| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 K + 2 HBr = 2 KBr + H2
KH2PO4 + HClO4 = KClO4 + H3PO4 =>
KH2PO4 + HClO4 = KClO4 + H3PO4
HI + H2O = I{-} + H3O{+} =>
HI + H2O = I{-} + H3O{+}
NiBr2*6H2O + PPh3 = [NiBr2(PPh3)2] + H2O =>
NiBr2*6H2O + 2 PPh3 = [NiBr2(PPh3)2] + 6 H2O
C2H4(OH)2 + KMnO4 + H2SO4 = HOOCCOOH + MnSO4 + K2SO4 + H2O =>
5 C2H4(OH)2 + 8 KMnO4 + 12 H2SO4 = 5 HOOCCOOH + 8 MnSO4 + 4 K2SO4 + 22 H2O
HCrO4{-} + {-} + H{+} = Cr{+3} + HOH =>
HCrO4{-} + 3e + 7 H{+} = Cr{+3} + 4 HOH
KI + H2O2 = I2 + KO2 + H2O =>
2 KI + 4 H2O2 = I2 + 2 KO2 + 4 H2O
K2SO4 + Ba(OH)2 = K2(OH)2 + BaSO4 =>
K2SO4 + Ba(OH)2 = K2(OH)2 + BaSO4
C5H12 = C2H4C3H8 =>
C5H12 = C2H4C3H8
Na + (C)1 = NaC1 =>
Na + (C)1 = NaC1
C6H5NH3Cl + KOH = KCl + C6H5NH2 + H2O =>
C6H5NH3Cl + KOH = KCl + C6H5NH2 + H2O
Y3 + H2 = YH3 =>
2 Y3 + 9 H2 = 6 YH3
KO2 + Na2SO3 + HCl = Na2SO4 + KCl + H2O =>
2 KO2 + 3 Na2SO3 + 2 HCl = 3 Na2SO4 + 2 KCl + H2O
KBr + MnO2 + HCl = MnBr2 + KCl + Br2 + H2O =>
4 KBr + MnO2 + 4 HCl = MnBr2 + 4 KCl + Br2 + 2 H2O
H2SO4 + C2H3NaO2 = Na2SO4 + C2H4O2 =>
H2SO4 + 2 C2H3NaO2 = Na2SO4 + 2 C2H4O2
Sb2(SO4)3 + KMnO4 + H2O = H3(SbO4) + K2(SO4) + MnSO4 + H2(SO4) =>
5 Sb2(SO4)3 + 4 KMnO4 + 24 H2O = 10 H3(SbO4) + 2 K2(SO4) + 4 MnSO4 + 9 H2(SO4)
Mg(s)CuCl(aq) = MgCl(aq)Cu(s) =>
Mg(s)CuCl(aq) = MgCl(aq)Cu(s)
P4 + OH{-} + H2O = H2PO2{-} + H2 =>
P4 + 4 OH{-} + 4 H2O = 4 H2PO2{-} + 2 H2
KBr + MnO2 + HCl = MnBr2 + KCl + Br2 + H2O =>
4 KBr + MnO2 + 4 HCl = MnBr2 + 4 KCl + Br2 + 2 H2O
K2CrO4 + V(NO3)5 = V2(CrO4)5 + K(NO3) =>
5 K2CrO4 + 2 V(NO3)5 = V2(CrO4)5 + 10 K(NO3)
C4H9NH2 + H2SO4 = (C4H9NH3) + HSO4 =>
C4H9NH2 + H2SO4 = (C4H9NH3) + HSO4
Cr + NO2 = CrO2 + N2O2 =>
Cr + 2 NO2 = CrO2 + N2O2
CuCI2 = Cu + CI2 =>
CuCI2 = Cu + CI2
H2SO4 + C2H3NaO2 = Na2SO4 + C2H4O2 =>
H2SO4 + 2 C2H3NaO2 = Na2SO4 + 2 C2H4O2
Cr(OH)3 + Br + NaOH = Na2CrO4 + NaBr + H2O =>
Cr(OH)3 + 3 Br + 5 NaOH = Na2CrO4 + 3 NaBr + 4 H2O
