| Équations équilibrées la veille |
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CH2H4O2 + O2 = CO2 + H2O =>
2 CH2H4O2 + 3 O2 = 2 CO2 + 6 H2O
V(OH)4 + H2SO4 = V(SO4)2 + H2O =>
V(OH)4 + 2 H2SO4 = V(SO4)2 + 4 H2O
C7H5(NO3)2 = C + CO + H2 + N2 =>
2 C7H5(NO3)2 = 2 C + 12 CO + 5 H2 + 2 N2
NaClO3 + H2SO4 + HF = NaHSO4 + HCl + F2 + H2O =>
NaClO3 + H2SO4 + 6 HF = NaHSO4 + HCl + 3 F2 + 3 H2O
KNO3 + FeSO4 + H2SO4 = Fe2(SO4)3 + K2SO4 + NO + H2O =>
2 KNO3 + 6 FeSO4 + 4 H2SO4 = 3 Fe2(SO4)3 + K2SO4 + 2 NO + 4 H2O
C16H3 + O2 = CO2 + H2O =>
4 C16H3 + 67 O2 = 64 CO2 + 6 H2O
I + O3 + H2O = HIO4 =>
6 I + 7 O3 + 3 H2O = 6 HIO4
Ga(s) + Cl2(g) = GaCl3 =>
2 Ga(s) + 3 Cl2(g) = 2 GaCl3
HSC6H4OH + O2 = CO2 + H2O + SO2 =>
HSC6H4OH + 8 O2 = 6 CO2 + 3 H2O + SO2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
PbCrO4 + OH{-} = Pb(OH)4{2-} + CrO4{2-} =>
PbCrO4 + 4 OH{-} = Pb(OH)4{2-} + CrO4{2-}
Ca(HCO3)2 + HC2H3O2 = Ca(C2H3O2)2 + CO2 + H2O =>
Ca(HCO3)2 + 2 HC2H3O2 = Ca(C2H3O2)2 + 2 CO2 + 2 H2O
Na2CO3(aq) + HNO3(aq) = H2CO3(aq) + NaNO3(aq) =>
Na2CO3(aq) + 2 HNO3(aq) = H2CO3(aq) + 2 NaNO3(aq)
Ba(OH)2 + NH4SCN = NH4OH + Ba(SCN)2 =>
Ba(OH)2 + 2 NH4SCN = 2 NH4OH + Ba(SCN)2
NCl2 + CH4 = CCl4 + N2 + H2 =>
2 NCl2 + CH4 = CCl4 + N2 + 2 H2
ZnSO4 + Li2CO3 = ZnCO3 + Li2SO4 =>
ZnSO4 + Li2CO3 = ZnCO3 + Li2SO4
AlCl3(s) + Ca3N2(s) = AlN(s) + CaCl2(s) =>
2 AlCl3(s) + Ca3N2(s) = 2 AlN(s) + 3 CaCl2(s)
Al(HSO4)3 + Al(OH)3 = Al2(SO4)3 + H2O =>
Al(HSO4)3 + Al(OH)3 = Al2(SO4)3 + 3 H2O
SnS2 + KOH = K2[Sn(OH)6] + K2S =>
SnS2 + 6 KOH = K2[Sn(OH)6] + 2 K2S
F + NH3 = N2F3 + HF =>
9 F + 2 NH3 = N2F3 + 6 HF
Mn + HCl = HMn + Cl =>
Mn + HCl = HMn + Cl
Hg + Fe(NO3)3 = Hg(NO3)2 + Fe(NO3)2 =>
Hg + 2 Fe(NO3)3 = Hg(NO3)2 + 2 Fe(NO3)2
SrCO3 + HCl + H2O = SrCl2*2H2O + CO2 =>
SrCO3 + 2 HCl + H2O = SrCl2*2H2O + CO2
K2Cr2O7 + FeSO4 + H2SO4 = K2SO4 + H2O + Fe2(SO4)3 + Cr2(SO4)3 =>
K2Cr2O7 + 6 FeSO4 + 7 H2SO4 = K2SO4 + 7 H2O + 3 Fe2(SO4)3 + Cr2(SO4)3
