| Équations équilibrées la veille | Équations équilibrées le lendemain |
C6H7N + (CH3CO)2O = C6H5NH(COCH3) + CH3COOH
C6H7N + Br2 = C6H4NBr3 + HBr =>
C6H7N + 3 Br2 = C6H4NBr3 + 3 HBr
HCOOHKOH = KCOOHH2O =>
HCOOHKOH = KCOOHH2O
HCIO = HCI + HCIO3 =>
3 HCIO = 2 HCI + HCIO3
Zn + PbCl2 = ZnCl2 + Pb =>
Zn + PbCl2 = ZnCl2 + Pb
C7H14O2 + H2O = C5H12O + C2H4O2 =>
C7H14O2 + H2O = C5H12O + C2H4O2
Mg(OH)2 + H2SO4 = MgSO4 + H2O =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
NaBrO3 + SbCl3 + HCl = SbCl5 + NaBr + H2O =>
NaBrO3 + 3 SbCl3 + 6 HCl = 3 SbCl5 + NaBr + 3 H2O
C7H7NO2 + KMnO4 + H2SO4 = C7H5NO4 + K2SO4 + MnSO4 + H2O =>
5 C7H7NO2 + 6 KMnO4 + 9 H2SO4 = 5 C7H5NO4 + 3 K2SO4 + 6 MnSO4 + 14 H2O
C7H8 + H2SO4 = CH3C6H4SO3H + H2O =>
C7H8 + H2SO4 = CH3C6H4SO3H + H2O
C8H16 + Br2 = C8H15Br + HBr =>
C8H16 + Br2 = C8H15Br + HBr
ClO4 + Ca(OH)2 = Ca(ClO4)2 + OH =>
2 ClO4 + Ca(OH)2 = Ca(ClO4)2 + 2 OH
PbO2 + Cl{-} + H2O + OH{-} = ClO{-} + Pb(OH)3{-} =>
PbO2 + Cl{-} + H2O + OH{-} = ClO{-} + Pb(OH)3{-}
Mg3(PO3)2 + CuSO4 = Cu3(PO3)2 + MgSO4 =>
Mg3(PO3)2 + 3 CuSO4 = Cu3(PO3)2 + 3 MgSO4
Si + Cl{2} = SiCl{2} =>
Si + Cl{2} = SiCl{2}
HAuBr4 + H2C2O4 + NaOH = Au + NaBr + CO2 + H2O =>
2 HAuBr4 + 3 H2C2O4 + 8 NaOH = 2 Au + 8 NaBr + 6 CO2 + 8 H2O
C8H18(l) + O2 = CO2(g) + H2O =>
2 C8H18(l) + 25 O2 = 16 CO2(g) + 18 H2O
C8H8 + H2O2 = CO2 + H2O =>
C8H8 + 20 H2O2 = 8 CO2 + 24 H2O
Co(s) + S(s) = CoS(s) =>
Co(s) + S(s) = CoS(s)
H2O + CO(NH2)2 = NH3 + CO2 =>
H2O + CO(NH2)2 = 2 NH3 + CO2
ZnSO4 + HCl = ZnCl2 + H2SO4 =>
ZnSO4 + 2 HCl = ZnCl2 + H2SO4
SO2 + I3 = I2(SO2) =>
3 SO2 + 2 I3 = 3 I2(SO2)
Zn + HgNO3 = HgNO3Zn =>
Zn + HgNO3 = HgNO3Zn
KOH2 + HNO3 = KNO3 + HOH2 =>
KOH2 + HNO3 = KNO3 + HOH2
Cu2O + Cl = CuCl + O3 =>
3 Cu2O + 6 Cl = 6 CuCl + O3
C4H6O6 + NaCO3 = Na2C4H4O6 + CO2 + H2O =>
6 C4H6O6 + 10 NaCO3 = 5 Na2C4H4O6 + 14 CO2 + 8 H2O
PbS + O2 = PbO + S8 =>
8 PbS + 4 O2 = 8 PbO + S8
