| Équations équilibrées la veille | Équations équilibrées le lendemain |
6 FeO + 2 KMnO4 + H2O = 3 Fe2O3 + 2 MnO2 + 2 KOH
ClO3{-} + As2S3 + H2O = H{+} + Cl{-} + H2AsO4{-} + SO4{2-} =>
14 ClO3{-} + 3 As2S3 + 18 H2O = 24 H{+} + 14 Cl{-} + 6 H2AsO4{-} + 9 SO4{2-}
CuH2 + H3PO4 = CuPO4 + H2 =>
2 CuH2 + 2 H3PO4 = 2 CuPO4 + 5 H2
SnS + HNO3 = H2S + Sn(NO3)2 =>
SnS + 2 HNO3 = H2S + Sn(NO3)2
AgCO3 + HBr = HCO3 + AgBr =>
AgCO3 + HBr = HCO3 + AgBr
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Zn + H{+} = Zn{2+} + H2 =>
Zn + 2 H{+} = Zn{2+} + H2
NaNO2 + KMnO4 + CH3COOH = Mn(OOCCH3)2 + KOOCCH3 + NaNO3 + H2O =>
5 NaNO2 + 2 KMnO4 + 6 CH3COOH = 2 Mn(OOCCH3)2 + 2 KOOCCH3 + 5 NaNO3 + 3 H2O
CuNO3 + H2SO4 = Cu2SO4 + HNO3 =>
2 CuNO3 + H2SO4 = Cu2SO4 + 2 HNO3
PBO2 + NaOH = Na2PBO3 + H2O =>
PBO2 + 2 NaOH = Na2PBO3 + H2O
N2 + P = NP5 =>
N2 + 10 P = 2 NP5
ZnCO3 + C6H8O7 = Zn3(C6H5O7) + CO2 + H2O =>
18 ZnCO3 + 7 C6H8O7 = 6 Zn3(C6H5O7) + 24 CO2 + 13 H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Fe3O4 + HY = Y2 + FeY2 + H2O =>
Fe3O4 + 8 HY = Y2 + 3 FeY2 + 4 H2O
CO2 + H2O = H3COH + O2 =>
2 CO2 + 4 H2O = 2 H3COH + 3 O2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
C9H18(l) + O2(g) = C(g) + H2O(l) =>
2 C9H18(l) + 9 O2(g) = 18 C(g) + 18 H2O(l)
Ni(NO3)2(aq) + NaCl(aq) = Na(NO3)2(aq) + NiCl(aq) =>
Ni(NO3)2(aq) + NaCl(aq) = Na(NO3)2(aq) + NiCl(aq)
Ca(HO)2 + H3PO4 = CaPO3 + H2O + OH =>
Ca(HO)2 + H3PO4 = CaPO3 + 2 H2O + OH
KSCN + FeCl3 = K2[Fe(SCN)6] + KCl + FeCl2 =>
6 KSCN + 2 FeCl3 = K2[Fe(SCN)6] + 4 KCl + FeCl2
NH4[Al(OH)4] + HNO3 = NH4NO3 + Al(NO3)3 + H2O =>
NH4[Al(OH)4] + 4 HNO3 = NH4NO3 + Al(NO3)3 + 4 H2O
Cr(Cn3)3 + Cu(C2H3O2)2 = Cr(C2H3O2)3 + Cu(Cn3)2 =>
2 Cr(Cn3)3 + 3 Cu(C2H3O2)2 = 2 Cr(C2H3O2)3 + 3 Cu(Cn3)2
H2CO3 + HCl = Cl2 + CO + H2O =>
H2CO3 + 2 HCl = Cl2 + CO + 2 H2O
Ag(s) + Cl2(g) = AgCl(aq) =>
2 Ag(s) + Cl2(g) = 2 AgCl(aq)
Ag + H2S + H2CrO4 = Ag2S + Cr(OH)3 + H2O =>
6 Ag + 3 H2S + 2 H2CrO4 = 3 Ag2S + 2 Cr(OH)3 + 2 H2O
KCl + H2C4H4O6 = KHC4H4O6 + HCl =>
KCl + H2C4H4O6 = KHC4H4O6 + HCl
