| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
BaO2 + SO2 = BaSO + O2 =>
2 BaO2 + 2 SO2 = 2 BaSO + 3 O2
NiO(s) + Cd(s) = CdO(s) + Ni(s) =>
NiO(s) + Cd(s) = CdO(s) + Ni(s)
CuF + Na2S = Cu2S + NaF =>
2 CuF + Na2S = Cu2S + 2 NaF
C3H6O2 + NaOH = C2H5CO2Na + H2O =>
C3H6O2 + NaOH = C2H5CO2Na + H2O
Sn{4+}(aq) + NH3(aq) + H2O = Sn(OH)4(s) + NH4{+}(aq) =>
Sn{4+}(aq) + 4 NH3(aq) + 4 H2O = Sn(OH)4(s) + 4 NH4{+}(aq)
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
C5(g)H12(s) + O2(g) = CO2(g) + H2O(l) =>
C5(g)H12(s) + 8 O2(g) = 5 CO2(g) + 6 H2O(l)
Mg + H2SIO3 = Mg(SIO3)2 + H2 =>
Mg + 2 H2SIO3 = Mg(SIO3)2 + 2 H2
H2SO4 + ZnBr = ZnSO4 + H2Br =>
H2SO4 + ZnBr = ZnSO4 + H2Br
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Ca[CN]2 + K3BO3 = Ca3[BO3]2 + K[CN] =>
3 Ca[CN]2 + 2 K3BO3 = Ca3[BO3]2 + 6 K[CN]
NaOHH2CO3 = H2ONaHCO3 =>
NaOHH2CO3 = H2ONaHCO3
CH3CHOHCH2CH3 + KMnO4 + H2SO4 = CH3COHCH2CH3 + MnSO4 + H2O + KSO4 =>
4 CH3CHOHCH2CH3 + KMnO4 + 2 H2SO4 = 4 CH3COHCH2CH3 + MnSO4 + 4 H2O + KSO4
Zn + HNO3 = Zn3(NO3)2 + NH4NO3 + H2O =>
12 Zn + 10 HNO3 = 4 Zn3(NO3)2 + NH4NO3 + 3 H2O
Fe2(Cr2O7)3 + H2SO3 = Fe2(SO3)3 + Cr2O7H2 =>
Fe2(Cr2O7)3 + 3 H2SO3 = Fe2(SO3)3 + 3 Cr2O7H2
Ag(s) + SO2(g) = Ag2S(s) + O2(g) =>
2 Ag(s) + SO2(g) = Ag2S(s) + O2(g)
FeO(s) + O2(g) = Fe2O3(s) =>
4 FeO(s) + O2(g) = 2 Fe2O3(s)
Pb(NO3)2 + KOH = Pb(OH)2 + KNO3 =>
Pb(NO3)2 + 2 KOH = Pb(OH)2 + 2 KNO3
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
CaHCO3 + HCl = CaCl2 + H2O + CO2 + H =>
CaHCO3 + 2 HCl = CaCl2 + H2O + CO2 + H
Ni(NO3)2 + Co2O3 = NiO + Co(NO3)3 =>
3 Ni(NO3)2 + Co2O3 = 3 NiO + 2 Co(NO3)3
H2CO3 = H2O + CO2 =>
H2CO3 = H2O + CO2
BaSO4 + HNO3 = BaNO3 + SO4 + H =>
BaSO4 + HNO3 = BaNO3 + SO4 + H
HCl + MgCO3 = MgCl2 + H + CO3 =>
2 HCl + MgCO3 = MgCl2 + 2 H + CO3
FeO(s) + O2(g) = Fe2O3(s) =>
4 FeO(s) + O2(g) = 2 Fe2O3(s)
K2PbO2 + H2SO4 = K2SO4 + H2PbO2 =>
K2PbO2 + H2SO4 = K2SO4 + H2PbO2
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Mg(OH)2 + KOH + HCl = K[MgCl3] + H2O =>
Mg(OH)2 + KOH + 3 HCl = K[MgCl3] + 3 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
CO(NH2)2 + Ca(OCl)2 = CaCl2 + CO2 + NH2NH2 =>
2 CO(NH2)2 + Ca(OCl)2 = CaCl2 + 2 CO2 + 2 NH2NH2
BaCl2(aq) + NO3(aq) = Cl(s) + Ba(NO3)2(aq) =>
BaCl2(aq) + 2 NO3(aq) = 2 Cl(s) + Ba(NO3)2(aq)
C15H32 + N2O = CO2 + H2O + N2 =>
C15H32 + 46 N2O = 15 CO2 + 16 H2O + 46 N2
CoCl3 + AgNO3 = AgCl + Co(NO3)3 =>
CoCl3 + 3 AgNO3 = 3 AgCl + Co(NO3)3
NH3 + FeSO4 + H2O = Fe(OH)2 + H3NSO3 =>
NH3 + FeSO4 + H2O = Fe(OH)2 + H3NSO3
MnCl2 + KClO3 + KOH = K3MnO4 + KCl + H2O =>
2 MnCl2 + KClO3 + 10 KOH = 2 K3MnO4 + 5 KCl + 5 H2O
Zn + CrCl3 = CrCl2 + ZnCl2 =>
Zn + 2 CrCl3 = 2 CrCl2 + ZnCl2
ClO + O = ClO2 =>
ClO + O = ClO2
K2CO3(ac) + Ba(NO3)2(ac) = KNO3(ac) + BaCO3(s) =>
K2CO3(ac) + Ba(NO3)2(ac) = 2 KNO3(ac) + BaCO3(s)
HH + FF = HFHF =>
HH + FF = HFHF
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Mg3N2 + H2O = MgO + NH3 =>
Mg3N2 + 3 H2O = 3 MgO + 2 NH3
Na2SO3 + Br2 = NaBr + NaSO3 =>
2 Na2SO3 + Br2 = 2 NaBr + 2 NaSO3
Fe2(SO4)3 + (NH4)2CO3 + NH3 + H2 = FeCO3 + (NH4)2SO4 =>
Fe2(SO4)3 + 2(NH4)2CO3 + 2 NH3 + H2 = 2 FeCO3 + 3(NH4)2SO4
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
GaF3 + Cs = CsF + Ga =>
GaF3 + 3 Cs = 3 CsF + Ga
HNO3 + Zn + H3AsO4 = AsH3 + Zn(NO3)2 + H2O =>
8 HNO3 + 4 Zn + H3AsO4 = AsH3 + 4 Zn(NO3)2 + 4 H2O
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/03/24
Équations équilibrées sur12/03/23
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