| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 Zn + KON3 + 9 KOH + 10 H2O = 5 K2Zn(OH)4 + 3 NH3
CoSO4 + CoCl2 = CoSCl2 + CoO4 =>
CoSO4 + CoCl2 = CoSCl2 + CoO4
C2H2 + Ag2O = Ag2C2 + H2O =>
C2H2 + Ag2O = Ag2C2 + H2O
CuBr2(aq) + NaNO3(aq) = NaBr + Cu(NO3)2 =>
CuBr2(aq) + 2 NaNO3(aq) = 2 NaBr + Cu(NO3)2
AsCl3 + H2O = H3AsO3 + HCl =>
AsCl3 + 3 H2O = H3AsO3 + 3 HCl
Fe + H2SO4 = Fe2SO4 + SO + H2O =>
4 Fe + 3 H2SO4 = 2 Fe2SO4 + SO + 3 H2O
NH4SCN + NaOH = NH3 + NaSCN + H2O =>
NH4SCN + NaOH = NH3 + NaSCN + H2O
BaOH + Na3PO4 = BaPO4 + Na3OH =>
BaOH + Na3PO4 = BaPO4 + Na3OH
BeF2 + Mg = MgF2 + Be =>
BeF2 + Mg = MgF2 + Be
Pt(OH)3 + HCl = Pt2(OH)5Cl + H2O =>
2 Pt(OH)3 + HCl = Pt2(OH)5Cl + H2O
NaHSO3 + H2SO4 = Na2SO4 + H2O + SO2 =>
2 NaHSO3 + H2SO4 = Na2SO4 + 2 H2O + 2 SO2
CrO2 = CrO + O2 =>
2 CrO2 = 2 CrO + O2
C2H6O(l) + O2(g) = C2H4O2(l) + H2O =>
C2H6O(l) + O2(g) = C2H4O2(l) + H2O
Al(OH)2 + HNO2 = Al(NO2)2 + H2O =>
Al(OH)2 + 2 HNO2 = Al(NO2)2 + 2 H2O
C4H16N16O5 = N2 + H2O + CH4 + C =>
2 C4H16N16O5 = 16 N2 + 10 H2O + 3 CH4 + 5 C
Ca(HCO3)2(s) + HCl(aq) = CaCl2(aq) + CO2(g) + H2O(l) =>
Ca(HCO3)2(s) + 2 HCl(aq) = CaCl2(aq) + 2 CO2(g) + 2 H2O(l)
Al2(SO4)3 + KBr = AlBr3 + K2(SO4) =>
Al2(SO4)3 + 6 KBr = 2 AlBr3 + 3 K2(SO4)
NaOH(s) + HCl() = NaCl() + H2O(l) =>
NaOH(s) + HCl() = NaCl() + H2O(l)
(OH)3 = O3H3 =>
(OH)3 = O3H3
Fe + K4[Fe(CN)6] = Fe2[Fe(CN)6] + K =>
2 Fe + K4[Fe(CN)6] = Fe2[Fe(CN)6] + 4 K
CaMg(CO3)2 + CH3COOH = CaCO3 + CO2 + H2O + Mg(CH3COO)2 =>
CaMg(CO3)2 + 2 CH3COOH = CaCO3 + CO2 + H2O + Mg(CH3COO)2
HCl + KIO3 + Na2S = H + O2 + NaCl + K2S + I2 =>
2 HCl + 2 KIO3 + Na2S = 2 H + 3 O2 + 2 NaCl + K2S + I2
Na + Fe2Cl = NaCl2 + Fe =>
Na + 2 Fe2Cl = NaCl2 + 4 Fe
Sb2S3 + Fe = FeS + Sb2 =>
Sb2S3 + 3 Fe = 3 FeS + Sb2
GdCl3 + O2 = GdO + Cl2O =>
4 GdCl3 + 5 O2 = 4 GdO + 6 Cl2O
CuSO4 + H2SO4 + KMnO4 = Cu2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 CuSO4 + 8 H2SO4 + 2 KMnO4 = 5 Cu2(SO4)3 + 2 MnSO4 + K2SO4 + 8 H2O
Mn(NO3)2*4H2O + Co(NO3)2*6H2O + Ni(NO3)2*6H2O = CoNiMn4O8 + N2 + H2O + O2 =>
