| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ce + 2 Cu + 21 Sb = CeCu2Sb21
C2H12O6 + KMnO4 = CO2 + MnO2 + K2CO3 + H2O =>
3 C2H12O6 + 8 KMnO4 = 2 CO2 + 8 MnO2 + 4 K2CO3 + 18 H2O
FeO + HCl = FeCl2 + H2O =>
FeO + 2 HCl = FeCl2 + H2O
Li2CO3 + K2CO3 + Na2CO3 + Bi2O3 + Nb2O5 + TiO2 = Li10K95Na495Bi400Nb200Ti800O3000 + C1000O2000 =>
49.999999999996Li2CO3 + 475 K2CO3 + 2475 Na2CO3 + 2000 Bi2O3 + 1000 Nb2O5 + 8000 TiO2 = 10 Li10K95Na495Bi400Nb200Ti800O3000 + 3 C1000O2000
Fe{3+} + C2O4{2-} = Fe{2+} + CO2 =>
2 Fe{3+} + C2O4{2-} = 2 Fe{2+} + 2 CO2
Sb + Cl2 = SbCl3 =>
2 Sb + 3 Cl2 = 2 SbCl3
Zn3(PO4)2 + Li2CO3 = ZnCO3 + Li3PO4 =>
Zn3(PO4)2 + 3 Li2CO3 = 3 ZnCO3 + 2 Li3PO4
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Br2 + KI(s) = KBr(s) + I2(s) =>
Br2 + 2 KI(s) = 2 KBr(s) + I2(s)
Al2O3 + HCl(ac) = AlCl3 + H2O =>
Al2O3 + 6 HCl(ac) = 2 AlCl3 + 3 H2O
FeS + H2O2 + HCl = FeCl3 + H2SO4 + H2O =>
2 FeS + 9 H2O2 + 6 HCl = 2 FeCl3 + 2 H2SO4 + 10 H2O
Cu(NO3)2 + Na2CO3 + H2O = CuCO3*(Cu(OH)2) + NaNO3 + CO2 =>
2 Cu(NO3)2 + 2 Na2CO3 + H2O = CuCO3*(Cu(OH)2) + 4 NaNO3 + CO2
Cu(OH)2 + NH3 = CuNH3 + OH =>
Cu(OH)2 + NH3 = CuNH3 + 2 OH
H2SO4 + HNO3 = NO2{+} + H3O{+} + HSO4({-}) =>
2 H2SO4 + HNO3 = NO2{+} + H3O{+} + 2 HSO4({-})
H{+} + CH3CHOCH3 + MnO4{-} = (CH3)2CO + MnO2 + H2O =>
H{+} + 3 CH3CHOCH3 + MnO4{-} = 3(CH3)2CO + MnO2 + 2 H2O
Mg + H2O = Mg(OH2)2 =>
Mg + 2 H2O = Mg(OH2)2
KMnO4 + CH3CHCHCH2CH2CH2CH2CH3 + H2O = CH2(OH)CH2OH + KOH + MnO2 =>
8 KMnO4 + 3 CH3CHCHCH2CH2CH2CH2CH3 + 16 H2O = 12 CH2(OH)CH2OH + 8 KOH + 8 MnO2
HCl(ag) + Mg(OH)2(ag) = MgCl2(ag) + H2O(ag) =>
2 HCl(ag) + Mg(OH)2(ag) = MgCl2(ag) + 2 H2O(ag)
C6H5OH + SO4 = CO2 + H2S + H2O =>
5 C6H5OH + 14 SO4 = 30 CO2 + 14 H2S + H2O
H2SO4 + KBr + MnO2 = MnSO4 + Br2 + KHSO4 + H2O =>
3 H2SO4 + 2 KBr + MnO2 = MnSO4 + Br2 + 2 KHSO4 + 2 H2O
C + H2 + O = C6H12O6 =>
6 C + 6 H2 + 6 O = C6H12O6
Ag2 + Cl2 = AgCl =>
Ag2 + Cl2 = 2 AgCl
HgSO4 + NaOH = Hg(OH)2 + Na2SO4 =>
HgSO4 + 2 NaOH = Hg(OH)2 + Na2SO4
