| Équations équilibrées la veille |
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
P + IO3{-} + OH{-} = PO4{3-} + I{-} + H2O =>
6 P + 5 IO3{-} + 18 OH{-} = 6 PO4{3-} + 5 I{-} + 9 H2O
Fe{3+} + H2O + SCN{-} = Fe(SCN)3(H2O)3 =>
Fe{3+} + 3 H2O + 3 SCN{-} = Fe(SCN)3(H2O)3
CoCl2 + OH{-} + H2O = [Co(OH2)6](OH)2 + Cl{-} =>
CoCl2 + 2 OH{-} + 6 H2O = [Co(OH2)6](OH)2 + 2 Cl{-}
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C4H9OH + O2 = CO2 + H2O =>
C4H9OH + 6 O2 = 4 CO2 + 5 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
H3PO3 = H3PO4 + PH3 =>
4 H3PO3 = 3 H3PO4 + PH3
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
F3CCOONa + Br3CCOOH = F3CCOONaH{-} + Br3CCOO{+} =>
F3CCOONa + Br3CCOOH = F3CCOONaH{-} + Br3CCOO{+}
Ba3(PO4)2(s) + NaOH(aq) = Ba(OH)2(aq) + Na3PO4(aq) =>
Ba3(PO4)2(s) + 6 NaOH(aq) = 3 Ba(OH)2(aq) + 2 Na3PO4(aq)
K2SO4 + Mn(OH)2 = KOH + MnSO4 =>
K2SO4 + Mn(OH)2 = 2 KOH + MnSO4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C17H21NO4H + Cl + NaHCO3 = C17H21NO4 + H2O + NaCl + CO2 =>
C17H21NO4H + Cl + NaHCO3 = C17H21NO4 + H2O + NaCl + CO2
HF + Sn2 = H2 + SnF2 =>
4 HF + Sn2 = 2 H2 + 2 SnF2
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
C2H5OH + O2 = CO + H2O =>
C2H5OH + 2 O2 = 2 CO + 3 H2O
Mg + Pb(NO3)2 = Mg(NO3)2 + Pb =>
Mg + Pb(NO3)2 = Mg(NO3)2 + Pb
HCOOCH2CH3 + H2O = HCOH + CH2CH3 =>
5 HCOOCH2CH3 + H2O = 11 HCOH + 2 CH2CH3
Na2S2O5 = SO2 + Na2O =>
Na2S2O5 = 2 SO2 + Na2O
NiSO4 + NaClO4 + NaOH = NiO(OH) + NaCl + Na2SO4 + H2O =>
8 NiSO4 + NaClO4 + 16 NaOH = 8 NiO(OH) + NaCl + 8 Na2SO4 + 4 H2O
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
SCl2 + Cl2 = SCl6 =>
SCl2 + 2 Cl2 = SCl6
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
Ag(s) + Cu(NO3)2(aq) = AgNO3(aq) + Cu(s) =>
2 Ag(s) + Cu(NO3)2(aq) = 2 AgNO3(aq) + Cu(s)
C3H3O2{-} + NO3{-} + H{+} = CO2 + N2 + H2O =>
5 C3H3O2{-} + 12 NO3{-} + 17 H{+} = 15 CO2 + 6 N2 + 16 H2O
Fe3(PO4)2 + H2 = Fe + H3PO4 =>
Fe3(PO4)2 + 3 H2 = 3 Fe + 2 H3PO4
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
K2S2O3 + Br2 + H2O = K2SO4 + HBr + H2SO4 =>
K2S2O3 + 4 Br2 + 5 H2O = K2SO4 + 8 HBr + H2SO4
NaHSO4 + Na2CO3 = Na2SO4 + H2O + CO2 =>
2 NaHSO4 + Na2CO3 = 2 Na2SO4 + H2O + CO2
FeCl3 + K2HPO4 = FePO4 + KCl + HCl =>
FeCl3 + K2HPO4 = FePO4 + 2 KCl + HCl
Be3(PO4)2 + K = KPO4 + Be3 =>
Be3(PO4)2 + 2 K = 2 KPO4 + Be3
As2S3 + HNO3 + H2O = H2SO4 + H3As04 + NO =>
2 As2S3 + 11 HNO3 + 2 H2O = 6 H2SO4 + H3As04 + 11 NO
NO + CO2 + NaCrO2 + Na2MnO4 + NaSO4 = Cr2S3 + NMnO4 + NaCO4 =>
2 NO + 9 CO2 + 2 NaCrO2 + 2 Na2MnO4 + 3 NaSO4 = Cr2S3 + 2 NMnO4 + 9 NaCO4
C2H5OH + O2 = CO + H2O =>
C2H5OH + 2 O2 = 2 CO + 3 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
AlO3 + KOH = AlOH + KO3 =>
AlO3 + KOH = AlOH + KO3
CH2O + H2 = CH3OH =>
CH2O + H2 = CH3OH
PotassiumPhosphate + CalciumNitrate = CalciumPhosphate + PotassiumNitrate =>
PotassiumPhosphate + CalciumNitrate = CalciumPhosphate + PotassiumNitrate
Cs3 + O2 = CsO =>
2 Cs3 + 3 O2 = 6 CsO
CoCO3 + HCl = CoCl2 + H2CO3 =>
CoCO3 + 2 HCl = CoCl2 + H2CO3
CrO2Cl2 + S + H2O = Cr(OH)3 + SO2 + HCl =>
4 CrO2Cl2 + 3 S + 10 H2O = 4 Cr(OH)3 + 3 SO2 + 8 HCl
AlCl3 + Ca3N2 = AlN + CaCl2 =>
2 AlCl3 + Ca3N2 = 2 AlN + 3 CaCl2
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
Ca3N2 = Ca + N2 =>
Ca3N2 = 3 Ca + N2
Ge + S = GeS =>
Ge + S = GeS
CH3OH + KMnO4 + H2SO4 = HCHO + MnSO4 + K2SO4 + H2O =>
5 CH3OH + 2 KMnO4 + 3 H2SO4 = 5 HCHO + 2 MnSO4 + K2SO4 + 8 H2O
Fe + Cl2C4 = FeCl3 + C3 =>
2 Fe + 3 Cl2C4 = 2 FeCl3 + 4 C3
CO2 + H2O = CH4 + O2 =>
CO2 + 2 H2O = CH4 + 2 O2
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