| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu(OH)2 = CuO + H2O
H2S + Fe(OH)2 = FeS + H2O =>
H2S + Fe(OH)2 = FeS + 2 H2O
H2S + O2 = SO2 + H20 =>
10 H2S + 10 O2 = 10 SO2 + H20
Cl2 + H2O = HCl + HClO =>
Cl2 + H2O = HCl + HClO
KI + H2SO4 = K2SO4 + I2 + H2S + H2O =>
8 KI + 5 H2SO4 = 4 K2SO4 + 4 I2 + H2S + 4 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
(NH4)2SO4 + NaOH = Na2SO4 + H2O + NH3 =>
(NH4)2SO4 + 2 NaOH = Na2SO4 + 2 H2O + 2 NH3
PbO2 + KI + HNO3 = Pb(NO3)2 + I2 + KNO3 + H2O =>
PbO2 + 2 KI + 4 HNO3 = Pb(NO3)2 + I2 + 2 KNO3 + 2 H2O
Na2 + H2O = NaOH + H2 =>
Na2 + 2 H2O = 2 NaOH + H2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Na2 + H2O = NaOH + H2 =>
Na2 + 2 H2O = 2 NaOH + H2
CrCl3 + Na2SiO3 + H2O = NaCl + Cr(OH)3 + H2SiO3 =>
2 CrCl3 + 3 Na2SiO3 + 6 H2O = 6 NaCl + 2 Cr(OH)3 + 3 H2SiO3
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Na2 + H2O = NaOH + H2 =>
Na2 + 2 H2O = 2 NaOH + H2
Ni + HCl = H2 + NiCl2 =>
Ni + 2 HCl = H2 + NiCl2
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
P4 + O2 = P4O6 =>
P4 + 3 O2 = P4O6
C4H10 + O2 = CO2 + H20 =>
2 C4H10 + 8 O2 = 8 CO2 + H20
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
C + O2 = CO2 =>
C + O2 = CO2
K2Cr2O7 + Na2SO3 + NaOH = Na2SO4 + K2CrO3 + Na2CrO4 + H2O =>
K2Cr2O7 + Na2SO3 + 2 NaOH = Na2SO4 + K2CrO3 + Na2CrO4 + H2O
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
Al + K2Cr2O7 + H2SO4 = Al2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
2 Al + K2Cr2O7 + 7 H2SO4 = Al2(SO4)3 + Cr2(SO4)3 + K2SO4 + 7 H2O
KCl + NH3 = K(NH3)2 + Cl =>
KCl + 2 NH3 = K(NH3)2 + Cl
C + H2 = CH4 =>
C + 2 H2 = CH4
MgO + N2O3 = Mg(NO2)2 =>
MgO + N2O3 = Mg(NO2)2
CaOH2 + HCl = CaCl2 + H2O + H2 =>
CaOH2 + 2 HCl = CaCl2 + H2O + H2
MgF2 + Li2CO3 = MgCO3 + LiF =>
MgF2 + Li2CO3 = MgCO3 + 2 LiF
Al + HBr = AlBr3 + H2 =>
2 Al + 6 HBr = 2 AlBr3 + 3 H2
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
PbS + H2O2 = PbSO4 + H2O =>
PbS + 4 H2O2 = PbSO4 + 4 H2O
Ba(OH)2 + Al2(SO4)3 = BaSO4 + Al(OH)3 =>
3 Ba(OH)2 + Al2(SO4)3 = 3 BaSO4 + 2 Al(OH)3
CaO + C = CaC2 + CO2 =>
2 CaO + 5 C = 2 CaC2 + CO2
C + H2 = CH4 =>
C + 2 H2 = CH4
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
SnCl4 + Na2S = SnS2 + NaCl =>
SnCl4 + 2 Na2S = SnS2 + 4 NaCl
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
MnO2(s) + HCl(aq) = Cl2(g) + MnCl2(aq) + H2O(l) =>
MnO2(s) + 4 HCl(aq) = Cl2(g) + MnCl2(aq) + 2 H2O(l)
CO = C + O2 =>
2 CO = 2 C + O2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
AgNO3 + Cu = Cu(NO3)2 + Ag =>
2 AgNO3 + Cu = Cu(NO3)2 + 2 Ag
Ni + HCl = H2 + NiCl2 =>
Ni + 2 HCl = H2 + NiCl2
P + O = P4O10 =>
4 P + 10 O = P4O10
SnO2 + C2 = Sn + CO =>
SnO2 + C2 = Sn + 2 CO
B2H6 + O2 = B2O3 + H2O =>
B2H6 + 3 O2 = B2O3 + 3 H2O
HF2 + CaOH = CaF2 + H2O =>
HF2 + CaOH = CaF2 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/07/15
Équations équilibrées sur12/07/14
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