C6H3(COONa)3 + NaOH = C6H6 + Na2CO3 =>
C6H3(COONa)3 + 3 NaOH = C6H6 + 3 Na2CO3
NaSO4 + BaCl2 = NaCl + BaSO4Cl =>
NaSO4 + BaCl2 = NaCl + BaSO4Cl
NaOH + H25O4 = Na25O4 + H2O =>
25 NaOH + H25O4 = Na25O4 + 25 H2O
Cr(NO3)3 + C2H3NaO2 = Cr(C2H3O2)3 + NaNO3 =>
Cr(NO3)3 + 3 C2H3NaO2 = Cr(C2H3O2)3 + 3 NaNO3
Ca(OH)2 + C2 = CaC2 + OH =>
Ca(OH)2 + C2 = CaC2 + 2 OH
CrO + H2O = CrOH2O =>
CrO + H2O = CrOH2O
H2SeO3 + SnCl2 + HCl = SnCl4 + Se + H2O =>
H2SeO3 + 2 SnCl2 + 4 HCl = 2 SnCl4 + Se + 3 H2O
Cu0 + HCl = CuCl2 + H2 =>
Cu0 + 2 HCl = CuCl2 + H2
Na + (SO4)2 = Na2SO4 =>
4 Na + (SO4)2 = 2 Na2SO4
(NH4)2Fe(SO4)2*6H2O + NaOH = Fe(OH)2 + Na2SO4 + (NH4)2SO4 + H2O =>
(NH4)2Fe(SO4)2*6H2O + 2 NaOH = Fe(OH)2 + Na2SO4 + (NH4)2SO4 + 6 H2O
NaOOCCH2COONa + NaOH = Na2CO3 + CH4 =>
NaOOCCH2COONa + 2 NaOH = 2 Na2CO3 + CH4
MnSO4 + Na2CO3 = MnCO3 + Na2SO4 =>
MnSO4 + Na2CO3 = MnCO3 + Na2SO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Hg + O2 = HgO = =>
2 Hg + O2 = 2 HgO
Sr(HCO3)2 + Sr(OH)2 = SrCO3 + H2O =>
Sr(HCO3)2 + Sr(OH)2 = 2 SrCO3 + 2 H2O
NH3 + CO2(g) = CO(NH2)2 + H2O =>
2 NH3 + CO2(g) = CO(NH2)2 + H2O
Ca(ClO)2 + Na2S + H2O = CaCl2 + S + NaOH =>
Ca(ClO)2 + 2 Na2S + 2 H2O = CaCl2 + 2 S + 4 NaOH
FeCl3 + NH4SCN = FeSCN + NH3 + HCl + Cl2 =>
FeCl3 + NH4SCN = FeSCN + NH3 + HCl + Cl2
Fe(CN)6{-4} + HCl = H4[Fe(CN)6] + Cl{-} =>
Fe(CN)6{-4} + 4 HCl = H4[Fe(CN)6] + 4 Cl{-}
Ca2{+} + Mg = Ca + Mg2{+} =>
Ca2{+} + 2 Mg = 2 Ca + Mg2{+}
Cr3N2 = Cr + N2 =>
Cr3N2 = 3 Cr + N2
CrCl3 + NaOH = NaCrO2 + H2O + NaCl =>
CrCl3 + 4 NaOH = NaCrO2 + 2 H2O + 3 NaCl
C6H12N4 + NaNO3 + HCl = C3H6N6O6 + NaCl + H2O + CH2O =>
3 C6H12N4 + 12 NaNO3 + 12 HCl = 4 C3H6N6O6 + 12 NaCl + 6 H2O + 6 CH2O
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
C3H6OH + H2 = C3H7 + H2O =>
C3H6OH + H2 = C3H7 + H2O
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Équations équilibrées sur10/27/24
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