| Équations équilibrées la veille | Équations équilibrées le lendemain |
C2H2 + Br2 = C2H2Br2
H3AsO4 + Au(OH)3 = Au(AsO4) + H2O =>
H3AsO4 + Au(OH)3 = Au(AsO4) + 3 H2O
NH4OH + HI = NH4I + HOH =>
NH4OH + HI = NH4I + HOH
FeS + HCl = S + FeCl2 + H2 =>
FeS + 2 HCl = S + FeCl2 + H2
Ca + HNO3 = Ca(NO3)2 + NH4(NO3) + H2O =>
4 Ca + 10 HNO3 = 4 Ca(NO3)2 + NH4(NO3) + 3 H2O
CuO(s) = Cu(s) + O2(g) =>
2 CuO(s) = 2 Cu(s) + O2(g)
AgNO3 + Na2(CrO4) = Ag2(CrO4) + NaNO3 =>
2 AgNO3 + Na2(CrO4) = Ag2(CrO4) + 2 NaNO3
CoO + NaOH = Co(OH)2 + Na2O =>
CoO + 2 NaOH = Co(OH)2 + Na2O
H2S + HNO3 = H2SO4 + NO2 + H2O =>
H2S + 8 HNO3 = H2SO4 + 8 NO2 + 4 H2O
ZnSO4 + (NH4) = SO4 + Zn(NH4)2 =>
ZnSO4 + 2(NH4) = SO4 + Zn(NH4)2
NaNO3 + LiCl = NaCl + LiNO3 =>
NaNO3 + LiCl = NaCl + LiNO3
(NH4)2CO3 + K2HPO4 = K2CO3 + (NH4)2HPO4 =>
(NH4)2CO3 + K2HPO4 = K2CO3 + (NH4)2HPO4
CrO4{2-} + SO3{2-} + H2O = Cr(OH)3 + SO4{2-} + OH{-} =>
2 CrO4{2-} + 3 SO3{2-} + 5 H2O = 2 Cr(OH)3 + 3 SO4{2-} + 4 OH{-}
BaS + H2SO4 = BaSO4 + SO2 + H2O =>
BaS + 4 H2SO4 = BaSO4 + 4 SO2 + 4 H2O
Fe + CaCl2 + H2O = FeCl2 + Ca(OH)2 + H2 =>
Fe + CaCl2 + 2 H2O = FeCl2 + Ca(OH)2 + H2
NaOH + HKC8H4O4 = NaKC8H4O4 + H2O =>
NaOH + HKC8H4O4 = NaKC8H4O4 + H2O
Zn(s) + HNO3(aq) = Zn(NO3)2(aq) + NH3(g) + H2O(l) =>
4 Zn(s) + 9 HNO3(aq) = 4 Zn(NO3)2(aq) + NH3(g) + 3 H2O(l)
NiSO4 + Cu = Cu2SO4 + Ni =>
NiSO4 + 2 Cu = Cu2SO4 + Ni
Fe + Ce2 = FeCe3 =>
2 Fe + 3 Ce2 = 2 FeCe3
C3H5(NO3)3 = CO2 + N2 + H2O + O2 =>
4 C3H5(NO3)3 = 12 CO2 + 6 N2 + 10 H2O + O2
Ga + N2 = Ga2N3 =>
4 Ga + 3 N2 = 2 Ga2N3
FeS + HCl = S + FeCl2 + H2 =>
FeS + 2 HCl = S + FeCl2 + H2
NaN3(s) = Na(s) + N2(g) =>
2 NaN3(s) = 2 Na(s) + 3 N2(g)
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
CH3(CH3)8COOH + O2 = CO2 + H2O =>
CH3(CH3)8COOH + 16 O2 = 10 CO2 + 14 H2O
CH2OH{-}CHOH{-}CHOH{-}CH2OH + Na = CH2ONa{-}CHONa{-}CHONa{-}CH2ONa + H2 =>
2 CH2OH{-}CHOH{-}CHOH{-}CH2OH + 2 Na = 2 CH2ONa{-}CHONa{-}CHONa{-}CH2ONa + H2
BaS + H2SO4 = BaSO4 + SO2 + H2O =>
BaS + 4 H2SO4 = BaSO4 + 4 SO2 + 4 H2O
Cu[NO3]2 = CuO + O2 + NO2 =>
2 Cu[NO3]2 = 2 CuO + O2 + 4 NO2
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
CaCO3 + NaCl = CaCl2 + Na2(CO3) =>
CaCO3 + 2 NaCl = CaCl2 + Na2(CO3)
AgCl + N2H4 = Ag + N2 + HCl =>
4 AgCl + N2H4 = 4 Ag + N2 + 4 HCl
Ra + N2 = Ra3N2 =>
3 Ra + N2 = Ra3N2
P4 + Ba = P4Ba =>
P4 + Ba = P4Ba
Sc + NaOH + H2O = Na[Sc(OH)4] + H2 =>
2 Sc + 2 NaOH + 6 H2O = 2 Na[Sc(OH)4] + 3 H2
TI + HCl = TICl3 + H2 =>
2 TI + 6 HCl = 2 TICl3 + 3 H2
Na3 + H2O = Na3O + H2 =>
Na3 + H2O = Na3O + H2
LiOH + CO2 = Li2CO3 + H2O =>
2 LiOH + CO2 = Li2CO3 + H2O
B + O2 = B2O3 =>
4 B + 3 O2 = 2 B2O3
C3H6 + CO2 = C3H6CO2 =>
C3H6 + CO2 = C3H6CO2
SrCl2 + K3PO4 = SrPO4 + K + Cl =>
SrCl2 + K3PO4 = SrPO4 + 3 K + 2 Cl
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
CuCO3 = CO2 + CuO =>
CuCO3 = CO2 + CuO
Ca(OH)2 + Na2O = Ca2O2 + Na(OH) =>
2 Ca(OH)2 + 2 Na2O = Ca2O2 + 4 Na(OH)
Hg2(ClO4)2 + NaBr = Hg2Br2 + Na(ClO4) =>
Hg2(ClO4)2 + 2 NaBr = Hg2Br2 + 2 Na(ClO4)
Pt2O2 + H2O = Pt(OH)2 =>
Pt2O2 + 2 H2O = 2 Pt(OH)2
NiSO4 + Cu = Cu2SO4 + Ni =>
NiSO4 + 2 Cu = Cu2SO4 + Ni
NO + Cl2 = NOCl =>
2 NO + Cl2 = 2 NOCl
NH4Cl + ZnSO4 = ZnCl2 + (NH4)2SO4 =>
2 NH4Cl + ZnSO4 = ZnCl2 + (NH4)2SO4
Mn + CuSO4 = MnSO4Cu =>
Mn + CuSO4 = MnSO4Cu
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Équations équilibrées sur10/20/24
Équations équilibrées sur11/19/23
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