| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KMnO4 + 10 KI + 16 CH3COOH = 5 I2 + 2 Mn(CH3COO)2 + 12 CH3COOK + 8 H2O
C2H5N + O2 = CO + H2O + NO =>
4 C2H5N + 11 O2 = 8 CO + 10 H2O + 4 NO
Sn + P = Sn3P2 =>
3 Sn + 2 P = Sn3P2
K2SO3(s) = K2O(s) + SO2(g) =>
K2SO3(s) = K2O(s) + SO2(g)
Zn(NO3)2 + KOH = Zn(OH)2 + KNO3 =>
Zn(NO3)2 + 2 KOH = Zn(OH)2 + 2 KNO3
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
Zn(s) + Mg(NO3)2(aq) = Zn(NO3)(aq) + Mg(s) =>
2 Zn(s) + Mg(NO3)2(aq) = 2 Zn(NO3)(aq) + Mg(s)
Ag + S2O3 = Ag(S2O3)2 =>
Ag + 2 S2O3 = Ag(S2O3)2
HN3 + NaOH = NaN3 + H2O =>
HN3 + NaOH = NaN3 + H2O
K2Cr2O7 + H2SO4 + CH3CH2OH = Cr2(SO4)3 + H2O + CH3CHO + K2SO4 =>
K2Cr2O7 + 4 H2SO4 + 3 CH3CH2OH = Cr2(SO4)3 + 7 H2O + 3 CH3CHO + K2SO4
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl(s) =>
CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl(s)
Si + KOH = K3SiO3 + H2 =>
2 Si + 6 KOH = 2 K3SiO3 + 3 H2
HgCl = Hg + Cl2 =>
2 HgCl = 2 Hg + Cl2
Mn2S3 = Mn + S8 =>
8 Mn2S3 = 16 Mn + 3 S8
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
Fe + HNO3 = Fe(NO3)3 + NH4NO3 + H2O =>
8 Fe + 30 HNO3 = 8 Fe(NO3)3 + 3 NH4NO3 + 9 H2O
Mg + S = MgS =>
Mg + S = MgS
H2S + SO2 = S8 + H2O =>
16 H2S + 8 SO2 = 3 S8 + 16 H2O
CaO + H2CO3 = Ca(HCO3)2 + H2O =>
CaO + 2 H2CO3 = Ca(HCO3)2 + H2O
Al = Al{3+} + {-} =>
Al = Al{3+} + 3e
Al + AgClO3 = Ag + Al(ClO3)3 =>
Al + 3 AgClO3 = 3 Ag + Al(ClO3)3
P2 + O2 = P4O10 =>
2 P2 + 5 O2 = P4O10
Fe(NO3)3 + K3PO4 = FePO4 + KNO3 =>
Fe(NO3)3 + K3PO4 = FePO4 + 3 KNO3
SrI2 + Br2 = SrBr2 + I2 =>
SrI2 + Br2 = SrBr2 + I2
Br2 + Na2CO3 = NaBr + NaBrO3 + CO2 =>
3 Br2 + 3 Na2CO3 = 5 NaBr + NaBrO3 + 3 CO2
NaNO2 = Na + NO2 =>
NaNO2 = Na + NO2
Al2O3 + H2SeO4 = Al2(SeO4)3 + H2O =>
Al2O3 + 3 H2SeO4 = Al2(SeO4)3 + 3 H2O
Pb + NaOH = Pb(NaOH) =>
Pb + NaOH = Pb(NaOH)
Sb2O3 + NaOH = NaSbO2 + H2O =>
Sb2O3 + 2 NaOH = 2 NaSbO2 + H2O
PCl5 = PCl3 + Cl2 =>
PCl5 = PCl3 + Cl2
I + HNO3 = HIO3 + NO + H2O =>
3 I + 5 HNO3 = 3 HIO3 + 5 NO + H2O
Na2HPO4 + (NH4)2MoO4 + HNO3 = (NH4)3[PMo12O40] + NaNO3 + NH4NO3 + H2O =>
Na2HPO4 + 12(NH4)2MoO4 + 23 HNO3 = (NH4)3[PMo12O40] + 2 NaNO3 + 21 NH4NO3 + 12 H2O
KSCN + ZnCl2 = KCl + Zn(SCN)2 =>
2 KSCN + ZnCl2 = 2 KCl + Zn(SCN)2
PBO2 + NH3 = PB + N2 + H2O =>
3 PBO2 + 4 NH3 = 3 PB + 2 N2 + 6 H2O
Co + H{+} = Co{+2} + H2 =>
Co + 2 H{+} = Co{+2} + H2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Li2CO3MgS = MgCO3Li2S =>
Li2CO3MgS = MgCO3Li2S
Fe{3+} + Cl{-} = Fe + Cl2 =>
2 Fe{3+} + 6 Cl{-} = 2 Fe + 3 Cl2
Cu(NO3)2 + Na2SiO3 = Cu2(SiO3)2 + NaNO3 =>
2 Cu(NO3)2 + 2 Na2SiO3 = Cu2(SiO3)2 + 4 NaNO3
N3 + O2 + H2O = HNO3 =>
4 N3 + 15 O2 + 6 H2O = 12 HNO3
S2O3{2-} = S8 + SO3{2-} =>
8 S2O3{2-} = S8 + 8 SO3{2-}
As + HNO3 = H3AsO4 + NO2 + H2O =>
As + 5 HNO3 = H3AsO4 + 5 NO2 + H2O
Fe4[Fe(CN)6]3 = Fe + Fe(CN)6 =>
Fe4[Fe(CN)6]3 = 4 Fe + 3 Fe(CN)6
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
Zn + K3[Fe(CN)6] + H2SO4 = Zn3[Fe(CN)6] + H2 + K2SO4 =>
6 Zn + 2 K3[Fe(CN)6] + 3 H2SO4 = 2 Zn3[Fe(CN)6] + 3 H2 + 3 K2SO4
Sr(NO3)2 + Na2S = SrS + Na(NO3) =>
Sr(NO3)2 + Na2S = SrS + 2 Na(NO3)
Al(OH)3 + Na2O = Al2O3 + NaOH =>
2 Al(OH)3 + 3 Na2O = Al2O3 + 6 NaOH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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