| Équations équilibrées la veille |
Cr(OH)2 + 2 HNo3 = Cr(No3)2 + 2 H2O
C3H9NOH2O + C24H22Cl2N2 = C3H9N + C24H20Cl2N2 + H2O =>
C3H9NOH2O + C24H22Cl2N2 = C3H9N + C24H20Cl2N2 + 2 H2O
HNO2 + (NH4)2S = (NH4)NO2 + H2S =>
2 HNO2 + (NH4)2S = 2(NH4)NO2 + H2S
NaAlO2 + HNO3 = AlO2 + NaNO3 + H2 =>
2 NaAlO2 + 2 HNO3 = 2 AlO2 + 2 NaNO3 + H2
NH4ClO4 + KNO3 + C12H22O11 = KCl + N + H2O + CO2 =>
24 NH4ClO4 + 24 KNO3 + 5 C12H22O11 = 24 KCl + 48 N + 103 H2O + 60 CO2
KClO3 + FeO = KCl + Fe2O3 =>
KClO3 + 6 FeO = KCl + 3 Fe2O3
NH4I + Cl2 = ICl + NH4 =>
2 NH4I + Cl2 = 2 ICl + 2 NH4
Ca3(PO4)2 + NaOH = Ca(OH)2 + Na3(PO4) =>
Ca3(PO4)2 + 6 NaOH = 3 Ca(OH)2 + 2 Na3(PO4)
AgOH + H3PO4 = Ag3PO4 + H2O =>
3 AgOH + H3PO4 = Ag3PO4 + 3 H2O
Cd + Cl = CdCl2 =>
Cd + 2 Cl = CdCl2
Co(NO3)2 + C2H4O2 + NaNO2 = Na3[Co(NO2)3]H2O + NaNO3 + NO + NaC2H3O2 =>
Co(NO3)2 + 2 C2H4O2 + 10 NaNO2 = Na3[Co(NO2)3]H2O + 5 NaNO3 + 4 NO + 2 NaC2H3O2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
NaOH + C3H7Cl = C3H8O + NaCl =>
NaOH + C3H7Cl = C3H8O + NaCl
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
(NH4)SO4 + Ca(NO3)2 = NH4(NO3)2 + CaSO4 =>
(NH4)SO4 + Ca(NO3)2 = NH4(NO3)2 + CaSO4
Br2 + NiI3 = Ni + BrI2 =>
3 Br2 + 4 NiI3 = 4 Ni + 6 BrI2
KHSO3 + S = K2S3O6 + K2S2O3 + H2O =>
6 KHSO3 + 2 S = 2 K2S3O6 + K2S2O3 + 3 H2O
C4H4O + C4H2O3 = C8O4H6 =>
C4H4O + C4H2O3 = C8O4H6
Cd3(PO4)2 + K = Cd + K3(PO4) =>
Cd3(PO4)2 + 6 K = 3 Cd + 2 K3(PO4)
FeCl2 + Na2S = FeS + NaCl =>
FeCl2 + Na2S = FeS + 2 NaCl
O2 + Hg2I2 = Hg2O + I2 =>
O2 + 2 Hg2I2 = 2 Hg2O + 2 I2
HCl + NaOH = H + NaClO =>
HCl + NaOH = 2 H + NaClO
H2S + KOH = K2S + H2O =>
H2S + 2 KOH = K2S + 2 H2O
(CuCO3) = CuO + CO2 =>
(CuCO3) = CuO + CO2
HNO2 = HNO3 + NO + H2O =>
3 HNO2 = HNO3 + 2 NO + H2O
HB + SiF4 = HBF + Si =>
4 HB + SiF4 = 4 HBF + Si
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
ZnSO4(aq) + NH3(aq) = Zn(NH3)2(aq) + SO4 =>
ZnSO4(aq) + 2 NH3(aq) = Zn(NH3)2(aq) + SO4
Ti + TiO2 + KHCO3 = KTi8O16 + CO2 + H2O =>
