| Équations équilibrées la veille | Équations équilibrées le lendemain |
(CN)2 + 2 H2CrO6 + 8 KOH = 2 K2CO3 + 6 H2O + N2 + 2 K2CrO4
Ni + HF = NiF2 + H2 =>
Ni + 2 HF = NiF2 + H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
K4[Fe(CN)6] + Pb(CH3COOO)2 = Pb4[Fe(CN)6] + K(CH3COOO)2 =>
K4[Fe(CN)6] + 4 Pb(CH3COOO)2 = Pb4[Fe(CN)6] + 4 K(CH3COOO)2
XHCOOH + Na2CO3 = XHCOONa + CO2 + H2O =>
2 XHCOOH + Na2CO3 = 2 XHCOONa + CO2 + H2O
Na2SO3 + HCl + KI = I2 + Na2S + KCl + H2O =>
Na2SO3 + 6 HCl + 6 KI = 3 I2 + Na2S + 6 KCl + 3 H2O
Li3PO4 = Li + O2 + P4 =>
4 Li3PO4 = 12 Li + 8 O2 + P4
CH2CHCOOK + HCl = KCl + CH2ClCH2COOH =>
CH2CHCOOK + 2 HCl = KCl + CH2ClCH2COOH
NH4H2PO4 + O2 = P2O5 + NO2 + H2O =>
4 NH4H2PO4 + 7 O2 = 2 P2O5 + 4 NO2 + 12 H2O
AlBr3 + (NH4)2CrO4 = Al2(CrO4)3 + NH4Br =>
2 AlBr3 + 3(NH4)2CrO4 = Al2(CrO4)3 + 6 NH4Br
H2 + Ca(CN)2 + NaAlF4 + FeSO4 + MgSiO3 + KI + H3PO4 + PbCrO4 + BrCl + CF2Cl2 + SO2 = PbBr2 + CrCl3 + MgCO3 + KAl(OH)4 + Fe(SCN)3 + PI3 + Na2SiO3 + CaF2 + H2O =>
88 H2 + 15 Ca(CN)2 + 6 NaAlF4 + 10 FeSO4 + 3 MgSiO3 + 6 KI + 2 H3PO4 + 6 PbCrO4 + 12 BrCl + 3 CF2Cl2 + 20 SO2 = 6 PbBr2 + 6 CrCl3 + 3 MgCO3 + 6 KAl(OH)4 + 10 Fe(SCN)3 + 2 PI3 + 3 Na2SiO3 + 15 CaF2 + 79 H2O
NO3 + Cu = Cu(NO3)2 =>
2 NO3 + Cu = Cu(NO3)2
FeO(s) + HCl(aq) = FeCl2(aq) + H2O(l) =>
FeO(s) + 2 HCl(aq) = FeCl2(aq) + H2O(l)
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Zn(s) + NaNO3(aq) = Zn(NO3)2(aq) + Na(s) =>
Zn(s) + 2 NaNO3(aq) = Zn(NO3)2(aq) + 2 Na(s)
Mn{2+} + BiO3 + H{+} = MnO4{-} + Bi{3+} + H2O =>
3 Mn{2+} + 5 BiO3 + 6 H{+} = 3 MnO4{-} + 5 Bi{3+} + 3 H2O
Ca3N2 + H2O = Ca(OH)2 + NH3 =>
Ca3N2 + 6 H2O = 3 Ca(OH)2 + 2 NH3
K3P + O2 = K3PO4 =>
K3P + 2 O2 = K3PO4
Cu + AgBr = CuBr2 + Ag =>
Cu + 2 AgBr = CuBr2 + 2 Ag
NaF + H2SiF6 = Na2SiF6 + HF =>
2 NaF + H2SiF6 = Na2SiF6 + 2 HF
NaN3(s) = NaN(s) + N2(g) =>
NaN3(s) = NaN(s) + N2(g)
NH4HCO3 = NH3 + CO2 + H2O =>
NH4HCO3 = NH3 + CO2 + H2O
CH3CH2Cl + NaOH = CH2CH2 + NaCl + H2O =>
CH3CH2Cl + NaOH = CH2CH2 + NaCl + H2O
Na2Cr2O7 + H2SO4 = H2Cr2O7 + Na2SO4 =>
