| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ca(CH3COO)2 + H2O = CaO + 2 CH3COOH
CuSO4 + HOH = Cu(OH)2 + H2SO4 =>
CuSO4 + 2 HOH = Cu(OH)2 + H2SO4
NaF + AgNO3 = NaNO3 + AgF =>
NaF + AgNO3 = NaNO3 + AgF
C3H8 + O2 = C6O4 + H2O =>
2 C3H8 + 6 O2 = C6O4 + 8 H2O
I2 + Ca(OH)2 = CaI2 + Ca(IO)2 + H2O =>
2 I2 + 2 Ca(OH)2 = CaI2 + Ca(IO)2 + 2 H2O
KClO3 + Na2SO2 = KCl + Na2SO3 =>
KClO3 + 3 Na2SO2 = KCl + 3 Na2SO3
AgI = Ag + I2 =>
2 AgI = 2 Ag + I2
Al2Mg3 + HCl = H2 + AlCl3 + MgCl2 =>
Al2Mg3 + 12 HCl = 6 H2 + 2 AlCl3 + 3 MgCl2
Pd + HCl + HNO3 = H2PdCl4 + NO + H2O =>
3 Pd + 12 HCl + 2 HNO3 = 3 H2PdCl4 + 2 NO + 4 H2O
HgS + Al = Hg + Al2S3 =>
3 HgS + 2 Al = 3 Hg + Al2S3
Cu{2+} + CN{-} = Cu(CN)2{-} + (CN)2 =>
2 Cu{2+} + 6 CN{-} = 2 Cu(CN)2{-} + (CN)2
COCl2 + Na2SO4 = COSO4 + NaCl =>
COCl2 + Na2SO4 = COSO4 + 2 NaCl
Fe3C + O2 = FeO + CO2 =>
2 Fe3C + 5 O2 = 6 FeO + 2 CO2
K2Cr2O7(aq) + HCl(aq) = KCl(aq) + CrCl3(aq) + H2O(l) + Cl2(g) =>
K2Cr2O7(aq) + 14 HCl(aq) = 2 KCl(aq) + 2 CrCl3(aq) + 7 H2O(l) + 3 Cl2(g)
CuSO4 + HCl = CuCl2 + H2SO4 =>
CuSO4 + 2 HCl = CuCl2 + H2SO4
AgBr + KCN = K[Ag(CN)2] + KBr =>
AgBr + 2 KCN = K[Ag(CN)2] + KBr
Cu2 + O2 = Cu2O =>
2 Cu2 + O2 = 2 Cu2O
Al + HC1 = AlC1 + H2 =>
2 Al + 2 HC1 = 2 AlC1 + H2
K + Na = KNa =>
K + Na = KNa
CH3Br + OH = CH3OH + Br =>
CH3Br + OH = CH3OH + Br
P + Cl = PCl5 =>
P + 5 Cl = PCl5
Zn + K2CO3 = ZnCO3 + K =>
Zn + K2CO3 = ZnCO3 + 2 K
C2H4 + O3 = CO3 + H2O =>
3 C2H4 + 8 O3 = 6 CO3 + 6 H2O
CH3CN + H2O = CH3COOH + NH3 =>
CH3CN + 2 H2O = CH3COOH + NH3
I2 + Cl2 = ICl =>
I2 + Cl2 = 2 ICl
KClO3 + KCl = KClO =>
KClO3 + 2 KCl = 3 KClO
KC2H3O2(aq) + HNO3(aq) = KNO3 + HC2H3O2 =>
KC2H3O2(aq) + HNO3(aq) = KNO3 + HC2H3O2
SnO2 + HCl = SnCl2 + Cl2 + H2O =>
SnO2 + 4 HCl = SnCl2 + Cl2 + 2 H2O
U3O8 = UO2 + O2 =>
U3O8 = 3 UO2 + O2
CH3MgCl + H2O = CH4 + Mg(OH)2 + MgCl2 =>
2 CH3MgCl + 2 H2O = 2 CH4 + Mg(OH)2 + MgCl2
HBr(aq) + Li2CO3(aq) = LiBr(aq) + H2O(l) + CO2(g) =>
2 HBr(aq) + Li2CO3(aq) = 2 LiBr(aq) + H2O(l) + CO2(g)
Na + H2SO4 = Na2SO4 + H2 =>
2 Na + H2SO4 = Na2SO4 + H2
Ba(OH)2 + (NH4)(NO3) = Ba(NO3)2 + NH3 + H2O =>
Ba(OH)2 + 2(NH4)(NO3) = Ba(NO3)2 + 2 NH3 + 2 H2O
C8H16O + O2 = CO2 + H2O =>
2 C8H16O + 23 O2 = 16 CO2 + 16 H2O
KCl(aq) + Na2SO4(aq) = NaCl + K2SO4 =>
2 KCl(aq) + Na2SO4(aq) = 2 NaCl + K2SO4
KO2 = K + O2 =>
KO2 = K + O2
MgCl2 + K2CO3 = ClK + MgCO3 =>
MgCl2 + K2CO3 = 2 ClK + MgCO3
Cl2Ba + Na2SO4 = NaCl + BaSO4 =>
Cl2Ba + Na2SO4 = 2 NaCl + BaSO4
KNO3 + FeS2 = KNO2 + Fe2O3 + SO3 =>
15 KNO3 + 2 FeS2 = 15 KNO2 + Fe2O3 + 4 SO3
C8H18 + Cl2 = C + HCl =>
C8H18 + 9 Cl2 = 8 C + 18 HCl
SO3 + H2 = SO2 + H2O =>
SO3 + H2 = SO2 + H2O
MnO4{-} + I{-} + OH{-} = MnO4{-2} + IO4{-} + H2O =>
8 MnO4{-} + I{-} + 8 OH{-} = 8 MnO4{-2} + IO4{-} + 4 H2O
KHSO4 + Zn = ZnSO4 + K2SO4 + H2 =>
2 KHSO4 + Zn = ZnSO4 + K2SO4 + H2
Sb + Br2 = SbBr2 =>
Sb + Br2 = SbBr2
FeS(s) + O2 = Fe2O3(s) + SO2 =>
4 FeS(s) + 7 O2 = 2 Fe2O3(s) + 4 SO2
MnC2O4 = Mn + CO2 =>
MnC2O4 = Mn + 2 CO2
CuSO4 + NaCl + Na2SO3 + H2O = CuCl + Na2SO4 + H2SO4 =>
2 CuSO4 + 2 NaCl + Na2SO3 + H2O = 2 CuCl + 2 Na2SO4 + H2SO4
FeCl2 + F2 = FeF2 + Cl2 =>
FeCl2 + F2 = FeF2 + Cl2
ZnCl2(aq) + NaOH(aq) = Zn(OH)2 + NaCl(aq) =>
ZnCl2(aq) + 2 NaOH(aq) = Zn(OH)2 + 2 NaCl(aq)
Cu(NO3)2 + (NH4)2S = CuS + NH4NO3 =>
Cu(NO3)2 + (NH4)2S = CuS + 2 NH4NO3
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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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