Ti + 31 TiO2 + 4 KHCO3 = 4 KTi8O16 + 4 CO2 + 2 H2O
NaOH + NO2 + O2 = NaNO3 + HNO3 =>
2 NaOH + 4 NO2 + O2 = 2 NaNO3 + 2 HNO3
H2SO4 + MgCO3 = H2CO3 + Mg2(SO4)2 =>
2 H2SO4 + 2 MgCO3 = 2 H2CO3 + Mg2(SO4)2
C6H6 + HBr = C2H4Br2 =>
C6H6 + 6 HBr = 3 C2H4Br2
Al(OH)3 + KOH + H2SO4 = K3[Al(SO4)3] + H2O =>
Al(OH)3 + 3 KOH + 3 H2SO4 = K3[Al(SO4)3] + 6 H2O
Pb(NO3)2(aq) + H2SO4(aq) = PbSO4(aq) + H2(NO3)2 =>
Pb(NO3)2(aq) + H2SO4(aq) = PbSO4(aq) + H2(NO3)2
NH4Cl + NaOH = NH4OH + NaCl(g) =>
NH4Cl + NaOH = NH4OH + NaCl(g)
KMnO4 + H2SO4 + Na2SO4 = MnSO4 + K2SO4 + NaSO4 + H2O =>
2 KMnO4 + 8 H2SO4 + 5 Na2SO4 = 2 MnSO4 + K2SO4 + 10 NaSO4 + 8 H2O
C6H4Cl2 + H2O2 = CO2 + H2O + Cl{-} + H{+} =>
C6H4Cl2 + 13 H2O2 = 6 CO2 + 14 H2O + 2 Cl{-} + 2 H{+}
CH3CH2OH + Cr2O7 = CH3COOH + Cr + H2O =>
7 CH3CH2OH + 2 Cr2O7 = 7 CH3COOH + 4 Cr + 7 H2O
Al2(s) + Cl(g) = AlCl3(s) =>
Al2(s) + 6 Cl(g) = 2 AlCl3(s)
HI + KMnO4 = I2 + KI + MnI2 + H2O =>
16 HI + 2 KMnO4 = 5 I2 + 2 KI + 2 MnI2 + 8 H2O
CO(NO3)2(aq) + H2S(aq) = COS(s) + H(NO3)(aq) =>
CO(NO3)2(aq) + H2S(aq) = COS(s) + 2 H(NO3)(aq)
COCl2 + NH3 = CO(NH2)2 + [NH4]Cl =>
COCl2 + 4 NH3 = CO(NH2)2 + 2[NH4]Cl
HBrO4 + LiOH = LiBrO4 + HOH =>
HBrO4 + LiOH = LiBrO4 + HOH
CH3 + O2 = CO2 + H2O =>
4 CH3 + 7 O2 = 4 CO2 + 6 H2O
KMnO4 + Cr2O3 + H2SO4 = KCr2O7 + H2O + MnSO4 + K2SO4 =>
7 KMnO4 + 5 Cr2O3 + 8 H2SO4 = 5 KCr2O7 + 8 H2O + 7 MnSO4 + K2SO4
H2CrO4(aq) + NaOH(s) = H2O(l) + Na2CrO4(aq) =>
H2CrO4(aq) + 2 NaOH(s) = 2 H2O(l) + Na2CrO4(aq)
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
NaNO3 + Zn + H{+} = NaNO2 + Zn2{+} + H2O =>
NaNO3 + 4 Zn + 2 H{+} = NaNO2 + 2 Zn2{+} + H2O
(NH4)2SO4(aq) + CuCl2(aq) = CuSO4(s) + NH4Cl(aq) =>
(NH4)2SO4(aq) + CuCl2(aq) = CuSO4(s) + 2 NH4Cl(aq)
Na2SO3 + HCl = NaCl + H2O + SO2 =>
Na2SO3 + 2 HCl = 2 NaCl + H2O + SO2
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Équations équilibrées sur01/29/25
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