| Équations équilibrées la veille | Équations équilibrées le lendemain |
S8 + 32 BaO = 4 Ba8S2 + 16 O2
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
H2CO3 + K2O = KHCO3 + H2O =>
2 H2CO3 + K2O = 2 KHCO3 + H2O
NaCl + K3[Fe(CN)6] = KCl + Na3[Fe(CN)6] =>
3 NaCl + K3[Fe(CN)6] = 3 KCl + Na3[Fe(CN)6]
MnCl2 + KClO + KOH = KCl + KMnO4 + H2O =>
2 MnCl2 + 5 KClO + 6 KOH = 9 KCl + 2 KMnO4 + 3 H2O
Hg(NO3)2 + NaCl = Hg(NO3)2NaCl =>
Hg(NO3)2 + NaCl = Hg(NO3)2NaCl
Cr(OH)3 + H2SO4 = CrH2 + SO4(OH)3 =>
Cr(OH)3 + H2SO4 = CrH2 + SO4(OH)3
IO3{-} + HN3 = I{-} + NO + H2O =>
7 IO3{-} + 6 HN3 = 7 I{-} + 18 NO + 3 H2O
S8 + Al = Al2S3 =>
3 S8 + 16 Al = 8 Al2S3
PdO2 + HCl = PdCl4 + H2O =>
PdO2 + 4 HCl = PdCl4 + 2 H2O
Al + HCO3 = Al(CO3)3 + H2 =>
2 Al + 6 HCO3 = 2 Al(CO3)3 + 3 H2
HBr + H2(SO4) = Br2 + SO2 + H2O =>
2 HBr + H2(SO4) = Br2 + SO2 + 2 H2O
Fe(NO3)2 + MnO2 + HNO3 = Fe(NO3)3 + Mn(NO3)2 + H2O =>
2 Fe(NO3)2 + MnO2 + 4 HNO3 = 2 Fe(NO3)3 + Mn(NO3)2 + 2 H2O
C7H6O + C5H10O3 + CH4N2O = C14H16N2O3 + H2O =>
3 C7H6O + C5H10O3 + 2 CH4N2O = 2 C14H16N2O3 + 2 H2O
Ba(OH)2 + Cu(NO3)2 = Ba(NO3)2 + Cu(OH)2 =>
Ba(OH)2 + Cu(NO3)2 = Ba(NO3)2 + Cu(OH)2
NaClO3 + CrCl3 + NaOH = NaCl + Na2CrO4 + H2O =>
NaClO3 + 2 CrCl3 + 10 NaOH = 7 NaCl + 2 Na2CrO4 + 5 H2O
H2SO4 + ICl5 = HSO3Cl + IOCl3 + HCl =>
H2SO4 + ICl5 = HSO3Cl + IOCl3 + HCl
CaBr2(aq) + Cl2(g) = CaCl + Br2(g) =>
2 CaBr2(aq) + Cl2(g) = 2 CaCl + 2 Br2(g)
H2OSO3 = H2SO4 =>
H2OSO3 = H2SO4
NaCl + Sn(OH)2 = NaOH + SnCl2 =>
2 NaCl + Sn(OH)2 = 2 NaOH + SnCl2
NaHCO3 + H{+} + Cl{-} = NaCl + H2O + CO2 =>
NaHCO3 + H{+} + Cl{-} = NaCl + H2O + CO2
BaCl2 + KI = KCl + BaI2 =>
BaCl2 + 2 KI = 2 KCl + BaI2
KHO(aq) + HNO3(aq) = KNO3(aq) + H2O(l) =>
KHO(aq) + HNO3(aq) = KNO3(aq) + H2O(l)
HCN + NaOH = NaCN + H2O =>
HCN + NaOH = NaCN + H2O
NHg = N2 + Hg2 =>
2 NHg = N2 + Hg2
B2(CO3)3 = B6 + C + O27 =>
3 B2(CO3)3 = B6 + 9 C + O27
Ge + Fr = GeFr =>
Ge + Fr = GeFr
Sr(NO3)2 + Na2CrO4 = NaNO3 + SrCrO4 =>
