| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe + 4 HNO3(conc) = Fe(NO3)3 + NO + 2 H2O
K2Cr2O7 + CdBr2 + H2TeO4 = Cd(TeO4) + K2(TeO4) + Cr2(TeO4)3 + Br2 + H2O =>
K2Cr2O7 + 3 CdBr2 + 7 H2TeO4 = 3 Cd(TeO4) + K2(TeO4) + Cr2(TeO4)3 + 3 Br2 + 7 H2O
Mg(NO3)2 + NaBiO3 + HNO3 = HMgO4 + NaNO3 + BiONO3 + H2O =>
2 Mg(NO3)2 + 5 NaBiO3 + 6 HNO3 = 2 HMgO4 + 5 NaNO3 + 5 BiONO3 + 2 H2O
Ni + FeSO4 = SO4 + FeNi =>
Ni + FeSO4 = SO4 + FeNi
Pb2(NO3)2 + NaI = Pb2I2 + NaNO3 =>
Pb2(NO3)2 + 2 NaI = Pb2I2 + 2 NaNO3
ZnO = Zn{2+} + O{2-} =>
ZnO = Zn{2+} + O{2-}
C17H35COONa + H2SO4 = (C17H35COO)2SO4 + HNa =>
2 C17H35COONa + H2SO4 = (C17H35COO)2SO4 + 2 HNa
FeO + CO = Fe + CO2 =>
FeO + CO = Fe + CO2
H2C2O4 + KOH = H + C2O4(KO)2 =>
H2C2O4 + 2 KOH = 4 H + C2O4(KO)2
HNO3 + CaCl2 = Ca(NO3)2 + HCl =>
2 HNO3 + CaCl2 = Ca(NO3)2 + 2 HCl
C6H8 + O6 = CO2 + H2O =>
3 C6H8 + 8 O6 = 18 CO2 + 12 H2O
C3H5(ONO2)3(l) = N2(g) + H2O(g) + CO2(g) + O2(g) =>
4 C3H5(ONO2)3(l) = 6 N2(g) + 10 H2O(g) + 12 CO2(g) + O2(g)
alanine + NaOH = H2O + CH3CHNH2COONa =>
C3H7NO2 + NaOH = H2O + CH3CHNH2COONa
(NH2)2CO = HCNO + NH3 =>
(NH2)2CO = HCNO + NH3
Hg + HOH = HgHOH =>
Hg + HOH = HgHOH
C3H9OH + O2 = H2O + CO2 =>
C3H9OH + 5 O2 = 5 H2O + 3 CO2
F2 + H2O = HF + (O) =>
F2 + H2O = 2 HF + (O)
PbCl2 + K2Cr2O7 + H2O = PbCrO4 + KCl + H2Cr2O7 =>
2 PbCl2 + 2 K2Cr2O7 + H2O = 2 PbCrO4 + 4 KCl + H2Cr2O7
C11H11NaO4 + H2SO4 = C11H12O4 + Na2SO4 =>
2 C11H11NaO4 + H2SO4 = 2 C11H12O4 + Na2SO4
NaOH(aq) + CaBr2(S) = Ca(HO)2(S) + NaBr(aq) =>
2 NaOH(aq) + CaBr2(S) = Ca(HO)2(S) + 2 NaBr(aq)
CH3CHCHCH2 + KMnO4 + H2SO4 = CH3COOH + H2O + MnSO4 + K2SO4 =>
10 CH3CHCHCH2 + 14 KMnO4 + 21 H2SO4 = 20 CH3COOH + 16 H2O + 14 MnSO4 + 7 K2SO4
KClO4 + Al + H2SO4 = Al2(SO4)3 + KCl + H2O =>
3 KClO4 + 8 Al + 12 H2SO4 = 4 Al2(SO4)3 + 3 KCl + 12 H2O
K2CrO4 + Zn = K + Zn(CrO4)2 =>
2 K2CrO4 + Zn = 4 K + Zn(CrO4)2
C3H6O2(s) + O2(s) = CO2(s) + H2O(s) =>
2 C3H6O2(s) + 7 O2(s) = 6 CO2(s) + 6 H2O(s)
