| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 MgCl2 = 2 Mg + Cl4
KNO2 + H2 = KOH + NH3 + H2O =>
KNO2 + 3 H2 = KOH + NH3 + H2O
FeAsS + O2 = Fe2O3 + As4O6 + SO2 =>
4 FeAsS + 10 O2 = 2 Fe2O3 + As4O6 + 4 SO2
HBr + MnO2 = Br2 + H2O + MnO =>
2 HBr + MnO2 = Br2 + H2O + MnO
Fe(HCO3)2 + NaOH = Fe(OH)2 + NaHCO3 =>
Fe(HCO3)2 + 2 NaOH = Fe(OH)2 + 2 NaHCO3
Br2 + K + H2O = KO2 + HBr =>
2 Br2 + K + 2 H2O = KO2 + 4 HBr
ClO3 + HNO2 = Cl + NO3 + H =>
ClO3 + 3 HNO2 = Cl + 3 NO3 + 3 H
Ca(HCO3)2 + Ca(OH)2 = CaCO3 + H2O =>
Ca(HCO3)2 + Ca(OH)2 = 2 CaCO3 + 2 H2O
Pb(NO)3 + H2SO4 = PbSO4 + H2(NO)3 =>
Pb(NO)3 + H2SO4 = PbSO4 + H2(NO)3
Ca(OH)2 + KCl = K + CaCl(OH)2 =>
Ca(OH)2 + KCl = K + CaCl(OH)2
H2SO4 + NaOH = Na2(SO4)1 + H2O =>
H2SO4 + 2 NaOH = Na2(SO4)1 + 2 H2O
Fe(OH)3 + KOH + Cl2 = KCl + H2O + K2FeO4 =>
2 Fe(OH)3 + 10 KOH + 3 Cl2 = 6 KCl + 8 H2O + 2 K2FeO4
Bi + NaOH = Bi(OH)2 + Na =>
Bi + 2 NaOH = Bi(OH)2 + 2 Na
MnO4 + H2SO4 + H = Mn{3} + SO4{-2} + H2O =>
2 MnO4 + 3 H2SO4 + 10 H = 2 Mn{3} + 3 SO4{-2} + 8 H2O
C2H2 + KCl + H2O = (C2H3Cl)2 + KOH =>
2 C2H2 + 2 KCl + 2 H2O = (C2H3Cl)2 + 2 KOH
MnO4{-} + H{+} + Sn = Mn{2+} + Sn{4+} + H2O =>
4 MnO4{-} + 32 H{+} + 5 Sn = 4 Mn{2+} + 5 Sn{4+} + 16 H2O
HCOOH + (MnO4){-} + H{+} = CO2 + Mn{2+} + H2O =>
5 HCOOH + 2(MnO4){-} + 6 H{+} = 5 CO2 + 2 Mn{2+} + 8 H2O
Ca + NaOH = Ca(OH)2 + Na =>
Ca + 2 NaOH = Ca(OH)2 + 2 Na
Cl2 + NaBr = BrCl2 + Na =>
Cl2 + NaBr = BrCl2 + Na
ClO + H2O = HClO2 + HCl =>
4 ClO + 2 H2O = 3 HClO2 + HCl
H3PO4 + P4O10 = P4O4 + H3O10 =>
12 H3PO4 + 14 P4O10 = 17 P4O4 + 12 H3O10
C2H2 + (Ag(NH3)2)OH = H2O + Ag2C2 + NH3 =>
C2H2 + 2(Ag(NH3)2)OH = 2 H2O + Ag2C2 + 4 NH3
S8 + NO3 = SO32 + NO =>
S8 + 128 NO3 = 8 SO32 + 128 NO
Cu2 + O2 = CuO3 =>
Cu2 + 3 O2 = 2 CuO3
(NH4)2S2O8(s) + MnSO4(aq) + H2O = HMnO4 + (NH4)2SO4 + H2SO4 =>
5(NH4)2S2O8(s) + 2 MnSO4(aq) + 8 H2O = 2 HMnO4 + 5(NH4)2SO4 + 7 H2SO4
FeI2 = Fe + I2 =>
FeI2 = Fe + I2
CrCl3 + KIO4 + NaOH = Na2CrO4 + KI + H2O + NaCl =>
8 CrCl3 + 3 KIO4 + 40 NaOH = 8 Na2CrO4 + 3 KI + 20 H2O + 24 NaCl
