| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 FeSO4 + 2 K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + 3 K2SO4
ZnSO4 + H2O = H2SO4 + Zn(OH)2 =>
ZnSO4 + 2 H2O = H2SO4 + Zn(OH)2
FeCl2 + KNO3 + HCl = FeCl3 + NO + H2O + KCl =>
3 FeCl2 + KNO3 + 4 HCl = 3 FeCl3 + NO + 2 H2O + KCl
Mn(NO3)2CaCO3 = MnCO3Ca(NO3)2 =>
Mn(NO3)2CaCO3 = MnCO3Ca(NO3)2
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
[Cu(NH3)4](aq) + K4[Fe(CN)6](aq) = Cu2[Fe(CN)6](s) + NH3(aq) + K(aq) =>
2[Cu(NH3)4](aq) + K4[Fe(CN)6](aq) = Cu2[Fe(CN)6](s) + 8 NH3(aq) + 4 K(aq)
PbCl + HNO3 = PbNO3 + HCl =>
PbCl + HNO3 = PbNO3 + HCl
KOH + Cl2 = KCl2 + KClO3 + H2 =>
6 KOH + 5 Cl2 = 4 KCl2 + 2 KClO3 + 3 H2
Fe + NaCl = FeNaCl =>
Fe + NaCl = FeNaCl
FeBr3 + K2CO3 + H2O = Fe(OH)3 + KBr + H2CO3 =>
2 FeBr3 + 3 K2CO3 + 6 H2O = 2 Fe(OH)3 + 6 KBr + 3 H2CO3
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
NH4(SO4) + KOH = K(SO4) + NH4OH =>
NH4(SO4) + KOH = K(SO4) + NH4OH
Na + HOCH2CH3 = NaOCH2CH3 + H2 =>
2 Na + 2 HOCH2CH3 = 2 NaOCH2CH3 + H2
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
BaBr2 + Al2(SO4)3 = BaSO4 + AlBr3 =>
3 BaBr2 + Al2(SO4)3 = 3 BaSO4 + 2 AlBr3
CuI + H2SO4 = Cu2SO4 + HI =>
2 CuI + H2SO4 = Cu2SO4 + 2 HI
Pb(OH)2 + Ba(NO3)2 = Pb(NO3)2 + Ba(OH)2 =>
Pb(OH)2 + Ba(NO3)2 = Pb(NO3)2 + Ba(OH)2
H2CO + Ag(NH3)2{+} + OH{-} = HCO3{-} + Ag + NH3 + H2O =>
H2CO + 4 Ag(NH3)2{+} + 5 OH{-} = HCO3{-} + 4 Ag + 8 NH3 + 3 H2O
SCN{-} + NO3{-} + H{+} = SO4{2-} + CO2 + NO + H2O =>
3 SCN{-} + 13 NO3{-} + 10 H{+} = 3 SO4{2-} + 3 CO2 + 16 NO + 5 H2O
HCl + Cr = CrCl2 + H =>
2 HCl + Cr = CrCl2 + 2 H
C7H6O3 + H2O = C9H8O4 =>
9 C7H6O3 + H2O = 7 C9H8O4
NaCl(aq) + LiNO3(aq) = NaNO3(aq) + LiCl(aq) =>
NaCl(aq) + LiNO3(aq) = NaNO3(aq) + LiCl(aq)
Fe2S3 + O2 = Fe2O3 + SO2 =>
2 Fe2S3 + 9 O2 = 2 Fe2O3 + 6 SO2
Nd2(CO3)3 + HF = NdF3 + CO2 + H2O =>
Nd2(CO3)3 + 6 HF = 2 NdF3 + 3 CO2 + 3 H2O
Fe(NO3)3 + HCl = FeCl3 + NO3H =>
Fe(NO3)3 + 3 HCl = FeCl3 + 3 NO3H
FeBr3 + K2S = S + FeBr2 + KBr =>
2 FeBr3 + K2S = S + 2 FeBr2 + 2 KBr
MnCl2 + CH3COOH + H2O = MnCOOH + (CH3)2Cl2 + O2 =>
4 MnCl2 + 6 CH3COOH + 2 H2O = 4 MnCOOH + 4(CH3)2Cl2 + 3 O2
Fe + Na2Cr2O7 + HCl = FeCl3 + CrCl3 + NaCl + H2O =>
2 Fe + Na2Cr2O7 + 14 HCl = 2 FeCl3 + 2 CrCl3 + 2 NaCl + 7 H2O
Cr(OH)3 + KOH = H2O + KCrO2 =>
Cr(OH)3 + KOH = 2 H2O + KCrO2
CrCl3 + HCl + Zn = ZnCl2 + CrCl2H2 =>
2 CrCl3 + 4 HCl + 3 Zn = 3 ZnCl2 + 2 CrCl2H2
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
C12H22O2 + H2O = C2H5OH + CO2 =>
2 C12H22O2 + 11 H2O = 11 C2H5OH + 2 CO2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
NaNO2 + Na2S + H2SO4 = Na2SO4 + NO + H2O =>
8 NaNO2 + Na2S + 4 H2SO4 = 5 Na2SO4 + 8 NO + 4 H2O
Al(NO2)3 + (NH4)Cl = AlCl3 + N + H2O =>
Al(NO2)3 + 3(NH4)Cl = AlCl3 + 6 N + 6 H2O
Cl2O7 + Ba(OH)2 = Ba(ClO4)2 + H2O =>
Cl2O7 + Ba(OH)2 = Ba(ClO4)2 + H2O
H2 = H =>
H2 = 2 H
SbH3 + KClO3 + KOH + H2O = K(Sb(OH)5) + KCl =>
6 SbH3 + 7 KClO3 + 6 KOH + 3 H2O = 6 K(Sb(OH)5) + 7 KCl
BiOH3 + Cl2 + NaOH = NaBiO3 + NaCl + H2O =>
BiOH3 + 3 Cl2 + 7 NaOH = NaBiO3 + 6 NaCl + 5 H2O
K2Cr2O7 + KOH = K2CrO4 + H2O =>
K2Cr2O7 + 2 KOH = 2 K2CrO4 + H2O
H2O + CO2 = HCO2H + O2 =>
2 H2O + 2 CO2 = 2 HCO2H + O2
HF + Zn = ZnF2 + H2 =>
2 HF + Zn = ZnF2 + H2
BaCl2 + HF = HCl + BaF2 =>
BaCl2 + 2 HF = 2 HCl + BaF2
Zr + N = ZrN =>
Zr + N = ZrN
C13H10O + CrO3 = C13H8O + CrO2 + H2O =>
C13H10O + CrO3 = C13H8O + CrO2 + H2O
H2SeO3 + NaNO3 = Na2SeO3 + HNO3 =>
H2SeO3 + 2 NaNO3 = Na2SeO3 + 2 HNO3
AgHCO3 + Zn = Ag + Zn(HCO3)2 =>
2 AgHCO3 + Zn = 2 Ag + Zn(HCO3)2
Br2 + H2O = HBr + O2 =>
2 Br2 + 2 H2O = 4 HBr + O2
C6H5Cl + KOH = C6H4 + KCl + H2O =>
C6H5Cl + KOH = C6H4 + KCl + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/23/24
Équations équilibrées sur12/23/23
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