| Équations équilibrées la veille | Équations équilibrées le lendemain |
C6H5COOH + C3H8O = C6H5COO + C3H8OH
C3H4 = H3CCCH =>
C3H4 = H3CCCH
CrSO4 + BaS = CrS + BaSO4 =>
CrSO4 + BaS = CrS + BaSO4
(PO4)3 + AgNO3 = Ag(PO4)3 + NO3 =>
(PO4)3 + AgNO3 = Ag(PO4)3 + NO3
K2CO3 + HCl = CO2 + H2O + KCl =>
K2CO3 + 2 HCl = CO2 + H2O + 2 KCl
NaOH + CO2 = NaHCO3 = NaOH + CO2 =>
NaOH + CO2 = NaHCO3
HNO3 + MnS = MnSO4 + H2O + NO2 =>
8 HNO3 + MnS = MnSO4 + 4 H2O + 8 NO2
P8 = P5 =>
5 P8 = 8 P5
FHg = HgF =>
FHg = HgF
Cr2O3 + No3{-} + CO3{2-} = CrO4{2-} + No{2-} + CO2 =>
5 Cr2O3 + 6 No3{-} + 25 CO3{2-} = 10 CrO4{2-} + 18 No{2-} + 25 CO2
(C6H12O6) + O2 = CO2 + H2O =>
(C6H12O6) + 6 O2 = 6 CO2 + 6 H2O
Co2 + H2 = H2Co3 =>
3 Co2 + 2 H2 = 2 H2Co3
Fe(OH)2 + O2(g) + H2O = Fe(OH)3 =>
4 Fe(OH)2 + O2(g) + 2 H2O = 4 Fe(OH)3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Sn + NaNO3 = SnNO3 + Na =>
Sn + NaNO3 = SnNO3 + Na
KCN + CO2 + H2O = KHCO3 + HCN =>
KCN + CO2 + H2O = KHCO3 + HCN
Fe(s) + S = Fe2S3 =>
2 Fe(s) + 3 S = Fe2S3
NaOH + Fe = Fe3OH + Na =>
NaOH + 3 Fe = Fe3OH + Na
K2O(s) + H2O(l) = KOH(g) =>
K2O(s) + H2O(l) = 2 KOH(g)
Na2CO3 + CeCl3 = Ce2(CO3)3 + NaCl =>
3 Na2CO3 + 2 CeCl3 = Ce2(CO3)3 + 6 NaCl
HCN(aq) + KOH(aq) = KCN + H2O =>
HCN(aq) + KOH(aq) = KCN + H2O
Ca3[Al(OH)6]2 + HCl = Al(OH)3 + CaCl2 + H2O =>
Ca3[Al(OH)6]2 + 6 HCl = 2 Al(OH)3 + 3 CaCl2 + 6 H2O
CH3CH(OH)CH2CH3 + KMnO4 + H2SO4 = CH3COCH3 + K2SO4 + MnSO4 + H2O =>
15 CH3CH(OH)CH2CH3 + 8 KMnO4 + 12 H2SO4 = 20 CH3COCH3 + 4 K2SO4 + 8 MnSO4 + 27 H2O
FeO4{-2} + H2O + Cl{-} = O2 + FeCl4{-} + OH{-} =>
4 FeO4{-2} + 10 H2O + 16 Cl{-} = 3 O2 + 4 FeCl4{-} + 20 OH{-}
CaCO3 = CaO + CO2CaCO3 = CaO + CO2CaCO3 = CaO + CO2 =>
2 CaCO3 = CaO + CO2CaCO3
Al(OH)3 + NH3*H2O = [Al(NH3)](OH)3 + H2O =>
Al(OH)3 + NH3*H2O = [Al(NH3)](OH)3 + H2O
C4H9Cl = C4H8 + HCl =>
C4H9Cl = C4H8 + HCl
AgNO3(aq) + Na4SiO4(aq) = Ag4(SiO4)(aq) + NaNO3(aq) =>