I3 + Cl = ICl =>
I3 + 3 Cl = 3 ICl
Pb(OH)2 + Pb(NO3)2 = HNO3 + PbO =>
Pb(OH)2 + Pb(NO3)2 = 2 HNO3 + 2 PbO
Fe2(SO4)3 + NH4CNS = (NH4)2SO4 + Fe(CNS)3 =>
Fe2(SO4)3 + 6 NH4CNS = 3(NH4)2SO4 + 2 Fe(CNS)3
(CN)2 + KOH = KCN + KCNO + H2O =>
(CN)2 + 2 KOH = KCN + KCNO + H2O
C12H22O11(aw) + H2O = C2H5OH(l) + CO2(g) =>
C12H22O11(aw) + H2O = 4 C2H5OH(l) + 4 CO2(g)
BaCl2 + Na3(PO4) = NaCl + Ba3(PO4)2 =>
3 BaCl2 + 2 Na3(PO4) = 6 NaCl + Ba3(PO4)2
NaNO3 + C6H12O6 = Na2CO3 + N2 + CO2 + H2O =>
24 NaNO3 + 5 C6H12O6 = 12 Na2CO3 + 12 N2 + 18 CO2 + 30 H2O
C4OH10 + KMnO4 = C4O2H8 + KOH + MnO2 + H2O =>
3 C4OH10 + 4 KMnO4 = 3 C4O2H8 + 4 KOH + 4 MnO2 + H2O
H4TiO5 + NaOH = Na4TiO4 + H2O + O2 =>
2 H4TiO5 + 8 NaOH = 2 Na4TiO4 + 8 H2O + O2
NH4NO3 + C3Cl2N3NaO3 = NCl3 + N2 + H2O + CO2 + NaO =>
24 NH4NO3 + 6 C3Cl2N3NaO3 = 4 NCl3 + 31 N2 + 48 H2O + 18 CO2 + 6 NaO
Ca(OH)2 + H2CO3 = H2O + CaCO3 =>
Ca(OH)2 + H2CO3 = 2 H2O + CaCO3
KOH + AgSiO = KSiO + AgOH =>
KOH + AgSiO = KSiO + AgOH
FeCl3 + Na3PO4 = FePO4 + Cl3Na3 =>
FeCl3 + Na3PO4 = FePO4 + Cl3Na3
Fe(OH)3 + KOH + Cl2 = KCl + H2O + K2FeO4 =>
2 Fe(OH)3 + 10 KOH + 3 Cl2 = 6 KCl + 8 H2O + 2 K2FeO4
H3PO5(aq) + NaOH(aq) = Na3PO5(aq) + H2O(l) =>
H3PO5(aq) + 3 NaOH(aq) = Na3PO5(aq) + 3 H2O(l)
ClO{-} + Cl{-} + H3O{+} = Cl2 + H2O =>
ClO{-} + Cl{-} + 2 H3O{+} = Cl2 + 3 H2O
KMnO4 + H2S + H2SO4 = K2SO4 + MnSO4 + H2O =>
8 KMnO4 + 5 H2S + 7 H2SO4 = 4 K2SO4 + 8 MnSO4 + 12 H2O
MgF2(s) = Mg + F =>
MgF2(s) = Mg + 2 F
K3N + Pb(CO3)2 = K2CO3 + Pb3N4 =>
4 K3N + 3 Pb(CO3)2 = 6 K2CO3 + Pb3N4
NaCl(aq) = Na(aq) + Cl(aq) =>
NaCl(aq) = Na(aq) + Cl(aq)
Na2S + MgBr2 = NaBr + MgS =>
Na2S + MgBr2 = 2 NaBr + MgS
As2S3 + NO3{-} + H2O = AsO4{3-} + S + NO + H{+} =>
3 As2S3 + 10 NO3{-} + 4 H2O = 6 AsO4{3-} + 9 S + 10 NO + 8 H{+}
CaCo3 + KCl = CaCl2 + K2Co3 =>
CaCo3 + 2 KCl = CaCl2 + K2Co3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/21/25
Équations équilibrées sur03/23/24
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