| Équations équilibrées la veille | Équations équilibrées le lendemain |
C2H6 + C2H4 = C4H10
C7H5N3O6(s) = N2(g) + H2O(g) + CO(g) + C(s) =>
2 C7H5N3O6(s) = 3 N2(g) + 5 H2O(g) + 7 CO(g) + 7 C(s)
S + NaClO + NaOH = Na2SO3 + NaCl + H2O =>
S + 2 NaClO + 2 NaOH = Na2SO3 + 2 NaCl + H2O
V2O5 + H2SO4 + C2H5OH + H2O = CH3COH + VOSO4*4H2O =>
V2O5 + 2 H2SO4 + C2H5OH + 5 H2O = CH3COH + 2 VOSO4*4H2O
PbJ3{-} + J{-} = PbJ4{2-} =>
PbJ3{-} + J{-} = PbJ4{2-}
SO2 + HNO3 = N2O + H2S + O2 =>
2 SO2 + 4 HNO3 = 2 N2O + 2 H2S + 7 O2
AgCl + H2SO4 = Ag2S + HCl + O2 =>
2 AgCl + H2SO4 = Ag2S + 2 HCl + 2 O2
AgC2H3O2(aq) + KF = KC2H3O2 + AgF =>
AgC2H3O2(aq) + KF = KC2H3O2 + AgF
C6H7NO3S + H2O2 = CO2 + H2O + NO2 + SO3H =>
C6H7NO3S + 17 H2O2 = 6 CO2 + 20 H2O + NO2 + SO3H
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
Mg + PO4 = Mg3P2 + O2 =>
3 Mg + 2 PO4 = Mg3P2 + 4 O2
Cu(NO3)2 + MgSO4 = Mg(NO3)2 + CuSO4 =>
Cu(NO3)2 + MgSO4 = Mg(NO3)2 + CuSO4
F2 + H2O = HF + O2 =>
2 F2 + 2 H2O = 4 HF + O2
Pb = Pb{2+} + e =>
Pb = Pb{2+} + 2e
CH4(g) + O2(g) = C02(g) + H2O(l) =>
2 CH4(g) + 2 O2(g) = C02(g) + 4 H2O(l)
ZnCl + H2 = Zn + HCl =>
2 ZnCl + H2 = 2 Zn + 2 HCl
KNO3 + C3H6O = K2O + CO + N + H2O =>
2 KNO3 + C3H6O = K2O + 3 CO + 2 N + 3 H2O
(C2H5)2NH + O2 = CO2 + H2O + NH3 =>
(C2H5)2NH + 6 O2 = 4 CO2 + 4 H2O + NH3
KOH + Ag2O = K2O + AgOH =>
2 KOH + Ag2O = K2O + 2 AgOH
Cu3AsS4 + HNO3 = Cu(NO3)2 + H3AsO4 + H2SO4 + NO2 + H2O =>
Cu3AsS4 + 41 HNO3 = 3 Cu(NO3)2 + H3AsO4 + 4 H2SO4 + 35 NO2 + 15 H2O
Fe2O3 + MnO2 = MnFe2O4 + O =>
Fe2O3 + MnO2 = MnFe2O4 + O
Sr + NaOH = Sr2OH + Na =>
2 Sr + NaOH = Sr2OH + Na
Ba(OH)2 = BaO + H2O =>
Ba(OH)2 = BaO + H2O
C7H6O2 + C7H12O4 = C12H10O4 + C2H6O =>
31 C7H6O2 + 9 C7H12O4 = 21 C12H10O4 + 14 C2H6O
NaCl + KNo3 = KCl + NaNo3 =>
NaCl + KNo3 = KCl + NaNo3
Na2B4O7 + H2SO4 + H2O = H3BO3(s) + Na2SO4(aq) =>
Na2B4O7 + H2SO4 + 5 H2O = 4 H3BO3(s) + Na2SO4(aq)
K4C + GaN = K3N + Ga4C3 =>
3 K4C + 4 GaN = 4 K3N + Ga4C3
C2H5OH = C2H5O{-} + H{+} =>
C2H5OH = C2H5O{-} + H{+}
H2SO4 + HCl = HSO4 + H2Cl =>
H2SO4 + HCl = HSO4 + H2Cl
AgNO3 + KCl + NH3 = Ag(NH3)2 + KNO3 + Cl =>
AgNO3 + KCl + 2 NH3 = Ag(NH3)2 + KNO3 + Cl
PbCO3(s) + HNO3(g) = Pb(NO3)2(s) + CO2 + H2O =>
PbCO3(s) + 2 HNO3(g) = Pb(NO3)2(s) + CO2 + H2O
Y2O3 + Ti2O3 = YTiO3 =>
Y2O3 + Ti2O3 = 2 YTiO3
B + Cl2 = BCl3 =>
2 B + 3 Cl2 = 2 BCl3
Ag2SO4 + Cu(ClO3)2 = AgClO3 + CuSO4 =>
Ag2SO4 + Cu(ClO3)2 = 2 AgClO3 + CuSO4
C2H5NH2 + C2H5OH = C2H5NHC2H5 + H2O =>
C2H5NH2 + C2H5OH = C2H5NHC2H5 + H2O
C12H22O11 + H2SO4 = CO2 + SO2 + H2O =>
C12H22O11 + 24 H2SO4 = 12 CO2 + 24 SO2 + 35 H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Sr + H2O = SrH2O =>
Sr + H2O = SrH2O
C7H8 + Br2 = C6H5Br + CH3Br =>
C7H8 + Br2 = C6H5Br + CH3Br
Fe(NO3)3 + K2CO3 = FeCO3 + K + NO3 =>
Fe(NO3)3 + K2CO3 = FeCO3 + 2 K + 3 NO3
Cr(CO3)3 + H2O = H2CO3 + Cr(OH)6 =>
Cr(CO3)3 + 6 H2O = 3 H2CO3 + Cr(OH)6
Ni(SO4) + FeCl2 = NiCl2 + Fe(SO4) =>
Ni(SO4) + FeCl2 = NiCl2 + Fe(SO4)
Sn(NO3)4 = Sn + N2 + O2 =>
Sn(NO3)4 = Sn + 2 N2 + 6 O2
Cu3AsS4 + HNO3 = Cu(NO3)2 + H3AsO4 + H2SO4 + NO2 + H2O =>
Cu3AsS4 + 41 HNO3 = 3 Cu(NO3)2 + H3AsO4 + 4 H2SO4 + 35 NO2 + 15 H2O
Cu + SO = Cu2S + Cu2O =>
4 Cu + SO = Cu2S + Cu2O
Cd + V(NO3)5 = V + Cd(NO3)2 =>
5 Cd + 2 V(NO3)5 = 2 V + 5 Cd(NO3)2
KClO4(s) = KCl(aq) + O2(g) =>
KClO4(s) = KCl(aq) + 2 O2(g)
C6H5NH2 + NaOH = C6H4NaO + NH4 =>
C6H5NH2 + NaOH = C6H4NaO + NH4
FeS + HCl = FeCl2 + H + S =>
FeS + 2 HCl = FeCl2 + 2 H + S
SO4 + BaCl2 = BaSO4 + Cl =>
SO4 + BaCl2 = BaSO4 + 2 Cl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/06/25
Équations équilibrées sur04/05/24
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