| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 Cu2O + 9 H2SO4 = 8 CuSO4 + Cu2S + 9 H2O
Br2 + NiI3 = BrNi + I =>
Br2 + 2 NiI3 = 2 BrNi + 6 I
Na2S + Be3P2 = Na3P + BeS =>
3 Na2S + Be3P2 = 2 Na3P + 3 BeS
Na + F3 = NaF =>
3 Na + F3 = 3 NaF
HCl(aq) + Na2S2O3(aq) = S(s) + NaCl(aq) + SO2(g) + H2O(l) =>
2 HCl(aq) + Na2S2O3(aq) = S(s) + 2 NaCl(aq) + SO2(g) + H2O(l)
Cr + K{+} = Cr{3+} + K =>
Cr + 3 K{+} = Cr{3+} + 3 K
(a)C2H5OH(l) + O2(g) = CO2(g) + H2O(g) =>
(a)C2H5OH(l) + 3 O2(g) = 2 CO2(g) + 3 H2O(g)
HC2H3O2 + MgCO3 = CO2 + H2O + Mg =>
HC2H3O2 + 4 MgCO3 = 6 CO2 + 2 H2O + 4 Mg
VOSO4 + KMnO4 + H2O = K2SO4 + MnSO4 + H3VO4 + H2SO4 =>
10 VOSO4 + 2 KMnO4 + 22 H2O = K2SO4 + 2 MnSO4 + 10 H3VO4 + 7 H2SO4
Cu + HNO3(ac) = Cu(NO3)2(ac) + NO2(g) + H2O =>
Cu + 4 HNO3(ac) = Cu(NO3)2(ac) + 2 NO2(g) + 2 H2O
Fe2(SO4)3 + BaC2O4 = Fe2(C2O4)3 + BaSO4 =>
Fe2(SO4)3 + 3 BaC2O4 = Fe2(C2O4)3 + 3 BaSO4
NaCl + Pb(NO3)2 = NaNO3 + Cl2Pb =>
2 NaCl + Pb(NO3)2 = 2 NaNO3 + Cl2Pb
K2Cr2O7 + H2SO4 + KI = KHSO4 + Cr2(SO4)3 + H2O + I =>
K2Cr2O7 + 11 H2SO4 + 6 KI = 8 KHSO4 + Cr2(SO4)3 + 7 H2O + 6 I
NH3 + HOCl = NHCl2 + H2O =>
NH3 + 2 HOCl = NHCl2 + 2 H2O
Ca + FeF3 = F3 + CaFe =>
Ca + FeF3 = F3 + CaFe
NaPO4 + CaF = CaPO4 + NaF =>
NaPO4 + CaF = CaPO4 + NaF
CaCO3 + Cl2 = OCl2 + CaCl2 + CO2 =>
CaCO3 + 2 Cl2 = OCl2 + CaCl2 + CO2
Cr2O3 + NO3{-} + CO3{2-} = CrO4{-} + NO2{-} + CO2 =>
Cr2O3 + 4 NO3{-} + CO3{2-} = 2 CrO4{-} + 4 NO2{-} + CO2
Li + SiO2 = Li2O + Si =>
4 Li + SiO2 = 2 Li2O + Si
F2 + NaOH = O + HOH + NaF =>
F2 + 2 NaOH = O + HOH + 2 NaF
HClO4 + Ca = Ca(ClO4)2 + H =>
2 HClO4 + Ca = Ca(ClO4)2 + 2 H
GaAs + O2 = Ga + As2O3 =>
4 GaAs + 3 O2 = 4 Ga + 2 As2O3
NaClO3 + Al(OH)3 + NaOH = NaCl + Na2AlO4 + H2O =>
NaClO3 + 2 Al(OH)3 + 4 NaOH = NaCl + 2 Na2AlO4 + 5 H2O
C6H5OH + Na = C6H5ONa + H2 =>
2 C6H5OH + 2 Na = 2 C6H5ONa + H2
Fe(OH) = Fe + O + H =>
Fe(OH) = Fe + O + H
