| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NO + O2 = 2 NO2
C14H10O2 + BH4{-} + H2O = C14H14O2 + B(OH)4{-} =>
2 C14H10O2 + BH4{-} + 4 H2O = 2 C14H14O2 + B(OH)4{-}
BeH2 + KMnO4 + H2SO4 = K2SO4 + BeSO4 + MnSO4 + H2O =>
5 BeH2 + 4 KMnO4 + 11 H2SO4 = 2 K2SO4 + 5 BeSO4 + 4 MnSO4 + 16 H2O
Sn(OH)4 = SnO2 + water =>
Sn(OH)4 = SnO2 + 2 H2O
Sb4(SiO4)5 + (NH4)3BO3 = (NH4)4SiO4 + Sb3(BO3)5 =>
3 Sb4(SiO4)5 + 20(NH4)3BO3 = 15(NH4)4SiO4 + 4 Sb3(BO3)5
K2CO3 + SnCl4 = K2Cl4 + CO3Sn =>
K2CO3 + SnCl4 = K2Cl4 + CO3Sn
Fe2{+} + Pt = Fe + Pt2{+} =>
Fe2{+} + 2 Pt = 2 Fe + Pt2{+}
C9H10O3 + NaOH = C9H12O3 + C9H10O4 + Na =>
3 C9H10O3 + 2 NaOH = C9H12O3 + 2 C9H10O4 + 2 Na
CaCl + K2S = Ca2S + KCl =>
2 CaCl + K2S = Ca2S + 2 KCl
HBr + KMnO4 + H2SO4 = KHSO4 + MnSO4 + H2O + Br2 =>
10 HBr + 2 KMnO4 + 4 H2SO4 = 2 KHSO4 + 2 MnSO4 + 8 H2O + 5 Br2
CrCl3*6H2O + C2H8N2 = [Cr(C2H8N2)3]Cl3*H2O + H2O =>
CrCl3*6H2O + 3 C2H8N2 = [Cr(C2H8N2)3]Cl3*H2O + 5 H2O
XCH3 + KMnO4 + H2SO4 = XCHO2 + K2SO4 + MnSO4 + H2O =>
5 XCH3 + 6 KMnO4 + 9 H2SO4 = 5 XCHO2 + 3 K2SO4 + 6 MnSO4 + 14 H2O
MgP2 + MnS2O6 = MgSO3 + MnP4 =>
2 MgP2 + MnS2O6 = 2 MgSO3 + MnP4
CuCH3COO + FeC3 = FeCH3COO + CuC3 =>
CuCH3COO + FeC3 = FeCH3COO + CuC3
Al(OH)3 + H2CO2 = Al2(CO2)3 + H2O =>
2 Al(OH)3 + 3 H2CO2 = Al2(CO2)3 + 6 H2O
C14H10O2 + BH4{-} + H2O = C14H14O2 + B(OH)4{-} =>
2 C14H10O2 + BH4{-} + 4 H2O = 2 C14H14O2 + B(OH)4{-}
Ac2O3 + NH4HF2 = AcF3 + H2O + NH3 =>
Ac2O3 + 3 NH4HF2 = 2 AcF3 + 3 H2O + 3 NH3
As{3+} + I3{3-} = AsI3 =>
As{3+} + I3{3-} = AsI3
C3H7OH + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + CH3COOH =>
10 C3H7OH + 12 KMnO4 + 18 H2SO4 = 6 K2SO4 + 12 MnSO4 + 28 H2O + 15 CH3COOH
HN3 + NO2 = N2 + H2O =>
8 HN3 + 2 NO2 = 13 N2 + 4 H2O
C8H5O4{-} + Cr2O72{-} + H{+} = Cr3{+} + CO2 + H2O =>
427 C8H5O4{-} + 90 Cr2O72{-} + 577 H{+} = 60 Cr3{+} + 3416 CO2 + 1356 H2O
NH + O = NOH =>
NH + O = NOH
LiHO + CO2 = Li2CO3 + H2O =>
2 LiHO + CO2 = Li2CO3 + H2O
FeCl3 + Li3PO4 = FePO4 + LiCl =>
FeCl3 + Li3PO4 = FePO4 + 3 LiCl
FeS + O3 = FeO + SO2 =>
FeS + O3 = FeO + SO2
