| Équations équilibrées la veille | Équations équilibrées le lendemain |
Li2S + 2 AgNO3 = 2 LiNO3 + Ag2S
NH3 + [Co(NH3){3+}] = [Co(NH3)2]{+3}] =>
NH3 + [Co(NH3){3+}] = [Co(NH3)2]{+3}]
C5H12O + K2Cr2O7 + HCl = C5H10O2 + CrCl3 + H2O + KCl =>
3 C5H12O + 2 K2Cr2O7 + 16 HCl = 3 C5H10O2 + 4 CrCl3 + 11 H2O + 4 KCl
KMnO4 + FeSO4 + H2SO4 = Fe2(SO4)3 + MnSO4(H2O) + K2SO4 + H2O =>
2 KMnO4 + 10 FeSO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4(H2O) + K2SO4 + 6 H2O
(NH4)2CO3 + Zn(NO3)2 = NH4(NO3) + ZnCO3 =>
(NH4)2CO3 + Zn(NO3)2 = 2 NH4(NO3) + ZnCO3
Ca(OCl)2 + CH3NO2 = CH2NO2 + Ca(OH)2 + Cl2 =>
Ca(OCl)2 + 2 CH3NO2 = 2 CH2NO2 + Ca(OH)2 + Cl2
CH3I + Na(dry) = C2H6 + NaI =>
2 CH3I + 2 Na(dry) = C2H6 + 2 NaI
P4O10 + PCl5 = POCl3 =>
P4O10 + 6 PCl5 = 10 POCl3
C7H5NaO3 + HCl = C7H6O3 + NaCl =>
C7H5NaO3 + HCl = C7H6O3 + NaCl
NaCO3 + H2O2 + C6H12O6 = CO2 + NaOH =>
18 NaCO3 + 3 H2O2 + C6H12O6 = 24 CO2 + 18 NaOH
H4N + Zn(OH)2 = HOH + Zn2N =>
H4N + 2 Zn(OH)2 = 4 HOH + Zn2N
Cr(NO3)4 + NaCO3 = NaNO3 + Cr(CO3)4 =>
Cr(NO3)4 + 4 NaCO3 = 4 NaNO3 + Cr(CO3)4
Sr(C2H3O2) + NaNO3 = SrNO3 + NaC2H3O2 =>
Sr(C2H3O2) + NaNO3 = SrNO3 + NaC2H3O2
C2H5COOH + Rb2CO3 = C2H5COORb + H2O + CO2 =>
2 C2H5COOH + Rb2CO3 = 2 C2H5COORb + H2O + CO2
CH4 + H2O = C6H12O5 + H3O =>
6 CH4 + 27 H2O = C6H12O5 + 22 H3O
Fe{2+} + MnO4{-} + H2 = Mn{2+} + Fe2O3 + H2O =>
6 Fe{2+} + 4 MnO4{-} + 7 H2 = 4 Mn{2+} + 3 Fe2O3 + 7 H2O
H2O + Cu + CrO4{-2} = Cu(OH)2 + Cr(OH)3 + OH{-} =>
8 H2O + 3 Cu + 2 CrO4{-2} = 3 Cu(OH)2 + 2 Cr(OH)3 + 4 OH{-}
HCI + AgC2H3O2 = HCIC2H3O2 + Ag =>
HCI + AgC2H3O2 = HCIC2H3O2 + Ag
C3H7OH + HCl(k) = C3H7OCl + H2 =>
C3H7OH + HCl(k) = C3H7OCl + H2
AuBO3 + Mn(BrO3)4 = Mn3(BO3)4 + Au(BrO3)3 =>
4 AuBO3 + 3 Mn(BrO3)4 = Mn3(BO3)4 + 4 Au(BrO3)3
CH3COOH + Cl{-} = HCl + CH3COO{-} =>
CH3COOH + Cl{-} = HCl + CH3COO{-}
NaNO3 + KI = I2 + NaKNO3 =>
2 NaNO3 + 2 KI = I2 + 2 NaKNO3
