| Équations équilibrées la veille | Équations équilibrées le lendemain |
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Al + KOH + H2O = KAl(OH)4 + H2 =>
2 Al + 2 KOH + 6 H2O = 2 KAl(OH)4 + 3 H2
C6H12O6 = C2H5OH + CO2 =>
C6H12O6 = 2 C2H5OH + 2 CO2
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Ag2(SO4) + BaCl2 = AgCl + BaSO4 =>
Ag2(SO4) + BaCl2 = 2 AgCl + BaSO4
Pb(NO3)2 + KI = PbI2 + NO3K =>
Pb(NO3)2 + 2 KI = PbI2 + 2 NO3K
Sb + H2S = Sb2S3 + H2 =>
2 Sb + 3 H2S = Sb2S3 + 3 H2
Cu + Fe + HNO3 = Fe(NO3)3 + HCu =>
3 Cu + Fe + 3 HNO3 = Fe(NO3)3 + 3 HCu
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
Cu(s) + HI(aq) = CuI + H =>
Cu(s) + HI(aq) = CuI + H
Pb(NO3)2 + KI = PbI2 + NO3K =>
Pb(NO3)2 + 2 KI = PbI2 + 2 NO3K
Fe2 + (SO4)3 + HCl = FeCl3 + H2SO4 =>
Fe2 + (SO4)3 + 6 HCl = 2 FeCl3 + 3 H2SO4
H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O
KNO3 + K2SO4 = K2NO3 + KSO4 =>
KNO3 + K2SO4 = K2NO3 + KSO4
(NH4)2 + NaOH = Na + NH3 + H2O =>
(NH4)2 + 2 NaOH = 2 Na + 2 NH3 + 2 H2O
KCIO{2} = KCI + O{2} =>
KCIO{2} = KCI + O{2}
KI + Br2 = I2 + KBr =>
2 KI + Br2 = I2 + 2 KBr
Al(NO3)3 + Ag = Al + AgNO3 =>
Al(NO3)3 + 3 Ag = Al + 3 AgNO3
KMnO4 + C2H6O + NaOH = C2H4O2 + H2O + K2MnO4 + Na2MnO4 =>
4 KMnO4 + C2H6O + 4 NaOH = C2H4O2 + 3 H2O + 2 K2MnO4 + 2 Na2MnO4
NH4NO3 + KOH = NH4 + KO + H2O =>
NH4NO3 + 10 KOH = 2 NH4 + 10 KO + 3 H2O
Al(NO3)3 + Ag = Al + AgNO3 =>
Al(NO3)3 + 3 Ag = Al + 3 AgNO3
MgCO3 + HCl = MgCl2 + H2O + CO2 =>
MgCO3 + 2 HCl = MgCl2 + H2O + CO2
Pb(NO3)2 + K(I) = Pb(I)2 + K(NO3) =>
Pb(NO3)2 + 2 K(I) = Pb(I)2 + 2 K(NO3)
K(s) + MnCl2(aq) = KCl2 + Mn =>
K(s) + MnCl2(aq) = KCl2 + Mn
AgNOO3 = Ag + NO3 + O2 =>
2 AgNOO3 = 2 Ag + 2 NO3 + O2
FeBr3 + H2SO4 = Fe2(SO4)3 + HBr =>
2 FeBr3 + 3 H2SO4 = Fe2(SO4)3 + 6 HBr
Ca(OH)2 + HCl = Cl2Ca + H2O =>
Ca(OH)2 + 2 HCl = Cl2Ca + 2 H2O
CH2CH2CH2 + O2 = CO2 + H2O =>
2 CH2CH2CH2 + 9 O2 = 6 CO2 + 6 H2O
C4H6O3 + H2O = C2H4O2 =>
C4H6O3 + H2O = 2 C2H4O2
KMnO4 + I2 = KI + MnO4 =>
2 KMnO4 + I2 = 2 KI + 2 MnO4
C10H16(g) + Cl2(g) = C(s) + HCl(aq) =>
C10H16(g) + 8 Cl2(g) = 10 C(s) + 16 HCl(aq)
MgO + H2O = Mg(OH)2 =>
MgO + H2O = Mg(OH)2
H2SO4 + CaO = CaSO4 + H2O =>
H2SO4 + CaO = CaSO4 + H2O
Na2S + Ca(ClO)2 + H2O = S + NaOH + CaCl2 =>
2 Na2S + Ca(ClO)2 + 2 H2O = 2 S + 4 NaOH + CaCl2
CaCO3 + H2CO3 = Ca(HCO3)2 =>
CaCO3 + H2CO3 = Ca(HCO3)2
CuCl2*2H2O + Al = AlCl3 + Cu + H2O =>
3 CuCl2*2H2O + 2 Al = 2 AlCl3 + 3 Cu + 6 H2O
CrO3 + H2O = H2Cr2O7 =>
2 CrO3 + H2O = H2Cr2O7
NaCl + Ca(NO3)2 = Na + NO3 + CaCl2 =>
2 NaCl + Ca(NO3)2 = 2 Na + 2 NO3 + CaCl2
Fe(NO3)2 + NaOH = Fe(OH)2 + NaNO3 =>
Fe(NO3)2 + 2 NaOH = Fe(OH)2 + 2 NaNO3
C3H6N6O6 = CO + H2O + N2 =>
C3H6N6O6 = 3 CO + 3 H2O + 3 N2
CaCO3 + H2CO3 = Ca(HCO3)2 =>
CaCO3 + H2CO3 = Ca(HCO3)2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
C4H9Br = C4H9{+} + Br{-} =>
C4H9Br = C4H9{+} + Br{-}
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
CuSO4 + NaH2PO4 = Cu(H2PO4)2 + Na2SO4 =>
CuSO4 + 2 NaH2PO4 = Cu(H2PO4)2 + Na2SO4
Zn + CuCl2 = ZnCl2 + CuCl =>
Zn + 2 CuCl2 = ZnCl2 + 2 CuCl
CaCO3 + H2CO3 = Ca(HCO3)2 =>
CaCO3 + H2CO3 = Ca(HCO3)2
CsBr + CaO = Cs2O + CaBr2 =>
2 CsBr + CaO = Cs2O + CaBr2
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