| Équations équilibrées la veille | Équations équilibrées le lendemain |
N2 + 3 H2 = 2 NH3
Bi + HNO3 = Bi(NO3)3 + NO + H2O =>
Bi + 4 HNO3 = Bi(NO3)3 + NO + 2 H2O
Cl2 + KI = KCl + I2 =>
Cl2 + 2 KI = 2 KCl + I2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
C12H20 + Br2 = C12H18Br2 + HBr =>
C12H20 + 2 Br2 = C12H18Br2 + 2 HBr
KCl + PB(NO3)2 = PBCl2 + KNO3 =>
2 KCl + PB(NO3)2 = PBCl2 + 2 KNO3
Pb + HNO3 = Pb(NO3)2 + NO2 + H2O =>
Pb + 4 HNO3 = Pb(NO3)2 + 2 NO2 + 2 H2O
KMnO4 = K2O + MnO + O2 =>
4 KMnO4 = 2 K2O + 4 MnO + 5 O2
SnO3{2-} + Bi = Bi(OH)3 + SnO2{-2} =>
3 SnO3{2-} + Bi = Bi(OH)3 + 3 SnO2{-2}
BF3 + NH3 = NH3BF3 =>
BF3 + NH3 = NH3BF3
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
C6H5CH2OH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + C6H5COOH + H2O =>
3 C6H5CH2OH + 2 K2Cr2O7 + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 C6H5COOH + 11 H2O
H3BO3 + CH3OH = B(OCH3)3 + H2O =>
H3BO3 + 3 CH3OH = B(OCH3)3 + 3 H2O
Cu(NO3)2(aq) + Na2CO3(s) + H2O = CuCO3*Cu(OH)2(s) + NaNO3(aq) + CO2(g) =>
2 Cu(NO3)2(aq) + 2 Na2CO3(s) + H2O = CuCO3*Cu(OH)2(s) + 4 NaNO3(aq) + CO2(g)
NaOH + H2S = NaS + H2OH =>
NaOH + H2S = NaS + H2OH
BF3 + NH3 = NH3BF3 =>
BF3 + NH3 = NH3BF3
C6H5CH2OH + KMNO4 + H2SO4 = C6H5COOH + K2SO4 + MNSO4 + H2O =>
5 C6H5CH2OH + 4 KMNO4 + 6 H2SO4 = 5 C6H5COOH + 2 K2SO4 + 4 MNSO4 + 11 H2O
CLO2 + Ba(OH)2 = Ba(CLO2)2 + Ba(CLO3)2 + H2O =>
4 CLO2 + 2 Ba(OH)2 = Ba(CLO2)2 + Ba(CLO3)2 + 2 H2O
C3H8 + O2 = H2O + CO2 =>
C3H8 + 5 O2 = 4 H2O + 3 CO2
Na2CO3(aq) + Zn(NO3)2(aq) = ZnCO3(s) + NaNO3(aq) =>
Na2CO3(aq) + Zn(NO3)2(aq) = ZnCO3(s) + 2 NaNO3(aq)
PB(s) + PBO2(s) + H2SO4(aq) = PBSO4(s) + H2O(l) =>
PB(s) + PBO2(s) + 2 H2SO4(aq) = 2 PBSO4(s) + 2 H2O(l)
CaCO3 + H2SO4 = CaSO4 + H2O + CO2 =>
CaCO3 + H2SO4 = CaSO4 + H2O + CO2
CaCO3 + HCl = CaCl2 + H2O + CO2 =>
CaCO3 + 2 HCl = CaCl2 + H2O + CO2
Pb(NO3)2 + HCl = PbCl2 + HNO3 =>
Pb(NO3)2 + 2 HCl = PbCl2 + 2 HNO3
KI + AgNO3 = KNO3 + AgI =>
KI + AgNO3 = KNO3 + AgI
Bi + HNO3 = NO + Bi(NO3)3 + H2O =>
Bi + 4 HNO3 = NO + Bi(NO3)3 + 2 H2O
H2SO4 + Ca(OH)2 = CaSO4 + H2O =>
H2SO4 + Ca(OH)2 = CaSO4 + 2 H2O
PbO2 + I{-} + H2O = Pb{2+} + I2 + OH{-} =>
PbO2 + 2 I{-} + 2 H2O = Pb{2+} + I2 + 4 OH{-}
Cu + H2O2 = CuO + H =>
2 Cu + H2O2 = 2 CuO + 2 H
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
H2O + CO2 = C6H12O6 + O2 =>
6 H2O + 6 CO2 = C6H12O6 + 6 O2
NA + Cl2 = NACl =>
2 NA + Cl2 = 2 NACl
Pb(NO3)2 + HOH = Pb(OH)2 + HNO3 =>
Pb(NO3)2 + 2 HOH = Pb(OH)2 + 2 HNO3
NA + Cl2 = NACl =>
2 NA + Cl2 = 2 NACl
CuSO4(aq) + BaCl2(aq) = CuCl2 + BaSO4 =>
CuSO4(aq) + BaCl2(aq) = CuCl2 + BaSO4
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
MnSO4 + HCl = MnCl2 + H2SO4 =>
MnSO4 + 2 HCl = MnCl2 + H2SO4
CO + FeO = Fe + CO2 =>
CO + FeO = Fe + CO2
HCl + Zn = ZnCl + H2 =>
2 HCl + 2 Zn = 2 ZnCl + H2
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
CO + H2 = CH3OH =>
CO + 2 H2 = CH3OH
KHF2 = KF + H2 + F2 =>
2 KHF2 = 2 KF + H2 + F2
KMnO4 + SO2 = KMnO2 + SO4 =>
KMnO4 + SO2 = KMnO2 + SO4
CO + Fe2O3 = Fe + CO2 =>
3 CO + Fe2O3 = 2 Fe + 3 CO2
MnSO4 + H2S = MnS + H2SO4 =>
MnSO4 + H2S = MnS + H2SO4
PbO + NH3 = Pb + N2 + H2O =>
3 PbO + 2 NH3 = 3 Pb + N2 + 3 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
N2H4 = NH3 + N2 =>
3 N2H4 = 4 NH3 + N2
HCl + CaCO3 = H2O + CO2 + CaCl2 =>
2 HCl + CaCO3 = H2O + CO2 + CaCl2
C3H4 + O2 = CO2 + H2O =>
C3H4 + 4 O2 = 3 CO2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/31/14
Équations équilibrées sur04/30/13
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