Cr + NO2 = CrO2 + N2O2 =>
Cr + 2 NO2 = CrO2 + N2O2
KNO3 + Na2SO4 = NaNO3 + K2SO4 =>
2 KNO3 + Na2SO4 = 2 NaNO3 + K2SO4
Na + (C)1 = NaC1 =>
Na + (C)1 = NaC1
FeCl2 + (NH4)2S + H2O = Fe(OH)2 + NH4Cl + H2S =>
FeCl2 + (NH4)2S + 2 H2O = Fe(OH)2 + 2 NH4Cl + H2S
NH4Br + KOH = KBr{-} + H2O + NH3{+} =>
NH4Br + KOH = KBr{-} + H2O + NH3{+}
KBr + MnO2 + HCl = MnBr2 + KCl + Br2 + H2O =>
4 KBr + MnO2 + 4 HCl = MnBr2 + 4 KCl + Br2 + 2 H2O
Cu + PbSO4 = Pb + CuSO4 =>
Cu + PbSO4 = Pb + CuSO4
Br + O = Br5O2 =>
5 Br + 2 O = Br5O2
NH4F + HNO3 = HF + NH4NO3 =>
NH4F + HNO3 = HF + NH4NO3
NaCl(aq) + SrNO3(aq) = NaNO3(aq) + SrCl(aq) =>
NaCl(aq) + SrNO3(aq) = NaNO3(aq) + SrCl(aq)
Na[Cr(OH)4] + H2O2 + NaOH = Na2CrO4 + H2O =>
2 Na[Cr(OH)4] + 3 H2O2 + 2 NaOH = 2 Na2CrO4 + 8 H2O
H2SO4Mg(C2H3O2)2 = H2(C2H3O2)2MgSO4 =>
H2SO4Mg(C2H3O2)2 = H2(C2H3O2)2MgSO4
Al + Cu4(SO4)2 = Al2SO4 + Cu =>
4 Al + Cu4(SO4)2 = 2 Al2SO4 + 4 Cu
Zn + NaNO3 + NaOH + H2O = Na2(Zn(OH)4) + NH3 =>
4 Zn + NaNO3 + 7 NaOH + 6 H2O = 4 Na2(Zn(OH)4) + NH3
KBr + MnO2 + HCl = MnBr2 + KCl + Br2 + H2O =>
4 KBr + MnO2 + 4 HCl = MnBr2 + 4 KCl + Br2 + 2 H2O
MgBr2 + KOH = KBr + Mg(OH)2 =>
MgBr2 + 2 KOH = 2 KBr + Mg(OH)2
Cu(NO3)2 + Na3PO4 = Cu3(PO4)2 + NaNO3 =>
3 Cu(NO3)2 + 2 Na3PO4 = Cu3(PO4)2 + 6 NaNO3
KI + H2O2 = KOH + I2 =>
2 KI + H2O2 = 2 KOH + I2
PtCl2 + KOH = Pt(OH)2 + KCl =>
PtCl2 + 2 KOH = Pt(OH)2 + 2 KCl
H2S = S + H =>
H2S = S + 2 H
KHSO4 + NaCO3 = KCO3 + NaHSO4 =>
KHSO4 + NaCO3 = KCO3 + NaHSO4
Pb(NO3)2 + H2O = HNO3 + Pb{2+} + OH{-} =>
Pb(NO3)2 + 2 H2O = 2 HNO3 + Pb{2+} + 2 OH{-}
Ca(OH)2(aq) + CH3CO2H(aq) = Ca(CH3CO2)2(aq) + H2O(l) =>
Ca(OH)2(aq) + 2 CH3CO2H(aq) = Ca(CH3CO2)2(aq) + 2 H2O(l)
C5H10Br2 + Zn = C5H10Br2Zn =>
C5H10Br2 + Zn = C5H10Br2Zn
Ni(NO3)2*6H2O + (C6H5)3P = Ni((C6H5)3P)2(NO3)2 + H2O =>
Ni(NO3)2*6H2O + 2(C6H5)3P = Ni((C6H5)3P)2(NO3)2 + 6 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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