CoCl2 + (NH4)3 + PO4 = Co3(PO4)2 + NH4Cl =>
3 CoCl2 + 2(NH4)3 + 2 PO4 = Co3(PO4)2 + 6 NH4Cl
NaOCl + HCl = Cl2 + NaOH =>
NaOCl + HCl = Cl2 + NaOH
NaOH(aq) + HI(aq) = NaI(ag) + H2O(l) =>
NaOH(aq) + HI(aq) = NaI(ag) + H2O(l)
Co(NO3)2 + Sr = Sr(NO3)2(aq) + Co(aq) =>
Co(NO3)2 + Sr = Sr(NO3)2(aq) + Co(aq)
KNO3 + CoCl2 = KCl2 + CoNO3 =>
KNO3 + CoCl2 = KCl2 + CoNO3
CaO + Al = Al2O3 + Ca =>
3 CaO + 2 Al = Al2O3 + 3 Ca
C + F2 + N = C6F15N =>
12 C + 15 F2 + 2 N = 2 C6F15N
IO3({-}1) + I({-}1) + H({+}1) = I2 + H2O =>
IO3({-}1) + 5 I({-}1) + 6 H({+}1) = 3 I2 + 3 H2O
P2O5 + NH3 = PH5 + N2O3 =>
3 P2O5 + 10 NH3 = 6 PH5 + 5 N2O3
AgNO3(aq) + Cu + Cl(aq) = AgCl2(s) + Cu(NO3)2 =>
2 AgNO3(aq) + Cu + 4 Cl(aq) = 2 AgCl2(s) + Cu(NO3)2
CO2 + CO = C2O3 =>
CO2 + CO = C2O3
CH3CH2OH + K2Cr2O7 + HNO3 = CH3CHO + KNO3 + Cr(NO3)3 + H2O =>
3 CH3CH2OH + K2Cr2O7 + 8 HNO3 = 3 CH3CHO + 2 KNO3 + 2 Cr(NO3)3 + 7 H2O
(NH4)2(CO3) + MgSO4 = (NH4)2SO4 + MgCO3 =>
(NH4)2(CO3) + MgSO4 = (NH4)2SO4 + MgCO3
F2 + Bi3 = BiF3 =>
9 F2 + 2 Bi3 = 6 BiF3
Cr + Ag2O = CrO + Ag =>
Cr + Ag2O = CrO + 2 Ag
Na + Al(NO3)2 = NaNO3 + Al =>
2 Na + Al(NO3)2 = 2 NaNO3 + Al
C6H5OH + PCl5 = C6H5Cl + H3PO4 + HCl =>
4 C6H5OH + PCl5 = 4 C6H5Cl + H3PO4 + HCl
SO2(g) + H2O(g) = H2SO3 =>
SO2(g) + H2O(g) = H2SO3
Ni(NO3)2 + Fe = Ni + Fe(NO3)2 =>
Ni(NO3)2 + Fe = Ni + Fe(NO3)2
(NiOH)2SO4 + HCl = NiCl2 + H2SO4 + H2O =>
(NiOH)2SO4 + 4 HCl = 2 NiCl2 + H2SO4 + 2 H2O
C3H8(g) + Cl2(g) = C3H6Cl2(g) + HCl(g) =>
C3H8(g) + 2 Cl2(g) = C3H6Cl2(g) + 2 HCl(g)
FeBr + KCl = FeCl + KBr =>
FeBr + KCl = FeCl + KBr
Na3PO4 + BaCl2 = Ba3P2O8 + NaCl =>
2 Na3PO4 + 3 BaCl2 = Ba3P2O8 + 6 NaCl
NH3 + CH4 + H2O = C2H5NO2 + H2 =>
NH3 + 2 CH4 + 2 H2O = C2H5NO2 + 5 H2
C6H6 + HNO3 = C6H5NO + H2O2 =>
C6H6 + HNO3 = C6H5NO + H2O2
Pb + NaOH = Pb(OH)2 + Na =>
Pb + 2 NaOH = Pb(OH)2 + 2 Na
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/23/25
Équations équilibrées sur02/22/24
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