
CaSO3Na2S = CaSNa2SO3 =>
CaSO3Na2S = CaSNa2SO3
BaCrO4 + NaCl = BaCl2 + Na2CrO4 =>
BaCrO4 + 2 NaCl = BaCl2 + Na2CrO4
H2SO4 + BaCl2 = BaSO4 + HCl =>
H2SO4 + BaCl2 = BaSO4 + 2 HCl
Li2S + Ba(OH)2 = Li2(OH)2 + BaS =>
Li2S + Ba(OH)2 = Li2(OH)2 + BaS
AgNO3 + BaCl2 = Ba + (NO3)2 + AgCl =>
2 AgNO3 + BaCl2 = Ba + (NO3)2 + 2 AgCl
KMnO4 + Na2S + H2SO4 = K2SO4 + MnSO4 + Na2SO3 + H2O =>
6 KMnO4 + 5 Na2S + 9 H2SO4 = 3 K2SO4 + 6 MnSO4 + 5 Na2SO3 + 9 H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
K2MnO4 + K2S + H2SO4 = MnO2 + H2O + K2SO4 =>
4 K2MnO4 + K2S + 4 H2SO4 = 4 MnO2 + 4 H2O + 5 K2SO4
Mg3P2 + HNO3 = Mg + H3PO4 + NO2 + H2O =>
Mg3P2 + 10 HNO3 = 3 Mg + 2 H3PO4 + 10 NO2 + 2 H2O
Ce2 + P = PCe5 =>
5 Ce2 + 2 P = 2 PCe5
C3H7OH + H2SO4 = C3H7SO4 + H2O + H2 =>
2 C3H7OH + 2 H2SO4 = 2 C3H7SO4 + 2 H2O + H2
K2MnO4 + K2S + H2SO4 = MnO2 + H2O + K2SO4 =>
4 K2MnO4 + K2S + 4 H2SO4 = 4 MnO2 + 4 H2O + 5 K2SO4
CuCl2 + Nh4OH = Cu(OH)2 + Nh4Cl =>
CuCl2 + 2 Nh4OH = Cu(OH)2 + 2 Nh4Cl
S2O8{2-} + Fe{2+} = SO4{2-} + Fe{3+} =>
S2O8{2-} + 2 Fe{2+} = 2 SO4{2-} + 2 Fe{3+}
Fe(OH)2 + NaOH = Fe(OH)3 + Na =>
Fe(OH)2 + NaOH = Fe(OH)3 + Na
Ca3N2 + H2O = Ca(HO)2 + NH3 =>
Ca3N2 + 6 H2O = 3 Ca(HO)2 + 2 NH3
Mg(BrO2)2 + H2O = Mg(OH)2 + HBrO2 =>
Mg(BrO2)2 + 2 H2O = Mg(OH)2 + 2 HBrO2
MgO + HNO3 = MgNO3 + OH =>
MgO + HNO3 = MgNO3 + OH
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
PH3 + I + H2O = H3PO2 + HI =>
PH3 + 4 I + 2 H2O = H3PO2 + 4 HI
F2 + C4H8 = C4F8 + HF =>
8 F2 + C4H8 = C4F8 + 8 HF
Ba(s) + Al(NO3)3(aq) = Ba(NO3)3(aq) + Al(s) =>
Ba(s) + Al(NO3)3(aq) = Ba(NO3)3(aq) + Al(s)
FeCl2 + NaOH = Fe(OH)2 + NaCl =>
FeCl2 + 2 NaOH = Fe(OH)2 + 2 NaCl
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
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Équations équilibrées sur11/18/24
Équations équilibrées sur12/18/23
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