4 AgNO3(aq) + Na4SiO4(aq) = Ag4(SiO4)(aq) + 4 NaNO3(aq)
Pb(NO3)2 + NH3Cl = Pb(Cl)2 + NH3NO3 =>
Pb(NO3)2 + 2 NH3Cl = Pb(Cl)2 + 2 NH3NO3
O2 + C31H64 = CO2 + H2O =>
47 O2 + C31H64 = 31 CO2 + 32 H2O
KMnO4 + CH3COOH + H2S = (CH3COO)2Mn + H2O + S + CH3COOK =>
2 KMnO4 + 6 CH3COOH + 5 H2S = 2(CH3COO)2Mn + 8 H2O + 5 S + 2 CH3COOK
NaAsO2 + NaIO3 + H2O = NaAsO4 + HI + NaOH =>
3 NaAsO2 + 2 NaIO3 + 2 H2O = 3 NaAsO4 + 2 HI + 2 NaOH
C14H11Cl2NO2 + O2 = CO2 + H2O + NH4 + Cl =>
4 C14H11Cl2NO2 + 59 O2 = 56 CO2 + 14 H2O + 4 NH4 + 8 Cl
MgSO4 + P2O5 + H2O + NH3 = MgNH4PO4*6H2O + SO3 =>
2 MgSO4 + P2O5 + 13 H2O + 2 NH3 = 2 MgNH4PO4*6H2O + 2 SO3
CuO + CaCO3 = CaO + CuCO3 =>
CuO + CaCO3 = CaO + CuCO3
Mg(OH)2(s) + HF(aq) = HOH(l) + MgF2(aq) =>
Mg(OH)2(s) + 2 HF(aq) = 2 HOH(l) + MgF2(aq)
Ca(NO3)2 + Na2CO3 = CaCO3 + NaNO3 =>
Ca(NO3)2 + Na2CO3 = CaCO3 + 2 NaNO3
NiCl2 + H2O = NiCl2*6H2O =>
NiCl2 + 6 H2O = NiCl2*6H2O
Cr(OH)3 + KOH + H2O = K[Cr(OH)4(H2O)] =>
Cr(OH)3 + KOH + H2O = K[Cr(OH)4(H2O)]
RbOH + H2SO4 = H2O + Rb2SO4 =>
2 RbOH + H2SO4 = 2 H2O + Rb2SO4
NaNO3(aq) + BaCl2(aq) = NaCl(aq) + Ba(NO3)2(aq) =>
2 NaNO3(aq) + BaCl2(aq) = 2 NaCl(aq) + Ba(NO3)2(aq)
W + CO2 = WC + O2 =>
W + CO2 = WC + O2
C6(H4) + O2 = CO2 + H2O =>
C6(H4) + 7 O2 = 6 CO2 + 2 H2O
Na3PO4 + CaCl2Ca3(PO4)2 = Ca3(PO4)2 + NaCl =>
2 Na3PO4 + 3 CaCl2Ca3(PO4)2 = 4 Ca3(PO4)2 + 6 NaCl
KMnO4 + KCl + H2SO4 = MnSO4 + KSO4 + H2O + Cl =>
KMnO4 + 2 KCl + 4 H2SO4 = MnSO4 + 3 KSO4 + 4 H2O + 2 Cl
K + Cu(OH)2 = Cu + K(OH)2 =>
K + Cu(OH)2 = Cu + K(OH)2
H2SO3 + Na2S = Na2SO4 + H2S =>
4 H2SO3 + 3 Na2S = 3 Na2SO4 + 4 H2S
M + HCl2 = MCl3 + H2 =>
4 M + 6 HCl2 = 4 MCl3 + 3 H2
C2H5OH + H2CrO4 + HCl = CH3COOH + CrCl3 + H2O =>
3 C2H5OH + 4 H2CrO4 + 12 HCl = 3 CH3COOH + 4 CrCl3 + 13 H2O
Cr(NO3)3 + Ba(NO3) + H2O = BaCr2O4 + NH3 + O2 =>
8 Cr(NO3)3 + 4 Ba(NO3) + 42 H2O = 4 BaCr2O4 + 28 NH3 + 55 O2
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