| Équations équilibrées la veille | Équations équilibrées le lendemain |
MnO4{-} + 2 SO2 + H2SO4 = Mn + 3 SO4{-}2 + 2 H{+}
Cr2O3 + NaNO3 + NaOH = Na2Cr2O7 + NaNO2 + H2O =>
Cr2O3 + 3 NaNO3 + 2 NaOH = Na2Cr2O7 + 3 NaNO2 + H2O
Na(s) + H2O(l) = NaOH(aq) + H2(g) =>
2 Na(s) + 2 H2O(l) = 2 NaOH(aq) + H2(g)
Co + ZnCl2 = CoCl2 + Zn =>
Co + ZnCl2 = CoCl2 + Zn
NaOH + CaCl2 = Ca(OH)2 + NaCl =>
2 NaOH + CaCl2 = Ca(OH)2 + 2 NaCl
MnO2 + Al = Mn3Al + O2 =>
3 MnO2 + Al = Mn3Al + 3 O2
C2H5OH + NaCl = C2H5O + Na + HCl =>
C2H5OH + NaCl = C2H5O + Na + HCl
HI + Zn(NO3)2 = Zn(OH)2 + I2 + NO + H2O =>
6 HI + Zn(NO3)2 = Zn(OH)2 + 3 I2 + 2 NO + 2 H2O
PbO + HNO3 = Pb(NO3)2 + H2O =>
PbO + 2 HNO3 = Pb(NO3)2 + H2O
Be + O2 = BeO2 =>
Be + O2 = BeO2
Ba{2+} + Cl{-} = BaCl2 =>
Ba{2+} + 2 Cl{-} = BaCl2
Cu + HgCl2 = CuCl2 + Hg =>
Cu + HgCl2 = CuCl2 + Hg
C2H3O2F + O2 = CO + H2O + HF =>
2 C2H3O2F + O2 = 4 CO + 2 H2O + 2 HF
MnO2 + H2O + Cl2 = MnCl2 + ClO{-} + H{+} =>
MnO2 + 2 H2O + 3 Cl2 = MnCl2 + 4 ClO{-} + 4 H{+}
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
Fe2O3 = Fe + O2 =>
2 Fe2O3 = 4 Fe + 3 O2
NaOHAgNO3 = NaAgOHNO3 =>
NaOHAgNO3 = NaAgOHNO3
S + HNO3 = H2 + SO4 + NO =>
S + 2 HNO3 = H2 + SO4 + 2 NO
C4H8ONH + H2O = C4H8ONH2 + OH =>
C4H8ONH + H2O = C4H8ONH2 + OH
H2SO3 + NH3 = H2SO3NH3 =>
H2SO3 + NH3 = H2SO3NH3
MnO2 + S2O8{2-} + H2O = MnO4{-} + SO4{2-} + H{+} =>
2 MnO2 + 3 S2O8{2-} + 4 H2O = 2 MnO4{-} + 6 SO4{2-} + 8 H{+}
Br2 + NaOH = NaBr + NaBrO3 + H2O =>
3 Br2 + 6 NaOH = 5 NaBr + NaBrO3 + 3 H2O
CaO + P4O10 = Ca3(PO4)2 =>
6 CaO + P4O10 = 2 Ca3(PO4)2
OH + Fe3O4 = Fe2O3 + H2O =>
2 OH + 2 Fe3O4 = 3 Fe2O3 + H2O
Fe2(SO4)3 + NaOH = Fe(OH)SO4 + Na2SO4 =>
Fe2(SO4)3 + 2 NaOH = 2 Fe(OH)SO4 + Na2SO4
C7H6O3 + NaOH = C7H5O3 + Na + H2O =>
C7H6O3 + NaOH = C7H5O3 + Na + H2O
H5C2 + O2 = H2O + CO2 =>
4 H5C2 + 13 O2 = 10 H2O + 8 CO2
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
Na2S + CH3COOH = CH3COONa + H2S =>
Na2S + 2 CH3COOH = 2 CH3COONa + H2S
CH4(g) + S8 = CS2 + H2S =>
2 CH4(g) + S8 = 2 CS2 + 4 H2S
H + C + O = HCH3CO2 =>
4 H + 2 C + 2 O = HCH3CO2
Na2O + NCl = NaCl + N2O =>
Na2O + 2 NCl = 2 NaCl + N2O
Fe2O3 = Fe + O =>
Fe2O3 = 2 Fe + 3 O
hydrogensulfide + cadmiumnitrate = nitricacid + cadmiumsulfide =>
H2S + Cd(NO3)2 = 2 HNO3 + CdS
MgCO3 + HCIO3 = CO2 + H2O + Mg(CIO3)2 =>
MgCO3 + 2 HCIO3 = CO2 + H2O + Mg(CIO3)2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
HClO4 + NaOH = H2O + NaClO4 =>
HClO4 + NaOH = H2O + NaClO4
C10H8 + O = CO2 + H2O =>
C10H8 + 24 O = 10 CO2 + 4 H2O
Na2S2O3 + KMnO4 + H2SO4 = Na2SO4 + MnSO4 + K2SO4 + H2O =>
5 Na2S2O3 + 8 KMnO4 + 7 H2SO4 = 5 Na2SO4 + 8 MnSO4 + 4 K2SO4 + 7 H2O
Be + C2 = BeC2 =>
Be + C2 = BeC2
C5H11Cl + Na = NaCl + C5H11 =>
C5H11Cl + Na = NaCl + C5H11
H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O
CH2CH2 + H2SO4 = CH3CH2OSO2OH =>
CH2CH2 + H2SO4 = CH3CH2OSO2OH
LiOH(s) + CO2(g) = LiHCO3(s) =>
LiOH(s) + CO2(g) = LiHCO3(s)
Na2S + Li2SO4 = Na2SO4 + Li2S =>
Na2S + Li2SO4 = Na2SO4 + Li2S
Br2 + NaOH = NaBr + NaOBr + H2O =>
Br2 + 2 NaOH = NaBr + NaOBr + H2O
Al2S3 + NH4NO3 = Al(NO3)3 + (NH4)2S =>
Al2S3 + 6 NH4NO3 = 2 Al(NO3)3 + 3(NH4)2S
K2S + H2SO4 = K2SO + H2S =>
4 K2S + H2SO4 = 4 K2SO + H2S
Pb(OH)3{-} + OCl{-} = PbO2 + Cl{-} + OH{-} + H2O =>
Pb(OH)3{-} + OCl{-} = PbO2 + Cl{-} + OH{-} + H2O
N2H4 + HNO3 = N2 + H2O =>
5 N2H4 + 4 HNO3 = 7 N2 + 12 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/13/24
Équations équilibrées sur09/12/23
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