Sr(NO3)2 + Na2CrO4 = 2 NaNO3 + SrCrO4
HC2H3O2 + Cu = Cu(C2H3O2)2 + H2 =>
2 HC2H3O2 + Cu = Cu(C2H3O2)2 + H2
Sb2O3 + CO = SbCO + CO2 =>
Sb2O3 + 5 CO = 2 SbCO + 3 CO2
IO3{-} + HSO3{-} + HO{-} = I{-} + SO4{2-} + H2O =>
IO3{-} + 3 HSO3{-} + 3 HO{-} = I{-} + 3 SO4{2-} + 3 H2O
KMnO4 + H2SO4 + AlBr3 = MnSO4 + K2SO4 + Al2(SO4)3 + H2O + Br2 =>
6 KMnO4 + 24 H2SO4 + 10 AlBr3 = 6 MnSO4 + 3 K2SO4 + 5 Al2(SO4)3 + 24 H2O + 15 Br2
K2CrO7 + BaCl2 + NaOH = BaCrO7 + KNa + ClOH =>
K2CrO7 + BaCl2 + 2 NaOH = BaCrO7 + 2 KNa + 2 ClOH
Na3PO4 + BaCl2 = Ba3(PO4)2 + NaCl(s) =>
2 Na3PO4 + 3 BaCl2 = Ba3(PO4)2 + 6 NaCl(s)
O2 + FeCrO4 + K2CO3 = K2CrO4 + Fe2O3 + CO2 =>
O2 + 4 FeCrO4 + 4 K2CO3 = 4 K2CrO4 + 2 Fe2O3 + 4 CO2
C3H8 + O = CO2 + H2O =>
C3H8 + 10 O = 3 CO2 + 4 H2O
VO(NO3)2 + H2SO4 + Mg = MgSO4 + V2(SO4)3 + H2O + NO =>
2 VO(NO3)2 + 10 H2SO4 + 7 Mg = 7 MgSO4 + V2(SO4)3 + 10 H2O + 4 NO
H2SO4 + HNO3 = NO3SO4 + H3 =>
H2SO4 + HNO3 = NO3SO4 + H3
Mg + Si + O = Mg3Si2O =>
3 Mg + 2 Si + O = Mg3Si2O
Mg(OH)2 + NO2 + O2 = Mg(NO3)2 + H2O =>
2 Mg(OH)2 + 4 NO2 + O2 = 2 Mg(NO3)2 + 2 H2O
CH3COO{-} + O2 = CO2 + H2O + e =>
4 CH3COO{-} + 7 O2 = 8 CO2 + 6 H2O + 4e
AgNO3(g) + NaCl(aq) = AgCl(aq) + NaNO3 =>
AgNO3(g) + NaCl(aq) = AgCl(aq) + NaNO3
MnO4{-} + H2O2 = Mn{2+} + O2 + OH{-} =>
2 MnO4{-} + 3 H2O2 = 2 Mn{2+} + 4 O2 + 6 OH{-}
LiOH + HCl = H2O + LiCl =>
LiOH + HCl = H2O + LiCl
H2O + O2 + Fe = Fe2(OH)3 =>
6 H2O + 3 O2 + 8 Fe = 4 Fe2(OH)3
C3H8 + O = CO2 + H2O =>
C3H8 + 10 O = 3 CO2 + 4 H2O
Na2CO5 + AgNO3 = NaNO3 + Ag2CO5 =>
Na2CO5 + 2 AgNO3 = 2 NaNO3 + Ag2CO5
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
K2SiO3 + CO2 + H2O = K2CO3 + H2SiO3 =>
K2SiO3 + CO2 + H2O = K2CO3 + H2SiO3
(CH3(CH2)2CH2Br) + NaI = (CH3(CH2)2CH2) + NaBr + I =>
(CH3(CH2)2CH2Br) + NaI = (CH3(CH2)2CH2) + NaBr + I
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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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