| Équations équilibrées la veille | Équations équilibrées le lendemain |
Nb2O5 + 6 KOH = 2 K3NbO4 + 3 H2O
Fe(s) + NaBr = FeBr3(s) + Na(s) =>
Fe(s) + 3 NaBr = FeBr3(s) + 3 Na(s)
Au(OH)3 + N2H4 = Au + NO + H2O =>
8 Au(OH)3 + 3 N2H4 = 8 Au + 6 NO + 18 H2O
As2O3 + Na2O = NaAsO2 =>
As2O3 + Na2O = 2 NaAsO2
Br2 + H3AsO4 = As4 + HBrO2 + H2O =>
10 Br2 + 12 H3AsO4 = 3 As4 + 20 HBrO2 + 8 H2O
C7H7NO2 + O2 = CO2 + H2O + NH3 =>
C7H7NO2 + 7 O2 = 7 CO2 + 2 H2O + NH3
UO2(NO3)2 + NH3 = (NH4)2U2O7 + H2O + N2 =>
6 UO2(NO3)2 + 26 NH3 = 3(NH4)2U2O7 + 27 H2O + 16 N2
C6H15O6 + O2 = CO2 + H2O =>
4 C6H15O6 + 27 O2 = 24 CO2 + 30 H2O
Bi + H2S = Bi2S3 + H =>
2 Bi + 3 H2S = Bi2S3 + 6 H
Ca(OH)2 + HCl(aq) = CaCl2 + H2O(l) =>
Ca(OH)2 + 2 HCl(aq) = CaCl2 + 2 H2O(l)
BaH2(s) + H2O(l) = Ba(OH)2 + H2 =>
BaH2(s) + 2 H2O(l) = Ba(OH)2 + 2 H2
NH3 + KBrO4 = N2 + KBr + H2O =>
8 NH3 + 3 KBrO4 = 4 N2 + 3 KBr + 12 H2O
[NH4]2Cr2O7 = Cr2O3 + N2 + H2O =>
[NH4]2Cr2O7 = Cr2O3 + N2 + 4 H2O
NaBrO3 + HI = I2 + NaBrO + H2O =>
NaBrO3 + 4 HI = 2 I2 + NaBrO + 2 H2O
KClO3 + HNO3 = KClO4 + NO2 + H2O =>
KClO3 + 2 HNO3 = KClO4 + 2 NO2 + H2O
Ni(NO3)2 + KI = KNi + I(NO3)2 =>
Ni(NO3)2 + KI = KNi + I(NO3)2
Al + N2O = Al2O3 + N2 =>
2 Al + 3 N2O = Al2O3 + 3 N2
AgNO3 + CaF2 = AgF + Ca(NO3)2 =>
2 AgNO3 + CaF2 = 2 AgF + Ca(NO3)2
CrCl2 + O2 + KOH + H2O = KCl + K3[Cr(OH)6] =>
4 CrCl2 + O2 + 20 KOH + 2 H2O = 8 KCl + 4 K3[Cr(OH)6]
Al + NH4ClO3 = N2 + H2O + HCl + Al2O3 =>
2 Al + 2 NH4ClO3 = N2 + 3 H2O + 2 HCl + Al2O3
Al + N2O = Al2O3 + N2 =>
2 Al + 3 N2O = Al2O3 + 3 N2
C4H9OH = C8H18O + H2O =>
2 C4H9OH = C8H18O + H2O
C5H6 + KOH = KC5H5 + H2O =>
C5H6 + KOH = KC5H5 + H2O
Sc + CuSO4 = ScSO4 + Cu =>
Sc + CuSO4 = ScSO4 + Cu
C8H2O + O2 = CO2 + H2O =>
C8H2O + 8 O2 = 8 CO2 + H2O
Fe(SO4) = Fe + SO4 =>
Fe(SO4) = Fe + SO4
XeO3 + NaOH = NaHXeO4 =>
XeO3 + NaOH = NaHXeO4
C5H10O5(s) + O2(g) = CO2(g) + H2O(l) =>
C5H10O5(s) + 5 O2(g) = 5 CO2(g) + 5 H2O(l)
FeO + Cl2 = FeCl3 + O2 =>
2 FeO + 3 Cl2 = 2 FeCl3 + O2
H2S(g) + CO(g) = CH3CO2H(g) + S8(s) =>
8 H2S(g) + 8 CO(g) = 4 CH3CO2H(g) + S8(s)
SnCl2 + HNO2 + HCl = SnCl4 + NO + H2O =>
SnCl2 + 2 HNO2 + 2 HCl = SnCl4 + 2 NO + 2 H2O
Cu + P2 = Cu3P =>
6 Cu + P2 = 2 Cu3P
C9H7N + H2O = OH + HC9H7N =>
C9H7N + H2O = OH + HC9H7N
Ba(ClO3)2 + Na2SO4 = BaSO4 + NaClO3 =>
Ba(ClO3)2 + Na2SO4 = BaSO4 + 2 NaClO3
HNO3 + CoCO3 = Co(NO3)2 + H2O + CO2 =>
2 HNO3 + CoCO3 = Co(NO3)2 + H2O + CO2
P4 + OH = HPO3 + H2O =>
P4 + 20 OH = 4 HPO3 + 8 H2O
CoCl3 + Ba(OH)2 = BaCl2 + Co(OH)3 =>
2 CoCl3 + 3 Ba(OH)2 = 3 BaCl2 + 2 Co(OH)3
C8H16 + Br2 = C8H16Br2 =>
C8H16 + Br2 = C8H16Br2
Al + Pb(CH3COO)2 = Al(CH3COO)3 + Pb =>
2 Al + 3 Pb(CH3COO)2 = 2 Al(CH3COO)3 + 3 Pb
HIO3 + Mg(OH)2 = Mg(IO3)2 + HOH =>
2 HIO3 + Mg(OH)2 = Mg(IO3)2 + 2 HOH
MgO + C2 = Mg + CO =>
2 MgO + C2 = 2 Mg + 2 CO
K2S2O8 + NaOH + Ni(NO3)2 = NiO2 + H2O + Na2SO4 + KNO3 =>
K2S2O8 + 4 NaOH + Ni(NO3)2 = NiO2 + 2 H2O + 2 Na2SO4 + 2 KNO3
Ba(NO3)2 + Cu(SO4) = BaSO4 + Cu(NO3)2 =>
Ba(NO3)2 + Cu(SO4) = BaSO4 + Cu(NO3)2
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
P(s) + Cl2 = PCl5(s) =>
2 P(s) + 5 Cl2 = 2 PCl5(s)
Pb(NO3)2 + Na2CO3 = PbCO3 + Na2(NO3)2 =>
Pb(NO3)2 + Na2CO3 = PbCO3 + Na2(NO3)2
K2CO3(aq) + ZnCl2(aq) = ZnCO3 + KCl =>
K2CO3(aq) + ZnCl2(aq) = ZnCO3 + 2 KCl
FeSO3 + KOH = K2SO3 + Fe(OH)2 =>
FeSO3 + 2 KOH = K2SO3 + Fe(OH)2
CrI3 + KOH + Cl2 = K2Cr2O4 + KIO3 + KCl + H2O =>
2 CrI3 + 44 KOH + 18 Cl2 = K2Cr2O4 + 6 KIO3 + 36 KCl + 22 H2O
Al(NO3)3(aq) + Pb(s) = Al(s) + Pb(NO3)2(aq) =>
2 Al(NO3)3(aq) + 3 Pb(s) = 2 Al(s) + 3 Pb(NO3)2(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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