| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Pt + 4 H2SO4 = 3 PtSO4 + S + 4 H2O
H2S + NaF = HF + Na2S =>
H2S + 2 NaF = 2 HF + Na2S
Zn + NO3{-} + H2O = Zn{2+} + NH3 + OH{-} =>
4 Zn + NO3{-} + 6 H2O = 4 Zn{2+} + NH3 + 9 OH{-}
Fe + HNO3 = Fe(NO3)3 + H2 =>
2 Fe + 6 HNO3 = 2 Fe(NO3)3 + 3 H2
Ca3P2 + Cl2 = CaCl2 + P4 =>
2 Ca3P2 + 6 Cl2 = 6 CaCl2 + P4
NaOH + SO3 = Na2SO4 + H2O =>
2 NaOH + SO3 = Na2SO4 + H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
H2CO3 = H2O + CO2 =>
H2CO3 = H2O + CO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CuO + N2H4 = Cu2O + N2 + H2O =>
4 CuO + N2H4 = 2 Cu2O + N2 + 2 H2O
HBr + MgO = MgBr2 + H2O =>
2 HBr + MgO = MgBr2 + H2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
SeO3 = SeO2 + O2 =>
2 SeO3 = 2 SeO2 + O2
Ca + (CO3)2 = CaCO3 =>
2 Ca + (CO3)2 = 2 CaCO3
KMnO4 + O2 = K2O + MnO4 =>
4 KMnO4 + O2 = 2 K2O + 4 MnO4
HBrO3 + H2S = S + HBr + H2O =>
HBrO3 + 3 H2S = 3 S + HBr + 3 H2O
(NH4)2S + FeCl3 = (NH4)Cl3 + Fe2S =>
(NH4)2S + 2 FeCl3 = 2(NH4)Cl3 + Fe2S
C14Cr3H27O18 + Zn + HCl = CrCl2 + Zn(C2H3O2)2 + H2 + CO2 =>
2 C14Cr3H27O18 + 5 Zn + 12 HCl = 6 CrCl2 + 5 Zn(C2H3O2)2 + 18 H2 + 8 CO2
KOH + H2CO3 = KHCO3 + H2O =>
KOH + H2CO3 = KHCO3 + H2O
KMnO4 + Zn3(PO4)2 = K3PO4 + Zn(MnO4)2 =>
6 KMnO4 + Zn3(PO4)2 = 2 K3PO4 + 3 Zn(MnO4)2
Na2HPO4 + Na2CO3 = Na3PO4 + H2O + CO2 =>
2 Na2HPO4 + Na2CO3 = 2 Na3PO4 + H2O + CO2
H2SO3 + Ca(HCO3)2 = CaSO3 + H2O + CO2 =>
H2SO3 + Ca(HCO3)2 = CaSO3 + 2 H2O + 2 CO2
AlCl3 + KOH = Al(OH)3 + KCl =>
AlCl3 + 3 KOH = Al(OH)3 + 3 KCl
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
P + KClO3 = KCl + P2O5 =>
6 P + 5 KClO3 = 5 KCl + 3 P2O5
HC2H3O2(aq) + LiHSO3(aq) = LiC2H3O2(aq) + H2O(l) + SO2(g) =>
HC2H3O2(aq) + LiHSO3(aq) = LiC2H3O2(aq) + H2O(l) + SO2(g)
MgS + HCl = H2S*MgCl2 =>
MgS + 2 HCl = H2S*MgCl2
MnO + Cl2O7 = Mn(ClO4)2 =>
MnO + Cl2O7 = Mn(ClO4)2
Mg(NO3)2 + NO + H2O = Mg + HNO3 =>
3 Mg(NO3)2 + 2 NO + 4 H2O = 3 Mg + 8 HNO3
ClF5 + H2O = HClO3 + HF =>
ClF5 + 3 H2O = HClO3 + 5 HF
MgCO3 = Mg2 + C4 + O2 =>
4 MgCO3 = 2 Mg2 + C4 + 6 O2
Cu(s) + HNO3(aq) = NO2(g) + Cu(NO3)2(aq) + H2O(l) =>
Cu(s) + 4 HNO3(aq) = 2 NO2(g) + Cu(NO3)2(aq) + 2 H2O(l)
Ni2S3 + HNO3 + H{+} = (Ni)2{+} + S8 + NO + H2O =>
24 Ni2S3 + 8 HNO3 + 24 H{+} = 24(Ni)2{+} + 9 S8 + 8 NO + 16 H2O
NaBr + FeCl3 + H2SO4 = Br2 + FeSO4 + Na2SO4 + HCl =>
2 NaBr + 2 FeCl3 + 3 H2SO4 = Br2 + 2 FeSO4 + Na2SO4 + 6 HCl
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
H2SO3 + O2 = H2SO4 =>
2 H2SO3 + O2 = 2 H2SO4
HBr + F2 = H + BrF2 =>
HBr + F2 = H + BrF2
Li2SO4(aq) + SrI2(aq) = LiI(aq) + SrSO4(s) =>
Li2SO4(aq) + SrI2(aq) = 2 LiI(aq) + SrSO4(s)
Li3PO4 + H2O = LiOH + P2O5 =>
2 Li3PO4 + 3 H2O = 6 LiOH + P2O5
RbOH + H3AsO3 = Rb3AsO3 + H2O =>
3 RbOH + H3AsO3 = Rb3AsO3 + 3 H2O
NaCOOH + H2O = NaOH + HCOOH =>
NaCOOH + H2O = NaOH + HCOOH
BaBr2 + AgNO3 = Ba(NO3)2 + AgBr =>
BaBr2 + 2 AgNO3 = Ba(NO3)2 + 2 AgBr
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Sr(NO3)2 + Na2HPO4 = SrHPO4 + NaNO3 =>
Sr(NO3)2 + Na2HPO4 = SrHPO4 + 2 NaNO3
CH3CH3CH2COOK + KOH = CH3CH3 + K2CO3 =>
2 CH3CH3CH2COOK + 2 KOH = 3 CH3CH3 + 2 K2CO3
HNo3 + Mg(NO3)2 = HNO3 + Mg(No3)2 =>
2 HNo3 + Mg(NO3)2 = 2 HNO3 + Mg(No3)2
Cu2SO4 + K2Cr2O7 + H2SO4 = CuSO4 + Cr2(SO4)3 + H2O + K2SO4 =>
3 Cu2SO4 + K2Cr2O7 + 7 H2SO4 = 6 CuSO4 + Cr2(SO4)3 + 7 H2O + K2SO4
C7H5N3O6 + O2 = CO2 + H2O + N1 =>
4 C7H5N3O6 + 21 O2 = 28 CO2 + 10 H2O + 12 N1
NiCl2 + CH3C(NOH)C(NOH)CH3 = NiC4H8N2O2Cl2 =>
NiCl2 + CH3C(NOH)C(NOH)CH3 = NiC4H8N2O2Cl2
Na2SO4 + H2O = H2SO4 + NaOH =>
Na2SO4 + 2 H2O = H2SO4 + 2 NaOH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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