| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C3H7COOH + Ca(OH)2 = (C3H7COO)2Ca + 2 H2O
Pb(II)Cl2 + KBr = Pb(II)Br2 + KCl =>
Pb(II)Cl2 + 2 KBr = Pb(II)Br2 + 2 KCl
CH3CH2OH + O2 = H2O + CH3CHOOH =>
4 CH3CH2OH + 3 O2 = 2 H2O + 4 CH3CHOOH
Mn(OH)2 + CaOCl2 = MnO2 + CaCl2 + H2O =>
Mn(OH)2 + CaOCl2 = MnO2 + CaCl2 + H2O
nitrogenmonoxide + oxygen = Nitrogendioxide =>
2 NO + O2 = 2 NO2
Mg3N2 + HBr = MgBr2 + NH4Br =>
Mg3N2 + 8 HBr = 3 MgBr2 + 2 NH4Br
Pb(NO3)2(aq) + CuSO4(aq) = Pb(SO4)2 + CuNO3 =>
Pb(NO3)2(aq) + 2 CuSO4(aq) = Pb(SO4)2 + 2 CuNO3
CrO3 + NH3 = N2 + H2O + Cr =>
CrO3 + 2 NH3 = N2 + 3 H2O + Cr
K2SO4 + S + KOH = K2S2O3 + H2 =>
K2SO4 + 3 S + 2 KOH = 2 K2S2O3 + H2
KMnO4 + PH3 + KOH = K3PO4 + MnO2 + H2O =>
8 KMnO4 + 3 PH3 + KOH = 3 K3PO4 + 8 MnO2 + 5 H2O
NaCl + Ba(ClO3)2 = Na(ClO3)2 + BaCl =>
NaCl + Ba(ClO3)2 = Na(ClO3)2 + BaCl
H2O + HCN = CH4 + NH3 + O2 =>
6 H2O + 2 HCN = 2 CH4 + 2 NH3 + 3 O2
C2H5OH + C6H5NH2 = C2H5NHC6H5 + H2O =>
C2H5OH + C6H5NH2 = C2H5NHC6H5 + H2O
CrCl3 + NaOH = Cr(OH)3 + NaCl =>
CrCl3 + 3 NaOH = Cr(OH)3 + 3 NaCl
Fe + O = iron(ii)oxide =>
Fe + O = FeO
KNO3 + FeSO4*7H2O + H2SO4 = NH3 + Fe(NO3)3 + K2SO4 + H2O =>
50 KNO3 + 16 FeSO4*7H2O + 9 H2SO4 = 2 NH3 + 16 Fe(NO3)3 + 25 K2SO4 + 118 H2O
O{2-} = O{2} + {-}{e} =>
O{2-} = O{2} + 4{-}{e}
Na2SO4 + C = CO + Na2S =>
Na2SO4 + 4 C = 4 CO + Na2S
Sr(OH)2 + PbBr2 = Pb(OH)2 + SrBr2 =>
Sr(OH)2 + PbBr2 = Pb(OH)2 + SrBr2
C6H4CH3COOH + KMnO4 + H2SO4 = C6H4COOHCOOH + K2SO4 + MnSO4 + H2O =>
5 C6H4CH3COOH + 6 KMnO4 + 9 H2SO4 = 5 C6H4COOHCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
K2Cr2O7 + Fe(SO4) + H2SO4 = Cr2(SO4)3 + Fe2(SO4)3 + H2O + K2SO4 =>
K2Cr2O7 + 6 Fe(SO4) + 7 H2SO4 = Cr2(SO4)3 + 3 Fe2(SO4)3 + 7 H2O + K2SO4
N2(g) + O2 = NO2(g) =>
N2(g) + 2 O2 = 2 NO2(g)
C3H8O + H2O2 = CO2 + H2O =>
C3H8O + 9 H2O2 = 3 CO2 + 13 H2O
CdSe + O2 = CdSeO4 =>
CdSe + 2 O2 = CdSeO4
Ag(BrO3) + BeC2O4 = Ag2C2O4 + Be(BrO3)2 =>
2 Ag(BrO3) + BeC2O4 = Ag2C2O4 + Be(BrO3)2
