| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Ag2O = 4 Ag + O2
HClO(aq) + KI + HCl = I2 + KCl + H2O =>
HClO(aq) + 2 KI + HCl = I2 + 2 KCl + H2O
Na[Al(OH)4] + H2S = NaHS + Al(OH)3 + H2O =>
Na[Al(OH)4] + H2S = NaHS + Al(OH)3 + H2O
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
Fe3O4 + Ca(OH)2 + CaCO3 = Fe2O3 + CaO + CH4 =>
8 Fe3O4 + 2 Ca(OH)2 + CaCO3 = 12 Fe2O3 + 3 CaO + CH4
BaCl2 + Na2SO4 = BaSO4 + Na2Cl2 =>
BaCl2 + Na2SO4 = BaSO4 + Na2Cl2
AgBr + Mg = Ag + MgBr =>
AgBr + Mg = Ag + MgBr
CaCO3 + H3NSO3 = Ca(SO3NH2)2 + CO2 + H2O =>
CaCO3 + 2 H3NSO3 = Ca(SO3NH2)2 + CO2 + H2O
Na2TeO3 + SnCl2 + H2SO4 = Te + Sn(SO4)2 + Na2SO4 + H2O + SnCl4 =>
Na2TeO3 + 2 SnCl2 + 3 H2SO4 = Te + Sn(SO4)2 + Na2SO4 + 3 H2O + SnCl4
KNa = K + Na =>
KNa = K + Na
NaHCO3(s) = NaOH + CO2 =>
NaHCO3(s) = NaOH + CO2
ZnO2H2 + H3PO4 = Zn3P2O8 + H2O =>
3 ZnO2H2 + 2 H3PO4 = Zn3P2O8 + 6 H2O
Zn + HNO3 = NHNO + Zn(NO3)2 + H2O =>
9 Zn + 22 HNO3 = 2 NHNO + 9 Zn(NO3)2 + 10 H2O
Na(HCO3)2 = NaCO3 + CO2 + H2O =>
Na(HCO3)2 = NaCO3 + CO2 + H2O
ZM(OH)2 + HNO3 = ZM(NO3)2 + H2O =>
ZM(OH)2 + 2 HNO3 = ZM(NO3)2 + 2 H2O
FeSO4 + KI + KIO4 + H2O = Fe(OH)2 + K2SO4 + I2 =>
4 FeSO4 + 7 KI + KIO4 + 4 H2O = 4 Fe(OH)2 + 4 K2SO4 + 4 I2
CuS + H2O2 + HCl = CuCl2 + SO2 + H2O =>
CuS + 3 H2O2 + 2 HCl = CuCl2 + SO2 + 4 H2O
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
NaNH2 + NaNO3 = NaN3 + NaOH + NH3 =>
3 NaNH2 + NaNO3 = NaN3 + 3 NaOH + NH3
CaI2 + Be(NO3)2 = Ca(NO3)2 + BeI2 =>
CaI2 + Be(NO3)2 = Ca(NO3)2 + BeI2
NaNH2 + NaNO3 = NaN3 + NaOH + NH3 =>
3 NaNH2 + NaNO3 = NaN3 + 3 NaOH + NH3
Sr(NO3)2 + SO4 = SrSO4 + NO3 =>
Sr(NO3)2 + SO4 = SrSO4 + 2 NO3
As2S3 + NO3{-} + H{+} = As5{+} + SO4{2-} + NO + H2 =>
5 As2S3 + 30 NO3{-} + 2 H{+} = 2 As5{+} + 15 SO4{2-} + 30 NO + H2
HNO3 + NH4OH = (NH3)8NO2 + H2O =>
7 HNO3 + 65 NH4OH = 8(NH3)8NO2 + 70 H2O
K2Cr2O7 + NH4OH = KOH + Cr(OH)3 + N2 + H2O =>
K2Cr2O7 + 2 NH4OH = 2 KOH + 2 Cr(OH)3 + N2 + H2O
Cl2O6 + HCl = Cl2 + H2O =>
Cl2O6 + 12 HCl = 7 Cl2 + 6 H2O
C12H22O11 + H2 = C3H8O + H2O =>
C12H22O11 + 12 H2 = 4 C3H8O + 7 H2O
Co{2+} + H2O2 + H{+} = Co{3+} + H2O =>
2 Co{2+} + H2O2 + 2 H{+} = 2 Co{3+} + 2 H2O
NaOCl + FeSO4 + water = Fe(OH)3Fe2(SO4)3 + NaCl =>
3 NaOCl + 6 FeSO4 + 3 H2O = 2 Fe(OH)3Fe2(SO4)3 + 3 NaCl
N2H4 + H2SO4 + SnCl2 = Sn(SO4)2 + (NH4)2SO4 + HCl =>
N2H4 + 3 H2SO4 + SnCl2 = Sn(SO4)2 + (NH4)2SO4 + 2 HCl
CH3NH2 + H2O = CH3NH4 + OH =>
CH3NH2 + 2 H2O = CH3NH4 + 2 OH
NaBH4H2OCH2O = CH4ONaOHBH3 =>
NaBH4H2OCH2O = CH4ONaOHBH3
Cl2 + Ca = CaCl2 =>
Cl2 + Ca = CaCl2
Ba(NO3)2 + Na2CO3 = NaNO3 + BaCO3 =>
Ba(NO3)2 + Na2CO3 = 2 NaNO3 + BaCO3
KOH + FeSO4 = Fe(OH)2 + K2SO4 =>
2 KOH + FeSO4 = Fe(OH)2 + K2SO4
C9H8O4 + NaOH = C7H5NaO3 + H2O =>
7 C9H8O4 + 9 NaOH = 9 C7H5NaO3 + 10 H2O
Pb(NO3)2 = PbO + NO1 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO1 + 3 O2
Ba(OH)2 + HNO3 = Ba(NO3)2 + H(OH) =>
Ba(OH)2 + 2 HNO3 = Ba(NO3)2 + 2 H(OH)
*2C4H10 + *13O2 = *8CO2 + *10H2O =>
*2C4H10 + *13O2 = *8CO2 + *10H2O
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
C2H4 + KMnO4 + H2O = C2H4(OH)2 + KOH + MnO2 =>
3 C2H4 + 2 KMnO4 + 4 H2O = 3 C2H4(OH)2 + 2 KOH + 2 MnO2
Na2TeO3 + SnCl2 + H2SO4 = Te + Sn(SO4)2 + Na2SO4 + H2O + SnCl4 =>
Na2TeO3 + 2 SnCl2 + 3 H2SO4 = Te + Sn(SO4)2 + Na2SO4 + 3 H2O + SnCl4
NH3KOH = KNH3OH =>
NH3KOH = KNH3OH
Br{-} + Ca{2+} = Br + Ca =>
2 Br{-} + Ca{2+} = 2 Br + Ca
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
Mg(OH){2+} + HCl = MgCl + H(OH){2+} =>
Mg(OH){2+} + HCl = MgCl + H(OH){2+}
P4 + HNO3 = H3PO4 + NO2 + H2 =>
P4 + 16 HNO3 = 4 H3PO4 + 16 NO2 + 2 H2
RuCl4 + H2O = Ru(OH)4 + HCl =>
RuCl4 + 4 H2O = Ru(OH)4 + 4 HCl
Fe(NO3)3(aq) + NaOH(aq) = Fe(OH)3 + Na(NO3) =>
Fe(NO3)3(aq) + 3 NaOH(aq) = Fe(OH)3 + 3 Na(NO3)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/24/23
Équations équilibrées sur12/24/22
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