| Équations équilibrées la veille | Équations équilibrées le lendemain |
10 C3H6O + 2 MnO4{-} + 6 H3O{+} = 15 C2H4O + 2 Mn{2+} + 9 H2O
CH3COOH + K2CO3 = CH3COOK + H2O + CO2 =>
2 CH3COOH + K2CO3 = 2 CH3COOK + H2O + CO2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
HCHO + Cu(OH)2 + NaOH = HCOONa + Cu2O + H2O =>
HCHO + 2 Cu(OH)2 + NaOH = HCOONa + Cu2O + 3 H2O
FeCO3 + O2 = Fe2O3 + CO2 =>
4 FeCO3 + O2 = 2 Fe2O3 + 4 CO2
H2O + P4 = H3PO4 + PH3 =>
12 H2O + 2 P4 = 3 H3PO4 + 5 PH3
H3PO4 + CuO = Cu3(PO4)2 + H2O =>
2 H3PO4 + 3 CuO = Cu3(PO4)2 + 3 H2O
P4 + H2O = H3PO4 + PH3 =>
2 P4 + 12 H2O = 3 H3PO4 + 5 PH3
KOH + Fe(CO3)3 = KCO3 + Fe(OH)3 =>
3 KOH + Fe(CO3)3 = 3 KCO3 + Fe(OH)3
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
NO + O2 + H20 = HNO3 =>
20 NO + 20 O2 + H20 = 20 HNO3
C6H5OH + HBr = C6H2Br3OH + H2 =>
C6H5OH + 3 HBr = C6H2Br3OH + 3 H2
CH3CHOHCH3 + O2 = H20 + CO2 =>
10 CH3CHOHCH3 + 25 O2 = 4 H20 + 30 CO2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Cl2 + Ni = Cl{-} + Ni{2+} =>
Cl2 + Ni = 2 Cl{-} + Ni{2+}
CH3CHOHCH3 + O2 = H2O + CO2 =>
2 CH3CHOHCH3 + 9 O2 = 8 H2O + 6 CO2
Cl2 + Ni = Cl{-} + Ni{2+} =>
Cl2 + Ni = 2 Cl{-} + Ni{2+}
Pb + HNO3 = Pb(NO3)2 + NO + H2O =>
3 Pb + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O
FeO + O2 = Fe2O3 =>
4 FeO + O2 = 2 Fe2O3
HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O
Na2O + Co2 = Na2Co3 + O2 =>
2 Na2O + 3 Co2 = 2 Na2Co3 + O2
NaCl + NH3 + H2O + CO2 = NaHCO3 + NH4Cl =>
NaCl + NH3 + H2O + CO2 = NaHCO3 + NH4Cl
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
KMnO4 + Na2SO3 + H2O = MnO2 + Na2SO4 + KOH =>
2 KMnO4 + 3 Na2SO3 + H2O = 2 MnO2 + 3 Na2SO4 + 2 KOH
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
As + NaClO + NaOH = Na3AsO4 + NaCl + H2O =>
2 As + 5 NaClO + 6 NaOH = 2 Na3AsO4 + 5 NaCl + 3 H2O
K2S2O5 + HCl = KCl + SO2 + H2O =>
K2S2O5 + 2 HCl = 2 KCl + 2 SO2 + H2O
BaCO3 + NaN3 = BaN6 + Na2CO3 =>
BaCO3 + 2 NaN3 = BaN6 + Na2CO3
CH4 + Cl2 = C + HCl =>
CH4 + 2 Cl2 = C + 4 HCl
KMNO4 + H2O + KI = MNO2 + KOH + KIO =>
2 KMNO4 + H2O + 3 KI = 2 MNO2 + 2 KOH + 3 KIO
BaCl2 + Fe(NO3)3 = Ba(NO3)2 + FeCl3 =>
3 BaCl2 + 2 Fe(NO3)3 = 3 Ba(NO3)2 + 2 FeCl3
C15H26O6 + O2 = CO2 + H2O =>
2 C15H26O6 + 37 O2 = 30 CO2 + 26 H2O
NaIO3 + NaHSO3 = NaHSO4 + Na2SO4 + H2O + I2 =>
2 NaIO3 + 5 NaHSO3 = 3 NaHSO4 + 2 Na2SO4 + H2O + I2
CH3COOH + Na2CO3 = CH3COONa + CO2 + H2O =>
2 CH3COOH + Na2CO3 = 2 CH3COONa + CO2 + H2O
CO2 + H2O = C6H12O2 + O2 =>
6 CO2 + 6 H2O = C6H12O2 + 8 O2
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
CH4 + O2 = CO2 + H20 =>
5 CH4 + 5 O2 = 5 CO2 + H20
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Sn + HF = SnF2 + H2 =>
Sn + 2 HF = SnF2 + H2
P4 + H2O = H3PO4 + PH3 =>
2 P4 + 12 H2O = 3 H3PO4 + 5 PH3
HI + KOH = H2O + KI =>
HI + KOH = H2O + KI
KMnO4 + Na2SO3 + KOH = K2MnO4 + Na2SO4 + H2O =>
2 KMnO4 + Na2SO3 + 2 KOH = 2 K2MnO4 + Na2SO4 + H2O
Na2O2(s) + H2O(l) = NaOH(aq) + O2(g)acidorbase =>
2 Na2O2(s) + 2 H2O(l) = 4 NaOH(aq) + O2(g)acidorbase
SnCl2 + Zn = ZnCl2 + Sn =>
SnCl2 + Zn = ZnCl2 + Sn
ZnCl2 + BaS = ZnS + BaCl2 =>
ZnCl2 + BaS = ZnS + BaCl2
H2O2 + Br2 = HBrO3 + H2O =>
5 H2O2 + Br2 = 2 HBrO3 + 4 H2O
MnO2 + NaCO3 + KClO3 = NaMnO4 + CO2 + KCl =>
3 MnO2 + 3 NaCO3 + KClO3 = 3 NaMnO4 + 3 CO2 + KCl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Pb + O2 = Pb3O4 =>
3 Pb + 2 O2 = Pb3O4
C3H + O2 = CO2 + H2O =>
4 C3H + 13 O2 = 12 CO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/09/14
Équations équilibrées sur05/09/13
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