| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 C2H3NaO2 + 3 HCl = 3 NaCl + 6 CO + 4 H3
ZnS + O2(g) = ZnO + SO2(g) =>
2 ZnS + 3 O2(g) = 2 ZnO + 2 SO2(g)
Co(NO3)2 + Na2S2O3 = CoS2O3 + NaNO3 =>
Co(NO3)2 + Na2S2O3 = CoS2O3 + 2 NaNO3
BiCl3 + SnCl2 + KOH = Bi + KCl + Sn(OH)4 =>
2 BiCl3 + 3 SnCl2 + 12 KOH = 2 Bi + 12 KCl + 3 Sn(OH)4
CH3CH2COOH + Cl2 = CH3CH2COOCl + HCl =>
CH3CH2COOH + Cl2 = CH3CH2COOCl + HCl
Ca(OH)2 + H2SiO3 = Ca(HSiO3)2 + H2O =>
Ca(OH)2 + 2 H2SiO3 = Ca(HSiO3)2 + 2 H2O
Mg + Cu + Zn = MgCuZn =>
Mg + Cu + Zn = MgCuZn
HI + Zn(NO3)2 = HNO3 + I2Zn =>
2 HI + Zn(NO3)2 = 2 HNO3 + I2Zn
Fe(s) + CuSO4 = FeSO4 + Cu =>
Fe(s) + CuSO4 = FeSO4 + Cu
SnI4 + PPh3 = SnI4(PPh3)2 =>
SnI4 + 2 PPh3 = SnI4(PPh3)2
(NH4)2HPO4 + Ba(OH)2 = BaHPO4 + NH3 + H2O =>
(NH4)2HPO4 + Ba(OH)2 = BaHPO4 + 2 NH3 + 2 H2O
Fe(HCO3)2 + Na3PO4 = Fe3(PO4)2 + NaHCO3 =>
3 Fe(HCO3)2 + 2 Na3PO4 = Fe3(PO4)2 + 6 NaHCO3
Sr(NO3)2 + AlCl3 = Sr(Cl)2 + Al(NO3)3 =>
3 Sr(NO3)2 + 2 AlCl3 = 3 Sr(Cl)2 + 2 Al(NO3)3
Br{-} + Cr2O7{2-} + H{+} = Br2 + Cr{3+} + H2O =>
6 Br{-} + Cr2O7{2-} + 14 H{+} = 3 Br2 + 2 Cr{3+} + 7 H2O
KBr + KMnO4 + H2SO4 = Br2 + MnSO4 + K2SO4 + H2O =>
10 KBr + 2 KMnO4 + 8 H2SO4 = 5 Br2 + 2 MnSO4 + 6 K2SO4 + 8 H2O
Na2SO3 + HC2H3O2 = H2SO3 + NaC2H3O2 =>
Na2SO3 + 2 HC2H3O2 = H2SO3 + 2 NaC2H3O2
SCl2 + NH3 = S4N4 + NH4Cl + S8 =>
24 SCl2 + 64 NH3 = 4 S4N4 + 48 NH4Cl + S8
KNO2 = K2O + N2 + O2 =>
4 KNO2 = 2 K2O + 2 N2 + 3 O2
Fe + CH3COOH = Fe(CH3COO) + H2 =>
2 Fe + 2 CH3COOH = 2 Fe(CH3COO) + H2
Pb + Al2O3 = PbO + Al =>
3 Pb + Al2O3 = 3 PbO + 2 Al
CaBr2(aq) + Cr(NO3)3(aq) = Ca(NO3)2(aq) + CrBr3(s) =>
3 CaBr2(aq) + 2 Cr(NO3)3(aq) = 3 Ca(NO3)2(aq) + 2 CrBr3(s)
Cu(OH)2 + O2 = CuO + H2O2 =>
2 Cu(OH)2 + O2 = 2 CuO + 2 H2O2
Cr2O3 + HNo3 = Cr(No3)3 + H2O =>
Cr2O3 + 6 HNo3 = 2 Cr(No3)3 + 3 H2O
FeCl3 + NH3 = FeNH3 + Cl =>
FeCl3 + NH3 = FeNH3 + 3 Cl
AgC2H3O2 + KOH = AgOH + CH3CO2K =>
AgC2H3O2 + KOH = AgOH + CH3CO2K
Ca2(CO3)2 = Ca2O2 + CO2 =>
Ca2(CO3)2 = Ca2O2 + 2 CO2
Li[AlH4] + H2O = LiOH + Al(OH)3 + H2 =>
Li[AlH4] + 4 H2O = LiOH + Al(OH)3 + 4 H2
Pb(s) + AgNO3(aq) = Pb(NO3)2 + Ag(s) =>
Pb(s) + 2 AgNO3(aq) = Pb(NO3)2 + 2 Ag(s)
K2Cr2O7 + SnCl2 + HCl = CrCl3 + SnCl4 + KCl + H2O =>
K2Cr2O7 + 3 SnCl2 + 14 HCl = 2 CrCl3 + 3 SnCl4 + 2 KCl + 7 H2O
Cr2O3 + SO3 = Cr2(SO4)3 =>
Cr2O3 + 3 SO3 = Cr2(SO4)3
Co + H{+} = Co{2+} + H2 =>
Co + 2 H{+} = Co{2+} + H2
Hg + Br2 = Hg2Br2 =>
2 Hg + Br2 = Hg2Br2
B2S3 + H2O = H3BO3 + H2S =>
B2S3 + 6 H2O = 2 H3BO3 + 3 H2S
SiO + H2O = Si(OH)2 =>
SiO + H2O = Si(OH)2
NH3 + S = H2S + N4S4 =>
4 NH3 + 10 S = 6 H2S + N4S4
Ne + H2 = NeH2 =>
Ne + H2 = NeH2
Ca(OH)2 + NO = CaNO2 + H2O =>
Ca(OH)2 + NO = CaNO2 + H2O
C4H8(g) = C(s) + H2(g) =>
C4H8(g) = 4 C(s) + 4 H2(g)
Li2S + H2O = Li2O + H2S =>
Li2S + H2O = Li2O + H2S
MgO + ZnO = MgZn + O =>
MgO + ZnO = MgZn + 2 O
NH4F + H2O = NH4OH + HF =>
NH4F + H2O = NH4OH + HF
KIO3 + HCl = KI + Cl2 + H2O =>
KIO3 + 6 HCl = KI + 3 Cl2 + 3 H2O
As2O3(s) + H2(g) = AsH3(g) + H2O(g) =>
As2O3(s) + 6 H2(g) = 2 AsH3(g) + 3 H2O(g)
KNO2(s) = KNO(s) + O2(g) =>
2 KNO2(s) = 2 KNO(s) + O2(g)
H2SO4 + Ca = CaSO4 + SO2 + H2O =>
2 H2SO4 + Ca = CaSO4 + SO2 + 2 H2O
KOH + H2O = HO2 + KH =>
3 KOH + H2O = 2 HO2 + 3 KH
Ba(NO3)2 = Ba + NO3 =>
Ba(NO3)2 = Ba + 2 NO3
CH3COOH + C2H5 = CH3COOC2H5 + H3O =>
8 CH3COOH + 6 C2H5 = 7 CH3COOC2H5 + 2 H3O
Cr(s) + F2(g) = CrF3 =>
2 Cr(s) + 3 F2(g) = 2 CrF3
Zn(OH)2 + NH4OH = (Zn(NH3)4)(OH)2 + H2O =>
Zn(OH)2 + 4 NH4OH = (Zn(NH3)4)(OH)2 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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