| Équations équilibrées la veille |
C7H9 + 3 HNO3 = C7H6(NO2)3 + 3 H2O
Cl2 + NH4Br = NH4Cl + Br2 =>
Cl2 + 2 NH4Br = 2 NH4Cl + Br2
SO2 + LiOH = SOH + LiO2 =>
SO2 + LiOH = SOH + LiO2
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
HCO3 + [H] = CO2 + H2O =>
HCO3 + [H] = CO2 + H2O
CaCl2 + Al = AlCl3 + Ca =>
3 CaCl2 + 2 Al = 2 AlCl3 + 3 Ca
H2SO4 + Al = Al2SO43 + H2O + SO2 =>
41 H2SO4 + 2 Al = Al2SO43 + 41 H2O + 40 SO2
Zn(NO3)2 + FeSO4 + H2SO4 = NO + Fe2(SO4)3 + ZnSO4 + H2O =>
Zn(NO3)2 + 6 FeSO4 + 4 H2SO4 = 2 NO + 3 Fe2(SO4)3 + ZnSO4 + 4 H2O
CoCl2(aq) + Na2CO3(aq) = CoCO3(s) + NaCl(aq) =>
CoCl2(aq) + Na2CO3(aq) = CoCO3(s) + 2 NaCl(aq)
Na2Cr2O7 + K2S + HCl = CrCl3 + S + KCl + NaCl + H2O =>
Na2Cr2O7 + 3 K2S + 14 HCl = 2 CrCl3 + 3 S + 6 KCl + 2 NaCl + 7 H2O
KHCO3HCl = KClH2(CO3) =>
KHCO3HCl = KClH2(CO3)
AgOH + H2S = Ag2S + H2O =>
2 AgOH + H2S = Ag2S + 2 H2O
C2H4 + O2 = CO + HO =>
C2H4 + 3 O2 = 2 CO + 4 HO
Mg + HCl = MgCl2 + H21 =>
21 Mg + 42 HCl = 21 MgCl2 + 2 H21
I2 = I5 =>
5 I2 = 2 I5
Ca(NO3)2 + Ag2O = CaO + AgNO3 =>
Ca(NO3)2 + Ag2O = CaO + 2 AgNO3
P4 + O2 = P4O10 =>
P4 + 5 O2 = P4O10
CH3NH2H2O = CH3NH3OH =>
CH3NH2H2O = CH3NH3OH
CH3CH2CH3 + Cl2 = CH3CH(Cl)CH3 + HCl =>
CH3CH2CH3 + Cl2 = CH3CH(Cl)CH3 + HCl
SnO2 + HF = SnF4 + H2O =>
SnO2 + 4 HF = SnF4 + 2 H2O
KClO3 + Al = KCl + Al2O3 =>
KClO3 + 2 Al = KCl + Al2O3
Pb(NO3)2 + CrCl2 = PbCl2 + Cr(NO3)2 =>
Pb(NO3)2 + CrCl2 = PbCl2 + Cr(NO3)2
Fe3C + H2SO4 = FeSO4 + H + C =>
Fe3C + 3 H2SO4 = 3 FeSO4 + 6 H + C
As2S5 + Na2S = Na3AsS4 =>
As2S5 + 3 Na2S = 2 Na3AsS4
AgNO3 + K(PO4)3 = Ag(PO4)3 + KNO3 =>
AgNO3 + K(PO4)3 = Ag(PO4)3 + KNO3
(NH4)2O + MgCl2 = Mg(OH)2 + NH3 + HCl =>
2(NH4)2O + MgCl2 = Mg(OH)2 + 4 NH3 + 2 HCl
H3PO4 + NaOH = NaH2PO4 + H2O =>
H3PO4 + NaOH = NaH2PO4 + H2O
NaNO3 + H2SO4 = HNO3 + Na2SO4 =>
2 NaNO3 + H2SO4 = 2 HNO3 + Na2SO4
AgCl + Ni(NO3)2 = AgNO3 + NiCl2 =>
2 AgCl + Ni(NO3)2 = 2 AgNO3 + NiCl2
Cu(NO3)2 = CuO + NO2 + O21 =>
21 Cu(NO3)2 = 21 CuO + 42 NO2 + O21
(NH4)3PO4 = H3PO4 + NH3 =>
(NH4)3PO4 = H3PO4 + 3 NH3
Na2CO3 + HCl = NaHCO3 + NaCl =>
Na2CO3 + HCl = NaHCO3 + NaCl
FeCl3 + K4[Fe(Cn)6] = KFe[Fe(Cn)6] + KCl =>
FeCl3 + K4[Fe(Cn)6] = KFe[Fe(Cn)6] + 3 KCl
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
N2O4 + KI = KNO3 + NO + I2 =>
2 N2O4 + 2 KI = 2 KNO3 + 2 NO + I2
NH4Cl + Ca(OH0)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(OH0)2 = CaCl2 + 2 NH3 + 2 H2O
BrCO3 = BrO + CO2 =>
BrCO3 = BrO + CO2
Al2O3 + KOH = KAlO2 + Al(OH)3 =>
2 Al2O3 + 3 KOH = 3 KAlO2 + Al(OH)3
C2H5OH + O2 = CO + H2O =>
C2H5OH + 2 O2 = 2 CO + 3 H2O
K[Al(OH)4] + H2S = Al(OH)3 + KHS + H2O =>
K[Al(OH)4] + H2S = Al(OH)3 + KHS + H2O
Mg(OH)2 + K3PO4 = K3(OH)2 + MgPO4 =>
Mg(OH)2 + K3PO4 = K3(OH)2 + MgPO4
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Ni(OH)2 + NH4OH + (NH4)2SO4 = [Ni(NH3)6]SO4 + H2O =>
Ni(OH)2 + 4 NH4OH + (NH4)2SO4 = [Ni(NH3)6]SO4 + 6 H2O
K2Cr2O7 + FeSO4 + H2SO4 = K2SO4 + Fe2(SO4)3 + CrSO4 + H2O =>
K2Cr2O7 + 8 FeSO4 + 7 H2SO4 = K2SO4 + 4 Fe2(SO4)3 + 2 CrSO4 + 7 H2O
Cu(OH)2 + H4P2O7 = Cu2P2O7 + H2O =>
2 Cu(OH)2 + H4P2O7 = Cu2P2O7 + 4 H2O
Na3PO4 + Cr(NO3)3 = CrPO4 + NaNO3 =>
Na3PO4 + Cr(NO3)3 = CrPO4 + 3 NaNO3
FeSO4 + H2SO4 + K2Cr2O7H2O = K2SO4 + Cr + Fe(SO4)3 + H2O =>
3 FeSO4 + 7 H2SO4 + K2Cr2O7H2O = K2SO4 + 2 Cr + 3 Fe(SO4)3 + 8 H2O
HPONaOH = NaPOH2O =>
HPONaOH = NaPOH2O
As2S5 + Na2S = Na3AsS4 =>
As2S5 + 3 Na2S = 2 Na3AsS4
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