| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 O2 + 2 NH3 = N2O5 + 3 H2O
C6H12O6 + MnO4{-} + H{+} = CO2 + Mn2O + H2O =>
C6H12O6 + 4 MnO4{-} + 4 H{+} = 6 CO2 + 2 Mn2O + 8 H2O
Na2CO3 + H3C6H5O7 = NaH2C6H5O7 + H2O + CO2 =>
Na2CO3 + 2 H3C6H5O7 = 2 NaH2C6H5O7 + H2O + CO2
Cu + Ag{+} = Cu2{+} + Ag =>
2 Cu + Ag{+} = Cu2{+} + Ag
Mg + Ca + Na = MgCaNa =>
Mg + Ca + Na = MgCaNa
C8H5NO6 + KOH = C8H3NO6K2 + H2O =>
C8H5NO6 + 2 KOH = C8H3NO6K2 + 2 H2O
MgCO3 = CO2 + MgO =>
MgCO3 = CO2 + MgO
Pm + O3 = Pm2O4 =>
6 Pm + 4 O3 = 3 Pm2O4
V(NO3)5 + (NH4)2SO4 = NH4NO3 + V2(SO4)5 =>
2 V(NO3)5 + 5(NH4)2SO4 = 10 NH4NO3 + V2(SO4)5
C12H22O11H6 + O2 = CO2 + H2O =>
2 C12H22O11H6 + 27 O2 = 24 CO2 + 28 H2O
Fe + H2SO4 = Fe{2+} + SO4{-} + H2 =>
Fe + 2 H2SO4 = Fe{2+} + 2 SO4{-} + 2 H2
MgO + NaNO3 = Mg(NO3)2 + Na2O =>
MgO + 2 NaNO3 = Mg(NO3)2 + Na2O
Cu + H2SO4 + HNO3 = CuSO4 + NO + H2O =>
3 Cu + 3 H2SO4 + 2 HNO3 = 3 CuSO4 + 2 NO + 4 H2O
*Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2*Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
C7H5OH + O2 = CO2 + H2O =>
C7H5OH + 8 O2 = 7 CO2 + 3 H2O
Fe(ClO2)3 + K2CO3 = Fe2(CO3)3 + KClO2 =>
2 Fe(ClO2)3 + 3 K2CO3 = Fe2(CO3)3 + 6 KClO2
KOH + Cl2 + H2O = KCl2O3 + HCl =>
2 KOH + 7 Cl2 + 4 H2O = 2 KCl2O3 + 10 HCl
Cr2O3 + NaOH + NaNO3 = Na2CrO4 + NaNO2 + H2O =>
Cr2O3 + 4 NaOH + 3 NaNO3 = 2 Na2CrO4 + 3 NaNO2 + 2 H2O
C4H5NNa2O4 + O2 = NaOH + HNO3 + CO2 + H2O =>
C4H5NNa2O4 + 5 O2 = 2 NaOH + HNO3 + 4 CO2 + H2O
S(g) + O2(g) + H2O(l) = H2SO4(aq) =>
2 S(g) + 3 O2(g) + 2 H2O(l) = 2 H2SO4(aq)
NH + I = NI3 + H2(g) =>
2 NH + 6 I = 2 NI3 + H2(g)
CdCl2 + CS(NH2)2 = [Cd(CSN2H4)4]Cl2 =>
CdCl2 + 4 CS(NH2)2 = [Cd(CSN2H4)4]Cl2
C4H6O5 + Na2SiO3*5H2O = Na2C4H4O5 + H4O4Si + H2O =>
C4H6O5 + Na2SiO3*5H2O = Na2C4H4O5 + H4O4Si + 4 H2O
C3H6 + H2 = C3H6H2 =>
C3H6 + H2 = C3H6H2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
HClO4(aq) + Al(OH)3(aq) = Al(ClO4)3(aq) + H2O(l) =>
3 HClO4(aq) + Al(OH)3(aq) = Al(ClO4)3(aq) + 3 H2O(l)
NaHCOO + HCl = NaCl + HCOOH =>
NaHCOO + HCl = NaCl + HCOOH
