| Équations équilibrées la veille | Équations équilibrées le lendemain |
FeCO2 + 4 HNO3 = Fe(NO3)2 + 2 NO2 + CO2 + 2 H2O
MnO2 + HCl = MnCl2 + H2O(l) + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O(l) + Cl2
Sn + Al2O3 = Al2 + Sn3O4 =>
9 Sn + 4 Al2O3 = 4 Al2 + 3 Sn3O4
KNO3 + Ba(C2H3O2)2 = K(C2H3O2)2 + BaNO3 =>
KNO3 + Ba(C2H3O2)2 = K(C2H3O2)2 + BaNO3
Mg(s) + Al(NO3)3 = Al(s) + Mg(NO3)2(aq) =>
3 Mg(s) + 2 Al(NO3)3 = 2 Al(s) + 3 Mg(NO3)2(aq)
C9H8O + O2 = CO2 + H2O =>
2 C9H8O + 21 O2 = 18 CO2 + 8 H2O
MnO4{-} + I{-} + H2O = I2 + MnO2 + OH{-} =>
2 MnO4{-} + 6 I{-} + 4 H2O = 3 I2 + 2 MnO2 + 8 OH{-}
HgCl2 + Cu(s) = CuCl(aq) + Hg(s) =>
HgCl2 + 2 Cu(s) = 2 CuCl(aq) + Hg(s)
C4H10(l) + O2(g) = CO2(g) + H2O(g) =>
2 C4H10(l) + 13 O2(g) = 8 CO2(g) + 10 H2O(g)
Ca(CH3COO)2 + Cs2CO3 = CaCO3 + Cs(CH3COO) =>
Ca(CH3COO)2 + Cs2CO3 = CaCO3 + 2 Cs(CH3COO)
Cu + HNO3 = Cu(NO3)2 + N02 + H2O =>
5 Cu + 12 HNO3 = 5 Cu(NO3)2 + N02 + 6 H2O
NiCl2 + HCl + K2Cr2O7 = KCl + NiCl3 + H2O + CrCl3 =>
6 NiCl2 + 14 HCl + K2Cr2O7 = 2 KCl + 6 NiCl3 + 7 H2O + 2 CrCl3
H{+} + HIO3 + Hg2Cl2 = I{-} + Hg{2+} + Cl{-} + H2O =>
5 H{+} + HIO3 + 3 Hg2Cl2 = I{-} + 6 Hg{2+} + 6 Cl{-} + 3 H2O
MgCl2 + Li2CO3 = MgCO3 + LiCl =>
MgCl2 + Li2CO3 = MgCO3 + 2 LiCl
Ca(OH)2 + SO2 = CaSO4 + H2 =>
Ca(OH)2 + SO2 = CaSO4 + H2
KI + CaCl = KCl + CaI =>
KI + CaCl = KCl + CaI
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)4 + MnSO4 + K2SO4 + H2O2 =>
2 FeSO4 + 4 KMnO4 + 8 H2SO4 = Fe2(SO4)4 + 4 MnSO4 + 2 K2SO4 + 8 H2O2
CaCl2 + Cs2O = CaO + CsCl =>
CaCl2 + Cs2O = CaO + 2 CsCl
NaHCO3(aq) + HBr(aq) = NaBr(aq) + H2CO3(s) =>
NaHCO3(aq) + HBr(aq) = NaBr(aq) + H2CO3(s)
Na4(SiO4)(aq) + CuCl2(aq) = Cu2SiO4(s) + NaCl(aq) =>
Na4(SiO4)(aq) + 2 CuCl2(aq) = Cu2SiO4(s) + 4 NaCl(aq)
MnO4{-} + HS{-} + H{+} = Mn{2+} + HSO4{2-} + H2O =>
7 MnO4{-} + 5 HS{-} + 16 H{+} = 7 Mn{2+} + 5 HSO4{2-} + 8 H2O
HCH2ClCO2 + H2O = H3O + CH2ClCO2 =>
HCH2ClCO2 + H2O = H3O + CH2ClCO2
NSH + O2 = H2O + NO + SO2 =>
4 NSH + 7 O2 = 2 H2O + 4 NO + 4 SO2
SiCl4(s) = Si(s) + Cl2(g) =>
SiCl4(s) = Si(s) + 2 Cl2(g)
Fe2O3(s) + H2O(l) = Fe(OH)3(s) =>
Fe2O3(s) + 3 H2O(l) = 2 Fe(OH)3(s)
K2Cr2O7 + C2H6O + H2SO4 = K2SO4 + Cr2(SO4)3 + CO2 + H2O =>
2 K2Cr2O7 + C2H6O + 8 H2SO4 = 2 K2SO4 + 2 Cr2(SO4)3 + 2 CO2 + 11 H2O
