| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Fe(OH)2(s) + H2O2(aq) = 2 Fe(OH)3(s)
H{+} + CrO42{-} + NO2{-} = Cr3{+} + H2O + NO3{-} =>
4 H{+} + 3 CrO42{-} + 124 NO2{-} = Cr3{+} + 2 H2O + 124 NO3{-}
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
Na3(PO4) + CuSO4 = Cu3(PO4)2 + Na2SO4 =>
2 Na3(PO4) + 3 CuSO4 = Cu3(PO4)2 + 3 Na2SO4
C3H8 + (Cl)2 = C3H7Cl + HCl =>
C3H8 + (Cl)2 = C3H7Cl + HCl
C3H5N3O9* = CO2 + H2O + N2 + O2 =>
4 C3H5N3O9* = 12 CO2 + 10 H2O + 6 N2 + O2
HF + Cu = H2 + CuF =>
2 HF + 2 Cu = H2 + 2 CuF
C3H5N3O9 = CO2 + H2O + N2 + O2 =>
4 C3H5N3O9 = 12 CO2 + 10 H2O + 6 N2 + O2
C6H5C3H7O2 = C6H5OHCH3COCH3 =>
C6H5C3H7O2 = C6H5OHCH3COCH3
Te + KOH = K2TeO3 + K2Te + H2O =>
3 Te + 6 KOH = K2TeO3 + 2 K2Te + 3 H2O
Mn7 + Fe4(As2O7)3 = Mn4(As2O7)7 + Fe =>
12 Mn7 + 49 Fe4(As2O7)3 = 21 Mn4(As2O7)7 + 196 Fe
HNO3 = H(NO3) =>
HNO3 = H(NO3)
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
K2SIO3 + HNO3 = KNO3 + SIO2 + H2O =>
K2SIO3 + 2 HNO3 = 2 KNO3 + SIO2 + H2O
Fe + I = Fe3I =>
3 Fe + I = Fe3I
NaCl + NaHCO3 = Na2ClHCO3 =>
NaCl + NaHCO3 = Na2ClHCO3
HCI + HNO3 = HCIO + NO + H2O =>
3 HCI + 2 HNO3 = 3 HCIO + 2 NO + H2O
LiOH + H2SO4 = H2O + Li2SO4 =>
2 LiOH + H2SO4 = 2 H2O + Li2SO4
C3H7OH + CuO = C2H5COH + Cu + H2O =>
C3H7OH + CuO = C2H5COH + Cu + H2O
Mn{4+} + {-} = Mn{2+} =>
Mn{4+} + 2e = Mn{2+}
CaC4H6O4 + K3PO4 = Ca3P2O8 + KC2H3O2 =>
3 CaC4H6O4 + 2 K3PO4 = Ca3P2O8 + 6 KC2H3O2
NaI + CI = I + NaCI =>
NaI + CI = I + NaCI
SiO2 + H3PO4 = Si(PO3)4 + H2O =>
SiO2 + 4 H3PO4 = Si(PO3)4 + 6 H2O
SO2 + KMnO4 + KOH = K2SO4 + MnO2 + H2O =>
3 SO2 + 2 KMnO4 + 4 KOH = 3 K2SO4 + 2 MnO2 + 2 H2O
K3PO4 + ZnSO4 = K3(SO4) + Zn(PO4) =>
K3PO4 + ZnSO4 = K3(SO4) + Zn(PO4)
(NH4)3PO4 = NH3 + (NH4)2HPO4 =>
(NH4)3PO4 = NH3 + (NH4)2HPO4
Mg(NO3)2 + Cu = CuNO3 + Mg =>
Mg(NO3)2 + 2 Cu = 2 CuNO3 + Mg
H2S + HNO3 = H2SO4 + NO2 + H2O =>
H2S + 8 HNO3 = H2SO4 + 8 NO2 + 4 H2O
AgS + HCl = AgCl2 + H2S =>
AgS + 2 HCl = AgCl2 + H2S
NaHCO3 + HCl = H2CO3H2O + CO2 + NaCl =>
2 NaHCO3 + 2 HCl = H2CO3H2O + CO2 + 2 NaCl
NaI2 + Pb(NO3)2 = PbI2 + Na(NO3)2 =>
NaI2 + Pb(NO3)2 = PbI2 + Na(NO3)2
HNO3(aq)KCN(aq) = HCN(g)KNO3(aq) =>
HNO3(aq)KCN(aq) = HCN(g)KNO3(aq)
C7H6O2 + CH3OH = C6H5COOCH3 + H2O =>
C7H6O2 + CH3OH = C6H5COOCH3 + H2O
HNO3(aq)KCN(aq) = HCN(g)KNO3 =>
HNO3(aq)KCN(aq) = HCN(g)KNO3
FeSO4 + LiOH = Fe(OH)2 + Li2SO4 =>
FeSO4 + 2 LiOH = Fe(OH)2 + Li2SO4
Rb2Cr2O7 + Mg3N2 = Rb3N + MgCr2O7 =>
3 Rb2Cr2O7 + Mg3N2 = 2 Rb3N + 3 MgCr2O7
NaOH + AlBr3 = NaBr + Al(OH)3 =>
3 NaOH + AlBr3 = 3 NaBr + Al(OH)3
PF5 + Se = SeF6 + PF3 =>
3 PF5 + Se = SeF6 + 3 PF3
H2Se + K2Cr2O7 + H2SO4 = K2SeO4 + Cr2(SO4)3 + K2SO4 + H2O =>
3 H2Se + 4 K2Cr2O7 + 13 H2SO4 = 3 K2SeO4 + 4 Cr2(SO4)3 + K2SO4 + 16 H2O
MgSO4 + H2O = Mg(OH)2 + H2(SO4) =>
MgSO4 + 2 H2O = Mg(OH)2 + H2(SO4)
K3PO4 + Ba(OH)2 = Ba3(PO4)2 + KOH =>
2 K3PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 KOH
NaOH + CuSO4 = CuOH + NaSO4 =>
NaOH + CuSO4 = CuOH + NaSO4
Zn + NaOH + H2O + NaNO2 = Na2[Zn(OH)4] + NH3 =>
3 Zn + 5 NaOH + 5 H2O + NaNO2 = 3 Na2[Zn(OH)4] + NH3
CH3CH2Cl + AgOH = AgCl + CH3CH2OH =>
CH3CH2Cl + AgOH = AgCl + CH3CH2OH
C6H4(OH)COOH + NaOH = C6H4(OCOCH3)COONa + H2O =>
9 C6H4(OH)COOH + 7 NaOH = 7 C6H4(OCOCH3)COONa + 6 H2O
HSO4{-} + As4 + Pb3O4 + H{+} = PbSO4 + H2AsO4{-} + H2O =>
30 HSO4{-} + As4 + 10 Pb3O4 + 26 H{+} = 30 PbSO4 + 4 H2AsO4{-} + 24 H2O
NaCO3 + KOH = NaOHKCO3 =>
NaCO3 + KOH = NaOHKCO3
Fe(OH)3 + NH3 = Fe + NO3 + H2O =>
3 Fe(OH)3 + NH3 = 3 Fe + NO3 + 6 H2O
Al(OH)3 + NaOH = NaAlO2 + H2O =>
Al(OH)3 + NaOH = NaAlO2 + 2 H2O
Mn2O3 + H2 = Mn + H2O =>
Mn2O3 + 3 H2 = 2 Mn + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/22/24
Équations équilibrées sur12/22/23
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