| Équations équilibrées la veille |
H2SO4(aq) + Na2SO3(aq) = SO2(g) + H2O(l) + Na2SO4
CH3CH2OH + K2CrO4 + H2SO4 = CH3CHO + Cr2(SO4)3 + H2O + K2SO4 =>
3 CH3CH2OH + 2 K2CrO4 + 5 H2SO4 = 3 CH3CHO + Cr2(SO4)3 + 8 H2O + 2 K2SO4
C12H22O11 + NaNO3 + S = H2O + Na2SO4 + N2 + CO2 =>
C12H22O11 + 24 NaNO3 + 12 S = 11 H2O + 12 Na2SO4 + 12 N2 + 12 CO2
KOH + NO = KNO2 + N2 + H2O =>
4 KOH + 6 NO = 4 KNO2 + N2 + 2 H2O
HCl(l) + NaOH(l) = NaCl + H2O =>
HCl(l) + NaOH(l) = NaCl + H2O
AgNO3 + H2O = AgN + HO =>
AgNO3 + 3 H2O = AgN + 6 HO
Mn2{+} + Cl2 + H2O = MnO4{-} + Cl{-} + H{+} =>
2 Mn2{+} + 13 Cl2 + 16 H2O = 4 MnO4{-} + 26 Cl{-} + 32 H{+}
Fe + PbSO4 = FeSO4 + Pb =>
Fe + PbSO4 = FeSO4 + Pb
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
F2 + Cs2O = O2 + CsF =>
2 F2 + 2 Cs2O = O2 + 4 CsF
C6H5NO2 + Fe + HCl = C6H5NH3Cl + FeCl1 + H2O =>
C6H5NO2 + 6 Fe + 7 HCl = C6H5NH3Cl + 6 FeCl1 + 2 H2O
AlCl3 + Na2S + H2O = NaCl + Al(OH)3 + H2S =>
2 AlCl3 + 3 Na2S + 6 H2O = 6 NaCl + 2 Al(OH)3 + 3 H2S
C10H8 + O2 = CO2 + H2O =>
C10H8 + 12 O2 = 10 CO2 + 4 H2O
Ca + HNO3(d) = Ca(NO3)2 + N2O + H2O =>
4 Ca + 10 HNO3(d) = 4 Ca(NO3)2 + N2O + 5 H2O
Na3AsO4 + H2SO4 = Na2SO4 + H3AsO4 =>
2 Na3AsO4 + 3 H2SO4 = 3 Na2SO4 + 2 H3AsO4
C7H9 + O2 = CO2 + H2O =>
4 C7H9 + 37 O2 = 28 CO2 + 18 H2O
NH4MnO4 = NH3 + HMnO4 =>
NH4MnO4 = NH3 + HMnO4
C3H6O2 + H2O = CO2 + H =>
C3H6O2 + 4 H2O = 3 CO2 + 14 H
C8H5O4K + NaOH = C8H4O4KNa + H2O =>
C8H5O4K + NaOH = C8H4O4KNa + H2O
FeBr2 + KPO4 = Fe3(PO4)2 + Br3K =>
3 FeBr2 + 2 KPO4 = Fe3(PO4)2 + 2 Br3K
K2Cr2O7 + NaI + H2SO4 = Cr2(SO4)3 + I2 + H2O + Na2SO4 + K2SO4 =>
K2Cr2O7 + 6 NaI + 7 H2SO4 = Cr2(SO4)3 + 3 I2 + 7 H2O + 3 Na2SO4 + K2SO4
Hg2(ClO3)2 + CaBr2 = HgBr2(s) + Ca2(ClO3)2 =>
Hg2(ClO3)2 + 2 CaBr2 = 2 HgBr2(s) + Ca2(ClO3)2
Ca + N2 = CaN =>
2 Ca + N2 = 2 CaN
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
SrBr = Sr + Br2 =>
2 SrBr = 2 Sr + Br2
Pb(NO3)2 + I2 = PbI2 + NO3 =>
Pb(NO3)2 + I2 = PbI2 + 2 NO3
Cu(OH)2(s) = H2OCuO =>
Cu(OH)2(s) = H2OCuO
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
(CH3COO)2Ni + H2O = CH3COOH + Ni(OH)2 =>
(CH3COO)2Ni + 2 H2O = 2 CH3COOH + Ni(OH)2
Al + HCl = H2 + AlCl =>
2 Al + 2 HCl = H2 + 2 AlCl
KOH + NO = KNO2 + N2 + H2O =>
4 KOH + 6 NO = 4 KNO2 + N2 + 2 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
NH3(aq) + O2(g) = NO2(g) + H2O(l) =>
4 NH3(aq) + 7 O2(g) = 4 NO2(g) + 6 H2O(l)
H2SO4 + CaF2 = CaSO4 + HF =>
H2SO4 + CaF2 = CaSO4 + 2 HF
CuCl + Na3PO4 = Na3Cu3PO4Cl3 =>
3 CuCl + Na3PO4 = Na3Cu3PO4Cl3
O2 + CS2 = CO2 + SO2 =>
3 O2 + CS2 = CO2 + 2 SO2
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
Sb + H2O = Sb2O3 + H2 =>
2 Sb + 3 H2O = Sb2O3 + 3 H2
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
NaOH = Na2O + H2O =>
2 NaOH = Na2O + H2O
MgNH4PO4 = Mg2P2O7 + NH3 + H2O =>
2 MgNH4PO4 = Mg2P2O7 + 2 NH3 + H2O
H2CO3 + K2O = H2O + K2CO3 =>
H2CO3 + K2O = H2O + K2CO3
RCHOHR + KMnO4 + H2SO4 = RCOR + K2SO4 + MnSO4 + H2O =>
5 RCHOHR + 2 KMnO4 + 3 H2SO4 = 5 RCOR + K2SO4 + 2 MnSO4 + 8 H2O
CH3CHCHCH2 + O2 = CO2 + H2O =>
4 CH3CHCHCH2 + 23 O2 = 16 CO2 + 14 H2O
K3[Fe(OH)6] + CO2 = Fe(OH)3 + KHCO3 =>
K3[Fe(OH)6] + 3 CO2 = Fe(OH)3 + 3 KHCO3
KMnO4 + HCl = KClMnCl + Cl2 + H2O =>
KMnO4 + 8 HCl = KClMnCl + 3 Cl2 + 4 H2O
SICl4 + H2O = H4SIO4 + HCl =>
SICl4 + 4 H2O = H4SIO4 + 4 HCl
AgCl + Zn(NO3)2 = Ag(NO3)2 + ZnCl =>
AgCl + Zn(NO3)2 = Ag(NO3)2 + ZnCl
Mg(s) + O2(g) = MgO(s) =>
2 Mg(s) + O2(g) = 2 MgO(s)
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