| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2Cr2O7 + 2 NH3 + 4 H2SO4 = N2 + K2SO4 + Cr2(SO4)3 + 7 H2O
KNO3 = K2O + N2 + O2 =>
4 KNO3 = 2 K2O + 2 N2 + 5 O2
*3KNO3 = K2O + N2 + O2 =>
4*3KNO3 = 6 K2O + 6 N2 + 15 O2
Zn + Cu(OH)2 = Cu + Zn(OH) =>
2 Zn + Cu(OH)2 = Cu + 2 Zn(OH)
Na2S + I2 = NaI + S =>
Na2S + I2 = 2 NaI + S
Mn(NO3)2 + Br2 + NaOH = MnO2 + NaBr + NaNO3 + H2O =>
Mn(NO3)2 + Br2 + 4 NaOH = MnO2 + 2 NaBr + 2 NaNO3 + 2 H2O
H2O + SO4 = OH + SO3 =>
H2O + SO4 = 2 OH + SO3
Cu + Cl2 = CuCl2 =>
Cu + Cl2 = CuCl2
CAH2 + H2O = CA(OH)2 + H2 =>
CAH2 + 2 H2O = CA(OH)2 + 2 H2
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
OH + I2 = IO3 + H2O =>
12 OH + I2 = 2 IO3 + 6 H2O
P + HNO3 + H2O = NO + H3PO4 =>
3 P + 5 HNO3 + 2 H2O = 5 NO + 3 H3PO4
AgNO3 + H2O + HBr = AgBr + HNO3H2O =>
AgNO3 + H2O + HBr = AgBr + HNO3H2O
C3H6O + O2 = C0 + H2O =>
C3H6O + O2 = 3 C0 + 3 H2O
CH8 + O2 = CO2 + H2O =>
CH8 + 3 O2 = CO2 + 4 H2O
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
NaIO3 + NaHSO3 = NaHSO4 + Na2SO4 + H2O + I2 =>
2 NaIO3 + 5 NaHSO3 = 3 NaHSO4 + 2 Na2SO4 + H2O + I2
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
KMnO4 + K2S + H2O = MnO2 + S + KOH =>
2 KMnO4 + 3 K2S + 4 H2O = 2 MnO2 + 3 S + 8 KOH
Al(OH)3 + HNO3 = Al(NO3)3 + H2O =>
Al(OH)3 + 3 HNO3 = Al(NO3)3 + 3 H2O
Zn + HNO3 = Zn(NO3)2 + N2O + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + N2O + 5 H2O
K2Cr2O7 + HCl = Cl2 + KCl + CrO + H2O =>
K2Cr2O7 + 10 HCl = 4 Cl2 + 2 KCl + 2 CrO + 5 H2O
Sc2O3 + H2O = Sc(OH)3 =>
Sc2O3 + 3 H2O = 2 Sc(OH)3
C7H10 + O2 = H2O + CO2 =>
2 C7H10 + 19 O2 = 10 H2O + 14 CO2
Zn + NiO + H2O = Zn(OH)2 + Ni =>
Zn + NiO + H2O = Zn(OH)2 + Ni
C7H10 + O2 = C02 + H2O =>
2 C7H10 + 5 O2 = 7 C02 + 10 H2O
C7H10 + O2 = CO2 + H2O =>
2 C7H10 + 19 O2 = 14 CO2 + 10 H2O
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
CUSO4 + ZN = ZNSO4 + CU =>
CUSO4 + ZN = ZNSO4 + CU
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
NaOH + HCl = NaClH2O =>
NaOH + HCl = NaClH2O
IK + MnO2 + H2SO4 = K2SO4 + MnSO4 + H2O + I2 =>
2 IK + MnO2 + 2 H2SO4 = K2SO4 + MnSO4 + 2 H2O + I2
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
H2SO4 + NaHSO3 = Na2SO4 + SO2 + H2O =>
H2SO4 + 2 NaHSO3 = Na2SO4 + 2 SO2 + 2 H2O
NaCl + H2SO4 = NaHSO4 + HCl =>
NaCl + H2SO4 = NaHSO4 + HCl
CH3Br + OH = CH4O + Br =>
CH3Br + OH = CH4O + Br
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
F2 + H2O = O2 + F{-} + H{+} =>
2 F2 + 2 H2O = O2 + 4 F{-} + 4 H{+}
CH3(CH2)4CH3 + O2 = CO2 + H20 =>
10 CH3(CH2)4CH3 + 60 O2 = 60 CO2 + 7 H20
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
SO2 + O2 + H2O = H2SO4 =>
2 SO2 + O2 + 2 H2O = 2 H2SO4
C7H10 + O2 = CO2 + H2O =>
2 C7H10 + 19 O2 = 14 CO2 + 10 H2O
KNO3 = K2O + N2 + O2 =>
4 KNO3 = 2 K2O + 2 N2 + 5 O2
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
CH3Br + OH = CH4O + Br =>
CH3Br + OH = CH4O + Br
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
AgNO3 = Ag + NO2 + O2 =>
2 AgNO3 = 2 Ag + 2 NO2 + O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur05/06/13
Équations équilibrées sur06/05/12
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