KMnO4 + BiBr2 + H2SO4 = Br2 + MnSO4 + K2SO4 + Bi2(SO4)3 + H2O =>
6 KMnO4 + 10 BiBr2 + 24 H2SO4 = 10 Br2 + 6 MnSO4 + 3 K2SO4 + 5 Bi2(SO4)3 + 24 H2O
C3H8O3 + MnO4{-} + OH{-} = CO2 + MnO4{2-} + H2O =>
C3H8O3 + 14 MnO4{-} + 14 OH{-} = 3 CO2 + 14 MnO4{2-} + 11 H2O
H2CCH2(g) + H2(g) = H3CCH3(g) =>
H2CCH2(g) + H2(g) = H3CCH3(g)
Mg(HCO3)2 + KC4H5O6 = K2C4H4O6 + MgC4H4O6 + CO2 + H2O =>
Mg(HCO3)2 + 2 KC4H5O6 = K2C4H4O6 + MgC4H4O6 + 2 CO2 + 2 H2O
Mg + CuCl2 = Cu + MgCl2 =>
Mg + CuCl2 = Cu + MgCl2
NbCl5 + Al + CH3CN = NbCl4(NCCH3)3 + AlCl3 =>
3 NbCl5 + Al + 9 CH3CN = 3 NbCl4(NCCH3)3 + AlCl3
Al3(CO3)3 = Al + CO3 =>
Al3(CO3)3 = 3 Al + 3 CO3
Cr2O7K2 + ClNH4 = Cr2O3 + KCl + H2O + N2 =>
Cr2O7K2 + 2 ClNH4 = Cr2O3 + 2 KCl + 4 H2O + N2
C8H8ClNO3S + NH3 = C8H10N2O3S + HCl =>
C8H8ClNO3S + NH3 = C8H10N2O3S + HCl
Na2SiO3 + CO2 = Na2CO3 + Si + O2 =>
Na2SiO3 + CO2 = Na2CO3 + Si + O2
Mn(OH)7 + H2CO3 = Mn2(CO3)7 + H2O =>
2 Mn(OH)7 + 7 H2CO3 = Mn2(CO3)7 + 14 H2O
Zn + Cu(ClO)2 = Zn(ClO)2 + Cu =>
Zn + Cu(ClO)2 = Zn(ClO)2 + Cu
I2{-} + Br2 + H2O = IO3{-} + Br{-} + H{+} =>
2 I2{-} + 11 Br2 + 12 H2O = 4 IO3{-} + 22 Br{-} + 24 H{+}
Ag + HNO = AgNO3 + H2O + N2 =>
2 Ag + 12 HNO = 2 AgNO3 + 6 H2O + 5 N2
AlOH + KOH = K3AlO2 + H2O =>
AlOH + 3 KOH = K3AlO2 + 2 H2O
NaOH + HP = H2O + NaP =>
NaOH + HP = H2O + NaP
HNS + O2 = SO2 + N2 + H2O =>
4 HNS + 5 O2 = 4 SO2 + 2 N2 + 2 H2O
H2S + CO2 + O2 = C6H12O6 + SO2 =>
6 H2S + 6 CO2 + 3 O2 = C6H12O6 + 6 SO2
H2SO4 + Fe = Fe2(SO4)2 + H2 =>
2 H2SO4 + 2 Fe = Fe2(SO4)2 + 2 H2
*Ca(OH)2 + HCl = CaCl2 + H2O =>
*Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
MgCl2(ac) + NaOH(ac) = Mg(OH)2(s) + NaCl(ac) =>
MgCl2(ac) + 2 NaOH(ac) = Mg(OH)2(s) + 2 NaCl(ac)
NaHCO3(ac) + HCl(ac) = NaCl(ac) + H2O(l) + CO2(g) =>
NaHCO3(ac) + HCl(ac) = NaCl(ac) + H2O(l) + CO2(g)
Na2S(aq) + Pb(NO3)2(aq) = Na2(NO3)2(aq) + PbS(s) =>
Na2S(aq) + Pb(NO3)2(aq) = Na2(NO3)2(aq) + PbS(s)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/23/24
Équations équilibrées sur12/23/23
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