| Équations équilibrées la veille |
Mg(s) + 2 H2O(l) = Mg(OH)2 + H2
MnO2 + KOH = Mn2O3 + K2MnO4 + H2O =>
3 MnO2 + 2 KOH = Mn2O3 + K2MnO4 + H2O
Fe2O3 + Ti = Fe + TiO2 =>
2 Fe2O3 + 3 Ti = 4 Fe + 3 TiO2
HNO3 = NO2 + H2O + O2 =>
4 HNO3 = 4 NO2 + 2 H2O + O2
H3PO4(aq) + CaCO3(s) = Ca3(PO4)2 + H2O(l) + CO2(g) =>
2 H3PO4(aq) + 3 CaCO3(s) = Ca3(PO4)2 + 3 H2O(l) + 3 CO2(g)
NaHSO3(s) = Na2SO3(s) + SO2(g) + H2O(l) =>
2 NaHSO3(s) = Na2SO3(s) + SO2(g) + H2O(l)
Na2O2 + CO = Na2CO3 =>
Na2O2 + CO = Na2CO3
TeO2 + HCl = TeCl4 + H2O =>
TeO2 + 4 HCl = TeCl4 + 2 H2O
Fe2 + F = FeF2 =>
Fe2 + 4 F = 2 FeF2
AlCl3 + H3PO4 = AlPO4 + H3Cl3 =>
AlCl3 + H3PO4 = AlPO4 + H3Cl3
Na2[Zn(OH)4] + CO2 = Na2CO3 + Zn(OH)2 + H2O =>
Na2[Zn(OH)4] + CO2 = Na2CO3 + Zn(OH)2 + H2O
N + HCl = NCl + H2 =>
2 N + 2 HCl = 2 NCl + H2
MgCl2(aq) + KOH(aq) = Mg(OH)2 + KCl(aq) =>
MgCl2(aq) + 2 KOH(aq) = Mg(OH)2 + 2 KCl(aq)
Fe2 + H3PO4 = Fe3(PO4)2 + H2 =>
3 Fe2 + 4 H3PO4 = 2 Fe3(PO4)2 + 6 H2
Na2CrO4 + MgBr2 = Na2Br2 + MgCrO4 =>
Na2CrO4 + MgBr2 = Na2Br2 + MgCrO4
Fe(s) + ZnCl2(aq) = FeCl(aq) + Zn(s) =>
2 Fe(s) + ZnCl2(aq) = 2 FeCl(aq) + Zn(s)
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Cl2Ba + Na2SO4 = NaCl + BaSO4 =>
Cl2Ba + Na2SO4 = 2 NaCl + BaSO4
NH3 + AlBr3 = NH3Al + Br =>
NH3 + AlBr3 = NH3Al + 3 Br
MgCl2(aq) + KOH(aq) = Mg(OH)2 + KCl(aq) =>
MgCl2(aq) + 2 KOH(aq) = Mg(OH)2 + 2 KCl(aq)
N2O5(g) = N2O4(g) + O2(g) =>
2 N2O5(g) = 2 N2O4(g) + O2(g)
PbS + NaOH = Pb(OH)2 + Na2S =>
PbS + 2 NaOH = Pb(OH)2 + Na2S
FeBr3 + Cl2 = FeCl3 + Br2 =>
2 FeBr3 + 3 Cl2 = 2 FeCl3 + 3 Br2
Mn + B = Mn2B =>
2 Mn + B = Mn2B
CO2 + H3O = H2CO + H2O =>
CO2 + 4 H3O = H2CO + 5 H2O
C19H36O2 + O2 = CO2 + H2O =>
C19H36O2 + 27 O2 = 19 CO2 + 18 H2O
FeC2O2*2H2O + O2 = Fe2O3 + H2O + CO2 =>
4 FeC2O2*2H2O + 7 O2 = 2 Fe2O3 + 8 H2O + 8 CO2
HN3 + HNO3 = N2 + H2O =>
5 HN3 + HNO3 = 8 N2 + 3 H2O
C2 + S2 = CS2 =>
C2 + 2 S2 = 2 CS2
Zn + Na = ZnNa2 =>
Zn + 2 Na = ZnNa2
Mg2P2 = Mg + P =>
Mg2P2 = 2 Mg + 2 P
K2ZnO2 + HNO3 = KNO3 + Zn(NO3)2 + H2O =>
K2ZnO2 + 4 HNO3 = 2 KNO3 + Zn(NO3)2 + 2 H2O
Na + H5O = Na5O5H + H2 =>
5 Na + 5 H5O = Na5O5H + 12 H2
Fe(s) + Cu(NO3)2(aq) = Fe(NO3)2(aq) + Cu(s) =>
Fe(s) + Cu(NO3)2(aq) = Fe(NO3)2(aq) + Cu(s)
Cr(OH)4 + HCl = H2O + CrCl4 =>
Cr(OH)4 + 4 HCl = 4 H2O + CrCl4
Fe + HOH = H + Fe2O3 =>
2 Fe + 3 HOH = 6 H + Fe2O3
Cd(s) + NiO2(s) + H2O(l) = Cd(OH)2(s) + Ni(OH)2(s) =>
Cd(s) + NiO2(s) + 2 H2O(l) = Cd(OH)2(s) + Ni(OH)2(s)
KHC8H4O4 + O2 = CO2 + H2O + K =>
4 KHC8H4O4 + 29 O2 = 32 CO2 + 10 H2O + 4 K
MgCl2(aq) + AgNO3(aq) = Mg(NO3)2(aq) + AgCl(s) =>
MgCl2(aq) + 2 AgNO3(aq) = Mg(NO3)2(aq) + 2 AgCl(s)
C10H15N + HCl = C10H15N*HCl =>
C10H15N + HCl = C10H15N*HCl
Zn(NO3)2*6H2O = ZnO + H2O + N2O5 =>
Zn(NO3)2*6H2O = ZnO + 6 H2O + N2O5
Cl2(g) + S8(s) = S2Cl2(l) =>
4 Cl2(g) + S8(s) = 4 S2Cl2(l)
Mn(NO3)2 + Na3PO4 = MnPO4 + Na3(NO3)2 =>
Mn(NO3)2 + Na3PO4 = MnPO4 + Na3(NO3)2
H2O + N = H + NO =>
H2O + N = 2 H + NO
CuO + O2 = CuO3 =>
CuO + O2 = CuO3
HgSO4 + Cu = Cu(SO4)2 + Hg =>
2 HgSO4 + Cu = Cu(SO4)2 + 2 Hg
CrO3 + H2SO4 + KBr = K2SO4 + Cr2(SO4)3 + Br + H2O =>
2 CrO3 + 6 H2SO4 + 6 KBr = 3 K2SO4 + Cr2(SO4)3 + 6 Br + 6 H2O
Ga + N2 = Ga3N2 =>
3 Ga + N2 = Ga3N2
C3H8O3 + H2O2 = CO2 + H2O =>
C3H8O3 + 7 H2O2 = 3 CO2 + 11 H2O
KNO3 + CH2O = K2CO3 + CO2 + H2O + N2 =>
4 KNO3 + 5 CH2O = 2 K2CO3 + 3 CO2 + 5 H2O + 2 N2
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Équations équilibrées sur10/23/24
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