CLCH2COOH(aq) + NaOH(aq) = CLCH2COONa(aq) + H2O(aq) =>
CLCH2COOH(aq) + NaOH(aq) = CLCH2COONa(aq) + H2O(aq)
NaI + K2Cr2O7 = K2I + NaCr2O7 =>
NaI + K2Cr2O7 = K2I + NaCr2O7
Pb(NO3)2(aq) + ZnBr2(aq) = PbBr2(s) + Zn(NO3)2(aq) =>
Pb(NO3)2(aq) + ZnBr2(aq) = PbBr2(s) + Zn(NO3)2(aq)
HCOOH + Fe = (HCOO)Fe + H2 =>
2 HCOOH + 2 Fe = 2(HCOO)Fe + H2
C2H4O2 + K2SO3 = C2H3KO2 + H2O + SO2 =>
2 C2H4O2 + K2SO3 = 2 C2H3KO2 + H2O + SO2
FeCl2 + NaOH = Fe(OH)2 + NaCl =>
FeCl2 + 2 NaOH = Fe(OH)2 + 2 NaCl
K2SiO3 + HCI = KCI + H2SiO3 =>
K2SiO3 + 2 HCI = 2 KCI + H2SiO3
CHO + O2 = COOH =>
2 CHO + O2 = 2 COOH
Ce + Cu + Sb = CeCuSb2 =>
Ce + Cu + 2 Sb = CeCuSb2
K2CrO4 + Al(CN)3 = Al2(CrO4)3 + KCN =>
3 K2CrO4 + 2 Al(CN)3 = Al2(CrO4)3 + 6 KCN
FeCl3 + SnCl2 = FeCl2 + SnCl4 =>
2 FeCl3 + SnCl2 = 2 FeCl2 + SnCl4
Na + NO3 = NaNO3 =>
Na + NO3 = NaNO3
C6H14O + Ag(NH3)2OH = C2H7NO2 + Ag + NH3 + H2O =>
C6H14O + 12 Ag(NH3)2OH = 3 C2H7NO2 + 12 Ag + 21 NH3 + 7 H2O
C2H5OH + O1 = CO2 + H2O =>
C2H5OH + 6 O1 = 2 CO2 + 3 H2O
FeSO4 + Al2(Cr2O7)3 + H2SO4 = Fe(SO4)3 + Cr(S04)3 + Al2(SO4)3 + H2O =>
117 FeSO4 + Al2(Cr2O7)3 + 309 H2SO4 = 117 Fe(SO4)3 + 6 Cr(S04)3 + Al2(SO4)3 + 309 H2O
S4N4 + NaOH + H2O = Na2S2O3 + Na2SO3 + NH3 =>
S4N4 + 6 NaOH + 3 H2O = Na2S2O3 + 2 Na2SO3 + 4 NH3
HSe + Ag(OH) = AgSe + H2O =>
HSe + Ag(OH) = AgSe + H2O
Cr(NO3)3 + Na2S + H2O = NaNO3 + H2S + Cr(OH)3 =>
2 Cr(NO3)3 + 3 Na2S + 6 H2O = 6 NaNO3 + 3 H2S + 2 Cr(OH)3
(NH4)Cl + Hg(CH3OO) = (NH4)(CH3OO) + HgCl =>
(NH4)Cl + Hg(CH3OO) = (NH4)(CH3OO) + HgCl
NH3 + NaCl = NCl + H3Na =>
NH3 + NaCl = NCl + H3Na
ClONa + NH3 = ClH + NH + NaOH =>
ClONa + NH3 = ClH + NH + NaOH
Fe + HNO3 = Fe(NO3)2 + H2O + NO =>
3 Fe + 8 HNO3 = 3 Fe(NO3)2 + 4 H2O + 2 NO
KOH + NiCl2 = Ni(OH)2 + KCl =>
2 KOH + NiCl2 = Ni(OH)2 + 2 KCl
NaHCO3 + HCl = NaCl + H2O + CO2 =>
NaHCO3 + HCl = NaCl + H2O + CO2
Sc2 + O3 + H2O = Sc(OH)3 =>
Sc2 + O3 + 3 H2O = 2 Sc(OH)3
Cl2 + OH{-} = Cl{-} + ClO{-]+H2O =>
Cl2 + 2 OH{-} = Cl{-} + ClO{-]+H2O
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