H2C2H4O6 + KCl = HCl + KHC2H4O6 =>
H2C2H4O6 + KCl = HCl + KHC2H4O6
CH2 + Cl2 = CHCl3 + HCl =>
CH2 + 2 Cl2 = CHCl3 + HCl
MgFeAl10Si3O22(OH)2 + K2Al4Si6Al2O20(OH)4 + SiO2 = H2O + KMg2FeAlSi3O10(OH)2 + Al2SiO5 + Fe3Al2Si3O12 =>
12 MgFeAl10Si3O22(OH)2 + 3 K2Al4Si6Al2O20(OH)4 + 34 SiO2 = 12 H2O + 6 KMg2FeAlSi3O10(OH)2 + 64 Al2SiO5 + 2 Fe3Al2Si3O12
Ca(OH)2 + (NH4)2SO4 = CaSO4 + NH3 + H2O =>
Ca(OH)2 + (NH4)2SO4 = CaSO4 + 2 NH3 + 2 H2O
Fe(s) + HF(aq) = FeF + H =>
Fe(s) + HF(aq) = FeF + H
(NH4)2SO4(aq)Ca(OH)2(cr) = CaSO4(cr) + NH3(g) + H2O(l) =>
(NH4)2SO4(aq)Ca(OH)2(cr) = CaSO4(cr) + 2 NH3(g) + 2 H2O(l)
CH2CHCH2OH(l) + O2(g) = CO2(g) + H2O(l) =>
CH2CHCH2OH(l) + 4 O2(g) = 3 CO2(g) + 3 H2O(l)
CH2O + O2 = CO + H2O =>
2 CH2O + O2 = 2 CO + 2 H2O
SrS(aq) + AlBr3 = SrBr2 + Al2S3 =>
3 SrS(aq) + 2 AlBr3 = 3 SrBr2 + Al2S3
HClKCl = HKCl2 =>
HClKCl = HKCl2
Al(OH)4{-} + H{+} = Al(OH)3 + H2O(l) =>
Al(OH)4{-} + H{+} = Al(OH)3 + H2O(l)
CH2OH(CHOH)4COH + Cu(OH)2 = CH2OH(CHOH)4COOH + Cu2O + H2O =>
CH2OH(CHOH)4COH + 2 Cu(OH)2 = CH2OH(CHOH)4COOH + Cu2O + 2 H2O
NH3(g) + NHO3(l) = NH4NO3(g) =>
NH3(g) + NHO3(l) = NH4NO3(g)
NaC2H3O2 + H2SO4 = Na2SO4 + H4C2O2 =>
2 NaC2H3O2 + H2SO4 = Na2SO4 + 2 H4C2O2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
CH3Br + CH3NH2 = (CH3)3N + HBr =>
2 CH3Br + CH3NH2 = (CH3)3N + 2 HBr
Mg + N2 = Mg2N1 =>
4 Mg + N2 = 2 Mg2N1
CH3CH2(g) + O2(g) = CO2(g) + H2O(g) =>
4 CH3CH2(g) + 13 O2(g) = 8 CO2(g) + 10 H2O(g)
CH3CH2OH + H2O2 = CH2CHOH + H2O =>
CH3CH2OH + H2O2 = CH2CHOH + 2 H2O
Hg2(C2H3O2)2 + KBr = KC2H3O2 + Hg2Br2 =>
Hg2(C2H3O2)2 + 2 KBr = 2 KC2H3O2 + Hg2Br2
H2S + LiOH = H2O + Li2S =>
H2S + 2 LiOH = 2 H2O + Li2S
CH3CH2OH + NaBr + H2SO4 = CH3CH2Br + NaHSO4 + H2O =>
CH3CH2OH + NaBr + H2SO4 = CH3CH2Br + NaHSO4 + H2O
Na3PO4(aq) + MgCl2(aq) = Mg3(PO4)2(s) + NaCl(aq) =>
2 Na3PO4(aq) + 3 MgCl2(aq) = Mg3(PO4)2(s) + 6 NaCl(aq)
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