Cu(oh)2 + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu(oh)2 + 16 HNO3 = 6 Cu(NO3)2 + 4 NO + 8 H2O
G + H2O = G(OH)2 + H2 =>
G + 2 H2O = G(OH)2 + H2
K(SCN) + Ag(NO3)2 = K(NO3)2 + Ag(SCN) =>
K(SCN) + Ag(NO3)2 = K(NO3)2 + Ag(SCN)
F2 + NaAt = NaF + At =>
F2 + 2 NaAt = 2 NaF + 2 At
Zn + ClH = ClZn + H2 =>
2 Zn + 2 ClH = 2 ClZn + H2
Sn(OH)2 + H2SO4 = Sn(HSO4)2 + H2O =>
Sn(OH)2 + 2 H2SO4 = Sn(HSO4)2 + 2 H2O
P2O3 + AlCl3 = Al2O3 + PCl3 =>
P2O3 + 2 AlCl3 = Al2O3 + 2 PCl3
AgNO3 + (NH4)2CrO4 = Ag2CrO4 + NH4NO3 =>
2 AgNO3 + (NH4)2CrO4 = Ag2CrO4 + 2 NH4NO3
FeCl3 + NaHCO3 = CO2 + Fe(OH)3 + NaCl =>
FeCl3 + 3 NaHCO3 = 3 CO2 + Fe(OH)3 + 3 NaCl
NaN15 = Na + N2(g) =>
2 NaN15 = 2 Na + 15 N2(g)
BaCO3 + NH4C2O4 = BaC2O4 + (NH4)CO3 =>
BaCO3 + NH4C2O4 = BaC2O4 + (NH4)CO3
C7H8 + CH3 = C8H11 =>
C7H8 + CH3 = C8H11
Cu(NO3)2(aq) + KCl(ac) = CuCl2(ac) + KNO3(s) =>
Cu(NO3)2(aq) + 2 KCl(ac) = CuCl2(ac) + 2 KNO3(s)
Zn(NO3)2 + Cr(NO3)3 + CH4N2O = ZnO*001Cr + H2O + CO2 + N2 =>
6 Zn(NO3)2 + 6 Cr(NO3)3 + 28 CH4N2O = 6 ZnO*001Cr + 56 H2O + 28 CO2 + 43 N2
Na2C2O4 + Co(ClO3)2 = NaClO3 + CoC2O4 =>
Na2C2O4 + Co(ClO3)2 = 2 NaClO3 + CoC2O4
CH3OH + O2 = CO2 + H1 =>
2 CH3OH + O2 = 2 CO2 + 8 H1
Hg2O + Cl2O5 = HgClO3 =>
Hg2O + Cl2O5 = 2 HgClO3
RbNO3 = Rb + N2 + O2 =>
2 RbNO3 = 2 Rb + N2 + 3 O2
C5H7O4Na2N + HCl = C5H9O4N + NaCl =>
C5H7O4Na2N + 2 HCl = C5H9O4N + 2 NaCl
Ca3(PO4)2 + SiO + C = CaSiO3 + COP =>
Ca3(PO4)2 + 3 SiO + 2 C = 3 CaSiO3 + 2 COP
AgNO3 + NaF = AgF + Na(NO3) =>
AgNO3 + NaF = AgF + Na(NO3)
Ti(OH)2 + Mg = Mg(OH)2 + Ti =>
Ti(OH)2 + Mg = Mg(OH)2 + Ti
Na3C6H5O7 + H2O = NaOH + C6H8O7 =>
Na3C6H5O7 + 3 H2O = 3 NaOH + C6H8O7
Ni + HNO2 = NiNO2 + H2 =>
2 Ni + 2 HNO2 = 2 NiNO2 + H2
K2SO4(aq) + BaCl2(aq) = BaSO4(s) + KCl(aq) = K2SO4(aq) + BaCl2(aq) = BaSO4(s) + KCl(aq) =>
K2SO4(aq) + BaCl2(aq) = BaSO4(s) + 2 KCl(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/07/25
Équations équilibrées sur04/06/24
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