NH3 + Mg = HMg + NH2 =>
NH3 + Mg = HMg + NH2
HCl + MgCO3 = CO2 + MgCl2 + H2O =>
2 HCl + MgCO3 = CO2 + MgCl2 + H2O
Fe(OH)6{3-} + Na{+} = Fe(OH)3 + NaOH =>
Fe(OH)6{3-} + 3 Na{+} = Fe(OH)3 + 3 NaOH
Cu + HNO3 = Cu(NO3)2 + H2O + ON =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 ON
SO3 + H2O = HS + O2 =>
4 SO3 + 2 H2O = 4 HS + 7 O2
Fe(OH)2 + AlPO4 = Fe3(PO4)2 + Al(OH)3 =>
3 Fe(OH)2 + 2 AlPO4 = Fe3(PO4)2 + 2 Al(OH)3
Al + (Ag2)S + H2O = H2SO4 + AlOH3 + Ag =>
6 Al + (Ag2)S + 10 H2O = H2SO4 + 6 AlOH3 + 2 Ag
NH4OH + HNO3 = NH3NO3 + H2O =>
7 NH4OH + 9 HNO3 = 8 NH3NO3 + 10 H2O
CO(NH2)2 + H2O = CO2 + NH3 =>
CO(NH2)2 + H2O = CO2 + 2 NH3
FeS2 + O2 = (Fe2)O3 + SO2 =>
4 FeS2 + 11 O2 = 2(Fe2)O3 + 8 SO2
K2S(aq) + Ni(NO3)2(aq) = KNO3(aq) + NiS(s) =>
K2S(aq) + Ni(NO3)2(aq) = 2 KNO3(aq) + NiS(s)
NaOH + FeCl3 = Na2(Cl3)2 + FeOH =>
2 NaOH + 2 FeCl3 = Na2(Cl3)2 + 2 FeOH
ZnPO4 + Li = LiPO4 + Zn =>
ZnPO4 + Li = LiPO4 + Zn
N2H4 + N2O4 = N2 + H2O2 =>
N2H4 + N2O4 = 2 N2 + 2 H2O2
NH4HCO3 + Ba(NO3)2 = Ba(HCO3)2 + NH4NO3 =>
2 NH4HCO3 + Ba(NO3)2 = Ba(HCO3)2 + 2 NH4NO3
C20H14O4 + NaHCO3 = NaHC20H14O4 + CO3 =>
C20H14O4 + NaHCO3 = NaHC20H14O4 + CO3
Zn + NaOH + H2O = ZnNaO2 + H2 =>
2 Zn + 2 NaOH + 2 H2O = 2 ZnNaO2 + 3 H2
SiC + O = SiO2 + CO2 =>
SiC + 4 O = SiO2 + CO2
C10H19OH + Cu(OH)2 = Cu + H2O + C9H18COOH =>
2 C10H19OH + 3 Cu(OH)2 = 3 Cu + 4 H2O + 2 C9H18COOH
SO2(g) + Cr2O7{2-} + H{+} = Cr{3+} + SO4{2-} + H2O =>
3 SO2(g) + Cr2O7{2-} + 2 H{+} = 2 Cr{3+} + 3 SO4{2-} + H2O
H4P2O7 + Mn(OH)2 = Mn2P2O7 + H2O =>
H4P2O7 + 2 Mn(OH)2 = Mn2P2O7 + 4 H2O
H49 + CO2 + O2 = HCO3 =>
2 H49 + 98 CO2 + 49 O2 = 98 HCO3
KCl = K8 + Cl8 =>
8 KCl = K8 + Cl8
Al + CaCO3 = Al(CO3)3 + Ca =>
Al + 3 CaCO3 = Al(CO3)3 + 3 Ca
Fe(OH)2 + H2O2 = FeO(OH) + H2O =>
2 Fe(OH)2 + H2O2 = 2 FeO(OH) + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/20/24
Équations équilibrées sur01/19/24
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