ZnCl2 + Na2CO3 = NaCl + Zn + CO3 =>
ZnCl2 + Na2CO3 = 2 NaCl + Zn + CO3
CH3OH + CH3CO2H = CH3CO2CH3 + H2O =>
CH3OH + CH3CO2H = CH3CO2CH3 + H2O
C2H5OH + HCl = C2H4OH + H2Cl =>
C2H5OH + HCl = C2H4OH + H2Cl
As + HCl = AsCl + H =>
As + HCl = AsCl + H
Li{+} + CO3{2-} = Li2CO3 =>
2 Li{+} + CO3{2-} = Li2CO3
CaCl2 + Ba = BaCl2 + Ca =>
CaCl2 + Ba = BaCl2 + Ca
NH4 + Pb(SO4)2 = (NH4)2SO4 + Pb =>
4 NH4 + Pb(SO4)2 = 2(NH4)2SO4 + Pb
Mg(OH)2(aq) + HCl(aq) = MgCl2(aq) + H2O(l) =>
Mg(OH)2(aq) + 2 HCl(aq) = MgCl2(aq) + 2 H2O(l)
LiI + Br2 = Li2Br + I =>
4 LiI + Br2 = 2 Li2Br + 4 I
CH3Br(g) = CH3(g) + Br(g) =>
CH3Br(g) = CH3(g) + Br(g)
Ni(ClO3)2 = NiCl2 + O2 =>
Ni(ClO3)2 = NiCl2 + 3 O2
KCIO3 + KI + HC1 = I2 + KC1 + H2O =>
2 KCIO3 + 12 KI + 12 HC1 = 7 I2 + 14 KC1 + 6 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Na2CO3 + LiNO3 = NaNO3 + Li2CO3 =>
Na2CO3 + 2 LiNO3 = 2 NaNO3 + Li2CO3
BaO + H3PO4 = Ba3(PO4)2 + H2O =>
3 BaO + 2 H3PO4 = Ba3(PO4)2 + 3 H2O
Na{-} + Br{+} = NaBr =>
Na{-} + Br{+} = NaBr
CsCl + SbCl3 + SnCl2 = Cs4Sb2SnCl12 =>
4 CsCl + 2 SbCl3 + SnCl2 = Cs4Sb2SnCl12
Fe + Br2 = FeBr3 =>
2 Fe + 3 Br2 = 2 FeBr3
A3 + B2 = A2B3 =>
4 A3 + 9 B2 = 6 A2B3
Mo + Eu(NO3)3 = MoO3Eu + NO2 =>
Mo + Eu(NO3)3 = MoO3Eu + 3 NO2
Cr2O7{2-} + Fe{2+} + H{+} = Cr + Fe{3+} + H2O =>
Cr2O7{2-} + 12 Fe{2+} + 14 H{+} = 2 Cr + 12 Fe{3+} + 7 H2O
I2O + H2O = HIO4 + HI =>
2 I2O + 2 H2O = HIO4 + 3 HI
NaHCO3(s) + H3PO4(aq) = Na2HPO4(aq) + H2O(l) + CO2(g) =>
2 NaHCO3(s) + H3PO4(aq) = Na2HPO4(aq) + 2 H2O(l) + 2 CO2(g)
Al + HBr = Al2Br + H2 =>
4 Al + 2 HBr = 2 Al2Br + H2
KMnO4 + C5H8O2 = Mn(C5H7O2)3 + KOH + H2O + O2 =>
KMnO4 + 3 C5H8O2 = Mn(C5H7O2)3 + KOH + H2O + O2
CaH2O2 + H2Cl = CaCl + H2O =>
CaH2O2 + H2Cl = CaCl + 2 H2O
AlCl3 + SCl2 = Al2S3 + Cl2 =>
2 AlCl3 + 3 SCl2 = Al2S3 + 6 Cl2
(NH4)(NO3)NaOH = Na(NO3)NH3H2O =>
(NH4)(NO3)NaOH = Na(NO3)NH3H2O
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