4 Mn(NO3)2*4H2O + Co(NO3)2*6H2O + Ni(NO3)2*6H2O = CoNiMn4O8 + 6 N2 + 28 H2O + 14 O2
KOH + N = KOHN =>
KOH + N = KOHN
Zn + NO3{-} + H2O = Zn(OH)4{2-} + NH3 + H{+} =>
4 Zn + NO3{-} + 13 H2O = 4 Zn(OH)4{2-} + NH3 + 7 H{+}
Zn(s) + Mg(SO4) = Zn(SO4) + Mg =>
Zn(s) + Mg(SO4) = Zn(SO4) + Mg
Ni + Ag(NO3)3 = Ag + Ni(NO3)2 =>
3 Ni + 2 Ag(NO3)3 = 2 Ag + 3 Ni(NO3)2
SrCO3 + Mn2O3 + RuO2 + O2 = Sr2MnRuO6 + CO2 =>
8 SrCO3 + 2 Mn2O3 + 4 RuO2 + O2 = 4 Sr2MnRuO6 + 8 CO2
H + Ag = AgH =>
H + Ag = AgH
C16H34 + CuO = Cu + CO2 + H2O =>
C16H34 + 49 CuO = 49 Cu + 16 CO2 + 17 H2O
Fe(OH)2 + KOH = K[Fe(OH)3] =>
Fe(OH)2 + KOH = K[Fe(OH)3]
FeCl3 + MgO + H2O = Fe(OH)2 + MgCl3 =>
FeCl3 + MgO + H2O = Fe(OH)2 + MgCl3
CrCl3 + NaBiO3 + NaOH + H2O = Na2CrO4 + Bi(OH)3 + NaCl =>
2 CrCl3 + 3 NaBiO3 + 7 NaOH + H2O = 2 Na2CrO4 + 3 Bi(OH)3 + 6 NaCl
CH3OH + SO4{2-} + H{+} = H2S + H2O + CO2 =>
4 CH3OH + 3 SO4{2-} + 6 H{+} = 3 H2S + 8 H2O + 4 CO2
BaBr2 + K2SO4 = KBr + BaSO4 =>
BaBr2 + K2SO4 = 2 KBr + BaSO4
C5H12S + O2(g) = CO2 + H2O + S =>
C5H12S + 8 O2(g) = 5 CO2 + 6 H2O + S
Cs2O + SO2 = Cs2SO3 =>
Cs2O + SO2 = Cs2SO3
CuBr + HNO3 = CuBr2 + CuN2O6 + NO + H2O =>
6 CuBr + 8 HNO3 = 3 CuBr2 + 3 CuN2O6 + 2 NO + 4 H2O
I{-} + Cl2 + H2O = IO3{-} + Cl{-} + H3O{+} =>
I{-} + 3 Cl2 + 9 H2O = IO3{-} + 6 Cl{-} + 6 H3O{+}
Fe(OH)2 + Al2O3 = Fe2O2 + Al(OH)3 =>
6 Fe(OH)2 + 2 Al2O3 = 3 Fe2O2 + 4 Al(OH)3
S + H2O = H2SO3 + H{+} + e =>
S + 3 H2O = H2SO3 + 4 H{+} + 4e
K[Sb(OH)4] + AgNO3 + KOH = K[Sb(OH)6] + Ag + KNO3 =>
K[Sb(OH)4] + 2 AgNO3 + 2 KOH = K[Sb(OH)6] + 2 Ag + 2 KNO3
Fe(NO3)3 + Cu + HCl = Cu(NO3)2 + NO + FeCl2 + H2O =>
4 Fe(NO3)3 + 5 Cu + 8 HCl = 5 Cu(NO3)2 + 2 NO + 4 FeCl2 + 4 H2O
HBr + KHCO3 = CO2 + H2O + KBr =>
HBr + KHCO3 = CO2 + H2O + KBr
(NH2)2CO + NaClO + NaOH = N2H4*H2O + NaCl + Na2CO3 =>
(NH2)2CO + NaClO + 2 NaOH = N2H4*H2O + NaCl + Na2CO3
C2H2 + AgNO3 + NH4OH = Ag2C2 + NH4NO3 + H2O =>
C2H2 + 2 AgNO3 + 2 NH4OH = Ag2C2 + 2 NH4NO3 + 2 H2O
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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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