| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 S2O3{2-} + 12 KI = 3 SO2 + S + 12 K + 4 I3{-}
Na + N2 = NaN3 =>
2 Na + 3 N2 = 2 NaN3
Na2S2O3 + KMNO4 + H2SO4 = Na2SO4 + MNSO4 + K2SO4 + H2O =>
5 Na2S2O3 + 8 KMNO4 + 7 H2SO4 = 5 Na2SO4 + 8 MNSO4 + 4 K2SO4 + 7 H2O
Cr2O3 + H2O = CrO4 + H =>
Cr2O3 + 5 H2O = 2 CrO4 + 10 H
NH3 + H2O + SO2 = (NH4)2SO3 =>
2 NH3 + H2O + SO2 = (NH4)2SO3
N2H4 + H2O2 = H2O + N2 =>
N2H4 + 2 H2O2 = 4 H2O + N2
Cr2O3 + H2O = CrO4 + H2 =>
Cr2O3 + 5 H2O = 2 CrO4 + 5 H2
Cl2 + KOH = KClO3 + KCl + H2O =>
3 Cl2 + 6 KOH = KClO3 + 5 KCl + 3 H2O
C6H4COOKCl + H2 = C6H4COHCl + KOH =>
C6H4COOKCl + H2 = C6H4COHCl + KOH
Na2S2O3 + KMnO4 + H2SO4 = Na2SO4 + MnSO4 + K2SO4 + H2O =>
5 Na2S2O3 + 8 KMnO4 + 7 H2SO4 = 5 Na2SO4 + 8 MnSO4 + 4 K2SO4 + 7 H2O
AgNo3 + NiSo4 = AgSo4 + NiNo3 =>
AgNo3 + NiSo4 = AgSo4 + NiNo3
C19H34O2 + O2 = CO2 + H2O =>
2 C19H34O2 + 53 O2 = 38 CO2 + 34 H2O
HCl + Fe2O3 = FeCl3 + H2O =>
6 HCl + Fe2O3 = 2 FeCl3 + 3 H2O
S + O2 = SO2 =>
S + O2 = SO2
Fe2(SO4)3 + HCl = H2SO4 + FeCl3 =>
Fe2(SO4)3 + 6 HCl = 3 H2SO4 + 2 FeCl3
AgNO3 + AlI3 = AgI + Al(NO3)3 =>
3 AgNO3 + AlI3 = 3 AgI + Al(NO3)3
Na[Al(OH)4] + HNO3 = NaNO3 + Al(NO3)3 + H2O =>
Na[Al(OH)4] + 4 HNO3 = NaNO3 + Al(NO3)3 + 4 H2O
AgNO3 + Na2SiO3 = Ag2SiO3 + NaNO3 =>
2 AgNO3 + Na2SiO3 = Ag2SiO3 + 2 NaNO3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C4H9Cl + KOH = C4H8 + KCl + H2O =>
C4H9Cl + KOH = C4H8 + KCl + H2O
S4 + BA(OH)2 = BAS + BASO3 + H2O =>
3 S4 + 12 BA(OH)2 = 8 BAS + 4 BASO3 + 12 H2O
Sr + HI = H2 + SrI2 =>
Sr + 2 HI = H2 + SrI2
As2S3 + HNO3 + H2O = H3AsO4 + NO + H2SO4 =>
3 As2S3 + 28 HNO3 + 4 H2O = 6 H3AsO4 + 28 NO + 9 H2SO4
Mn(CH3COO)2 + KMnO4 + CH3COOH = Mn(CH3COO)3 + CH3COOK + H2O =>
4 Mn(CH3COO)2 + KMnO4 + 8 CH3COOH = 5 Mn(CH3COO)3 + CH3COOK + 4 H2O
O2 + S = SO =>
O2 + 2 S = 2 SO
AgNO3 + NiSO4 = Ag2SO4 + Ni(NO3)2 =>
2 AgNO3 + NiSO4 = Ag2SO4 + Ni(NO3)2
Ba + H2SO3 = BaSO3 + H2 =>
Ba + H2SO3 = BaSO3 + H2
Al2O3 + NaOH + HF = Na3AlF6 + H2O =>
Al2O3 + 6 NaOH + 12 HF = 2 Na3AlF6 + 9 H2O
HNO3 + CaCl2 = HCl + Ca(NO3)2 =>
2 HNO3 + CaCl2 = 2 HCl + Ca(NO3)2
P + Cl2 = PCl5 =>
2 P + 5 Cl2 = 2 PCl5
C2H5NH2 + O2 = CO2 + H2O + N2 =>
4 C2H5NH2 + 15 O2 = 8 CO2 + 14 H2O + 2 N2
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
HCl + CaCO3 = HCO3 + CaCl =>
HCl + CaCO3 = HCO3 + CaCl
NH4OH + SO2 = (NH4)2SO3 + H2O =>
2 NH4OH + SO2 = (NH4)2SO3 + H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
HI + Ba(OH)2 = H2O + BaI2 =>
2 HI + Ba(OH)2 = 2 H2O + BaI2
KMnO4 + HCl = MnCl2 + KCl + Cl2 + H2O =>
2 KMnO4 + 16 HCl = 2 MnCl2 + 2 KCl + 5 Cl2 + 8 H2O
Ca(ClO3)2 = CaCl2 + O2 =>
Ca(ClO3)2 = CaCl2 + 3 O2
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
C2 + NiO = CO2 + Ni =>
C2 + 4 NiO = 2 CO2 + 4 Ni
KClO + NaI + H2O = I2 + NaOH + KCl =>
KClO + 2 NaI + H2O = I2 + 2 NaOH + KCl
Cr2O3 + KClO3 + KOH = K2CrO4 + KCl + H2O =>
Cr2O3 + KClO3 + 4 KOH = 2 K2CrO4 + KCl + 2 H2O
HCl + MG(OH)2 = H2O + MGCl2 =>
2 HCl + MG(OH)2 = 2 H2O + MGCl2
SO3 + KOH = K2SO4 + H2O =>
SO3 + 2 KOH = K2SO4 + H2O
PB(NO3)2(aq) + H2SO4(aq) = PBSO4(s) + HNO3(aq) =>
PB(NO3)2(aq) + H2SO4(aq) = PBSO4(s) + 2 HNO3(aq)
C4H9NO2 + O2 = CO2 + H20 + NO2 =>
20 C4H9NO2 + 80 O2 = 80 CO2 + 9 H20 + 20 NO2
MnO4{-} + H{+} + Na2SO3 = Mn{2+} + H2O + Na{+} + SO3{+} =>
3 MnO4{-} + 24 H{+} + 5 Na2SO3 = 3 Mn{2+} + 12 H2O + 10 Na{+} + 5 SO3{+}
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Ba(OH)2 + Cr(OH)3 = Cr(OH)2 + Ba(OH)3 =>
Ba(OH)2 + Cr(OH)3 = Cr(OH)2 + Ba(OH)3
Sn + HNO3 = H2SnO3 + NO2 + H2O =>
Sn + 4 HNO3 = H2SnO3 + 4 NO2 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/14/16
Équations équilibrées sur11/13/15
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