Na2Cr2O7 + H2SO4 = H2Cr2O7 + Na2SO4
KBrO3 = KBr + O2 =>
2 KBrO3 = 2 KBr + 3 O2
Al + NCl2 = AlCl + N =>
2 Al + NCl2 = 2 AlCl + N
As2S3 + HNO3 = H3AsO4 + H2SO2 + NO2 + H2O =>
As2S3 + 16 HNO3 = 2 H3AsO4 + 3 H2SO2 + 16 NO2 + 2 H2O
Na + FeO = Na2O + Fe =>
2 Na + FeO = Na2O + Fe
NaI + MnO2 + H2SO4 = H2O + I2 + MnSO4 + Na2HSO4 =>
4 NaI + MnO2 + 3 H2SO4 = 2 H2O + 2 I2 + MnSO4 + 2 Na2HSO4
(NiOH)2SO4 + NH4OH = [Ni(NH3)6]SO4 + [Ni(NH3)6](OH)2 + H2O =>
(NiOH)2SO4 + 12 NH4OH = [Ni(NH3)6]SO4 + [Ni(NH3)6](OH)2 + 12 H2O
CrOH3 + HClO4 + KOH = K2CrO4 + KCl + H2O =>
8 CrOH3 + 7 HClO4 + 23 KOH = 8 K2CrO4 + 7 KCl + 27 H2O
SiBrF3 + H2O = SiO2 + HBr + HF =>
SiBrF3 + 2 H2O = SiO2 + HBr + 3 HF
Cl3 + KBr = Br2 + KCl =>
2 Cl3 + 6 KBr = 3 Br2 + 6 KCl
KBr + H2O2 + HNO3 = Br2 + H2O + KNO3 =>
2 KBr + H2O2 + 2 HNO3 = Br2 + 2 H2O + 2 KNO3
Zn(s) + NaNO3(aq) = Zn(NO3)2(aq) + Na(s) =>
Zn(s) + 2 NaNO3(aq) = Zn(NO3)2(aq) + 2 Na(s)
KMnO4 + HAsO2 + H2O + HCl = KCl + MnCl2 + H3AsO4 =>
2 KMnO4 + 5 HAsO2 + 2 H2O + 6 HCl = 2 KCl + 2 MnCl2 + 5 H3AsO4
FeS + CO = Fe2O3 + C + S =>
2 FeS + 3 CO = Fe2O3 + 3 C + 2 S
MnO + P2O5 = Mn2P + O2 =>
8 MnO + 2 P2O5 = 4 Mn2P + 9 O2
ZnSO4 + NaCl = ZnCl + NaSO4 =>
ZnSO4 + NaCl = ZnCl + NaSO4
Ar = Ar2 =>
2 Ar = Ar2
NH3 + HNO3 = N2O + H2O =>
NH3 + HNO3 = N2O + 2 H2O
CrCl2 + HNO3 + HCl = CrCl3 + NO + H2O =>
3 CrCl2 + HNO3 + 3 HCl = 3 CrCl3 + NO + 2 H2O
NHO3 + SO2 = H2SO4 + NO2 =>
2 NHO3 + SO2 = H2SO4 + 2 NO2
AgNo3 + Na2CO3 = Na2No3 + AgCO3 =>
AgNo3 + Na2CO3 = Na2No3 + AgCO3
NiBr2 = Ni2 + Br =>
2 NiBr2 = Ni2 + 4 Br
Al + MnO2 = Al2O3 + Mn =>
4 Al + 3 MnO2 = 2 Al2O3 + 3 Mn
Sr(NO3)2 = Sr(NO2)2 + O2 =>
Sr(NO3)2 = Sr(NO2)2 + O2
AgNO3 + FeSO4 = Fe2(SO4)3 + Fe(NO3)2 + Ag =>
2 AgNO3 + 3 FeSO4 = Fe2(SO4)3 + Fe(NO3)2 + 2 Ag
Br2 + KI = BrKI =>
Br2 + 2 KI = 2 BrKI
Na2[Zn(OH)4] = Na(OH) + Zn(OH)2 =>
Na2[Zn(OH)4] = 2 Na(OH) + Zn(OH)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/24/24
Équations équilibrées sur12/24/23
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