Mg(OH)2 + C6H8O7 = C6H6MgO7 + H2O =>
Mg(OH)2 + C6H8O7 = C6H6MgO7 + 2 H2O
C2H4 + H2O2 = CH2OHCH2OH =>
C2H4 + H2O2 = CH2OHCH2OH
SrNO3 + H2SO4 = SrSO4 + H2O + NO2 =>
SrNO3 + H2SO4 = SrSO4 + H2O + NO2
CuCO3 + HNO3 = Cu(NO3)2 + H2O + CO2 =>
CuCO3 + 2 HNO3 = Cu(NO3)2 + H2O + CO2
Cu(II)Cl + Al = AlCl3 + Cu(II) =>
3 Cu(II)Cl + Al = AlCl3 + 3 Cu(II)
AgS + HNO3 = AgNO3 + S + NO2 + H2O =>
AgS + 2 HNO3 = AgNO3 + S + NO2 + H2O
La + HNO3 = N2 + La(NO3)3 + H2O =>
10 La + 36 HNO3 = 3 N2 + 10 La(NO3)3 + 18 H2O
CH3CCH + KMnO4 + H2O = CH3COOH + MnO2 + KOH =>
6 CH3CCH + 8 KMnO4 + 10 H2O = 9 CH3COOH + 8 MnO2 + 8 KOH
H2O = H + O4 =>
4 H2O = 8 H + O4
C6H5MgBr + C6H5COOCH2CH3 + HCl = (C6H5)3COH + CH3CH2OH + MgBr2 + MgCl2 =>
2 C6H5MgBr + C6H5COOCH2CH3 + 2 HCl = (C6H5)3COH + CH3CH2OH + MgBr2 + MgCl2
Fe2SiO4 + H2O + CO2 = Fe3O4 + SiO2 + CH4 =>
6 Fe2SiO4 + 2 H2O + CO2 = 4 Fe3O4 + 6 SiO2 + CH4
Na3AsO4 + Zn + H2SO4 = AsH3 + ZnSO4 + Na2SO4 + H2O =>
2 Na3AsO4 + 8 Zn + 11 H2SO4 = 2 AsH3 + 8 ZnSO4 + 3 Na2SO4 + 8 H2O
GO2 + B2P = BO + GP =>
GO2 + B2P = 2 BO + GP
Zn + WCl = ZnCl + W =>
Zn + WCl = ZnCl + W
CH3COOH + CH3CH2CH2OH = CH3CH2CH2COOCH3 + H2O =>
CH3COOH + CH3CH2CH2OH = CH3CH2CH2COOCH3 + H2O
K(s) + KNO3 = K2O + N2(g) =>
10 K(s) + 2 KNO3 = 6 K2O + N2(g)
Ag(NO3) + FeCl2 = AgCl2 + Fe(NO3) =>
Ag(NO3) + FeCl2 = AgCl2 + Fe(NO3)
CH3OOH + OH = CH3OO + H2O =>
CH3OOH + OH = CH3OO + H2O
KMnO4 + H2O2 = KOH + MnO2 + O2 =>
2 KMnO4 + H2O2 = 2 KOH + 2 MnO2 + 2 O2
V2S3 + O2 = V2O3 + S =>
2 V2S3 + 3 O2 = 2 V2O3 + 6 S
Na2CO3 + CH3COOH = CH3CO2Na + CO2 + H2O =>
Na2CO3 + 2 CH3COOH = 2 CH3CO2Na + CO2 + H2O
Ag(NO3) + K2HPO4 = AgHPO4 + K2NO3 =>
Ag(NO3) + K2HPO4 = AgHPO4 + K2NO3
Mg(OH)2 + H2O = MgH2 + H2O3 =>
Mg(OH)2 + H2O = MgH2 + H2O3
NaOH + CUCl2 = CU(OH)2 + NaCl =>
2 NaOH + CUCl2 = CU(OH)2 + 2 NaCl
Cd(C2H3O2)2 + AgNO4 = AgC2H3O2 + Cd(NO4)2 =>
Cd(C2H3O2)2 + 2 AgNO4 = 2 AgC2H3O2 + Cd(NO4)2
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Équations équilibrées sur12/13/24
Équations équilibrées sur01/12/24
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