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
Sb2S3 + HClO3 + H2O = H2SO4 + HCl + H3SbO4 =>
3 Sb2S3 + 14 HClO3 + 18 H2O = 9 H2SO4 + 14 HCl + 6 H3SbO4
NaHSO3 + H2SO4 + Cl2 = Na2SO4 + ClSO3H + HCl =>
2 NaHSO3 + H2SO4 + 2 Cl2 = Na2SO4 + 2 ClSO3H + 2 HCl
HCl(aq) + NaHCO3(s) = CO2(g) + H2O(l) + NaCl(l) =>
HCl(aq) + NaHCO3(s) = CO2(g) + H2O(l) + NaCl(l)
Mg(OH)2 + H3PO3 = Mg(HPO3) + H2O =>
Mg(OH)2 + H3PO3 = Mg(HPO3) + 2 H2O
Fe + Pb(NO3)2 = Fe(NO3)2 + Pb =>
Fe + Pb(NO3)2 = Fe(NO3)2 + Pb
NH4CO3 + CaCl = CaCO3 + NH4Cl =>
NH4CO3 + CaCl = CaCO3 + NH4Cl
NaI + O3 + HCl = NaCl + I2 + H2O =>
6 NaI + O3 + 6 HCl = 6 NaCl + 3 I2 + 3 H2O
As2O3 + IO3{-} + H2O = AsO4{3-} + I{-} + H{+} =>
3 As2O3 + 2 IO3{-} + 9 H2O = 6 AsO4{3-} + 2 I{-} + 18 H{+}
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
KMnO4 + NaOH + Na2S2O3 = K2MnO4 + Na2MnO4 + Na2S2O4 + H2O =>
2 KMnO4 + 2 NaOH + Na2S2O3 = K2MnO4 + Na2MnO4 + Na2S2O4 + H2O
P4 + Cl2 = P2Cl4 =>
P4 + 4 Cl2 = 2 P2Cl4
KAsO2 + KOH + HMnO4 = K3AsO4 + H2O + K2MnO4 =>
KAsO2 + 6 KOH + 2 HMnO4 = K3AsO4 + 4 H2O + 2 K2MnO4
Fe + Pb(NO3)2 = Fe(NO3)2 + Pb =>
Fe + Pb(NO3)2 = Fe(NO3)2 + Pb
Na2S2O3 + NaAsO3 + HCl = As2O3 + Na2SO4 + NaCl + H2O =>
Na2S2O3 + 4 NaAsO3 + 2 HCl = 2 As2O3 + 2 Na2SO4 + 2 NaCl + H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Sr2V2O7 + V2O3 = SrV6O11 =>
Sr2V2O7 + 5 V2O3 = 2 SrV6O11
Ca(HS)2 + Ca(OH)2 = CaS + H2O =>
Ca(HS)2 + Ca(OH)2 = 2 CaS + 2 H2O
Li + Fe(OH)3 = Fe + LiOH =>
3 Li + Fe(OH)3 = Fe + 3 LiOH
CH3COO{-} + H2AsO4{-} = H2AsO3{-} + HCO3{-} + H{+} =>
CH3COO{-} + 4 H2AsO4{-} = 4 H2AsO3{-} + 2 HCO3{-} + H{+}
KFeI2 + Cl2 = I2 + FeCl2 + KCl =>
2 KFeI2 + 3 Cl2 = 2 I2 + 2 FeCl2 + 2 KCl
Ca + HNO3 = Ca(NO3)2 + NH3 + H2O =>
4 Ca + 9 HNO3 = 4 Ca(NO3)2 + NH3 + 3 H2O
KMnO4 + SnCl2 + KOH = K2MnO4 + SnO2 + KCl + H2O =>
2 KMnO4 + SnCl2 + 4 KOH = 2 K2MnO4 + SnO2 + 2 KCl + 2 H2O
CS2 + H2O = H2S + CO2 =>
CS2 + 2 H2O = 2 H2S + CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/17/25
Équations équilibrées sur03/19/24
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