NH3 + H2S = N2H8S =>
2 NH3 + H2S = N2H8S
LiAlH4 + C2H5CHO + H2O = CH3CH2OH + LiOH + AlOH3 =>
LiAlH4 + 2 C2H5CHO + 3 H2O = 3 CH3CH2OH + LiOH + AlOH3
SnCl2 + H2SO4 + K2Cr2O7 = Cr2(SO4)3 + K2SO4 + SnCl4 + Sn(SO4)2 + H2O =>
6 SnCl2 + 14 H2SO4 + 2 K2Cr2O7 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 SnCl4 + 3 Sn(SO4)2 + 14 H2O
Pb(NO3)2 + K2(SO4) = K(NO3) + Pb(SO4) =>
Pb(NO3)2 + K2(SO4) = 2 K(NO3) + Pb(SO4)
Fe2Si + HNO3 = Fe(NO3)3 + HSiO3 + NO + H2O =>
3 Fe2Si + 29 HNO3 = 6 Fe(NO3)3 + 3 HSiO3 + 11 NO + 13 H2O
K + Mg3N2 = K6N2 + Mg =>
6 K + Mg3N2 = K6N2 + 3 Mg
Cr2O7 + H2SO4 = Cr2(SO4)7 + H2O =>
Cr2O7 + 7 H2SO4 = Cr2(SO4)7 + 7 H2O
Ca(ClO4)2 + H3PO4 = Ca3(PO4)2 + HClO4 =>
3 Ca(ClO4)2 + 2 H3PO4 = Ca3(PO4)2 + 6 HClO4
OH + HI = I2 + H2O =>
2 OH + 2 HI = I2 + 2 H2O
C3H5(ONO2)3(l) = CO2(g) + H2O(l) + N2(g) + O2(g) =>
4 C3H5(ONO2)3(l) = 12 CO2(g) + 10 H2O(l) + 6 N2(g) + O2(g)
Na2WO4 + Zn + HCl = W4O11 + ZnCl2 + NaCl + H2O =>
4 Na2WO4 + Zn + 10 HCl = W4O11 + ZnCl2 + 8 NaCl + 5 H2O
Ca(HS)2 + HNO3 = NO2 + H2SO4 + CaSO4 + H2O =>
Ca(HS)2 + 16 HNO3 = 16 NO2 + H2SO4 + CaSO4 + 8 H2O
Hg + Na2S = NaHg + S =>
2 Hg + Na2S = 2 NaHg + S
CoS2 = Co + S8 =>
4 CoS2 = 4 Co + S8
NaCl + N2 = NaN + Cl =>
2 NaCl + N2 = 2 NaN + 2 Cl
B2O3 + H2O = B2H6 + O2 =>
B2O3 + 3 H2O = B2H6 + 3 O2
Me + H2SO4 = Me2(SO4)3 + H2 =>
2 Me + 3 H2SO4 = Me2(SO4)3 + 3 H2
FeCl3(aq) + KSCN(aq) + H2O = (Fe(H2O)5(SCN))Cl2 + KCl =>
FeCl3(aq) + KSCN(aq) + 5 H2O = (Fe(H2O)5(SCN))Cl2 + KCl
HNO3 + CO2 = N2O5 + H2CO3 =>
2 HNO3 + CO2 = N2O5 + H2CO3
Mg(OH)2 + SOH2 = Mg + H2SO4 + HOH =>
3 Mg(OH)2 + SOH2 = 3 Mg + H2SO4 + 3 HOH
Al(NO3)3(aq) + Na2S(aq) = AlS(s) + Na2(NO3)3(aq) =>
Al(NO3)3(aq) + Na2S(aq) = AlS(s) + Na2(NO3)3(aq)
*3Fe + *4H2O = Fe3O4 + *4H2 =>
*3Fe + *4H2O = Fe3O4 + *4H2
KMnO4 + Cr(OH)2 + H2SO4 = H2O + MnSO4 + K2SO4 + Cr2(SO4)3 =>
2 KMnO4 + 10 Cr(OH)2 + 18 H2SO4 = 28 H2O + 2 MnSO4 + K2SO4 + 5 Cr2(SO4)3
K(MnO4) + NaI + H2(SO4) = I2 + Mn(SO4) + Na2(SO4) + K2(SO4) + H2O =>
2 K(MnO4) + 10 NaI + 8 H2(SO4) = 5 I2 + 2 Mn(SO4) + 5 Na2(SO4) + K2(SO4) + 8 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/17/25
Équations équilibrées sur03/19/24
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