| Équations équilibrées la veille | Équations équilibrées le lendemain |
(NH4)2SO4 + 2 NaHCO3 = Na2SO4 + 2 CO2 + 2 H2O + 2 NH3
(Na)2(S)2(O)3 + (Cl)2 + (H)2O = NaHS(O)4 + HCl =>
(Na)2(S)2(O)3 + 4(Cl)2 + 5(H)2O = 2 NaHS(O)4 + 8 HCl
IO3{-} + HSO3{-} = SO4{2-} + I2 + H{+} + H2O =>
2 IO3{-} + 5 HSO3{-} = 5 SO4{2-} + I2 + 3 H{+} + H2O
NaHSO2 + NaOH = Na2SO2 + H2O =>
NaHSO2 + NaOH = Na2SO2 + H2O
H2SO4(aq) + CaCO3 = CaSO4 + H2CO3 =>
H2SO4(aq) + CaCO3 = CaSO4 + H2CO3
CH3C2H6CH3 + O2 = CO2 + H2O =>
CH3C2H6CH3 + 7 O2 = 4 CO2 + 6 H2O
CaCl = CaCl2 + Ca =>
2 CaCl = CaCl2 + Ca
KY + Br2 = KBr + Y3 =>
6 KY + 3 Br2 = 6 KBr + 2 Y3
In + HClO3 = In(ClO3)3 + H =>
In + 3 HClO3 = In(ClO3)3 + 3 H
ZnBr2 + H2 = Zn + H2Br2 =>
ZnBr2 + H2 = Zn + H2Br2
FeS(s) + O2(s) = Fe2O3(s) + SO2(s) =>
4 FeS(s) + 7 O2(s) = 2 Fe2O3(s) + 4 SO2(s)
S + F3 = FS =>
3 S + F3 = 3 FS
AgNO3(s) + Na3PO4(s) = AgP + Na3N + O2 =>
2 AgNO3(s) + 2 Na3PO4(s) = 2 AgP + 2 Na3N + 7 O2
NH3OH + K3PO4 = KOH + (NH3)3PO4 =>
3 NH3OH + K3PO4 = 3 KOH + (NH3)3PO4
Mg(NO3)2 + H2 = Mg(HNO3)2 =>
Mg(NO3)2 + H2 = Mg(HNO3)2
MgO + NH4Cl = MgCl2 + NH3 + H2O =>
MgO + 2 NH4Cl = MgCl2 + 2 NH3 + H2O
H2SlCl2 + H2O = H8Sl4O4 + HCl =>
4 H2SlCl2 + 4 H2O = H8Sl4O4 + 8 HCl
CuSO4(aq) + NaOH(aq) = Cu(OH)2() + Na2SO4() =>
CuSO4(aq) + 2 NaOH(aq) = Cu(OH)2() + Na2SO4()
Mg(s) + HCl(aq) = MgCl2(aq) + H2(aq) =>
Mg(s) + 2 HCl(aq) = MgCl2(aq) + H2(aq)
KOH + H2O = H + KOH[OH] =>
KOH + H2O = H + KOH[OH]
CaO + Al(OH)3 = Ca(OH)2 + Al2O3 =>
3 CaO + 2 Al(OH)3 = 3 Ca(OH)2 + Al2O3
NiTeO4 + CsAtO3 = Ni(AtO3)2 + Cs2TeO4 =>
NiTeO4 + 2 CsAtO3 = Ni(AtO3)2 + Cs2TeO4
IO3{-} + HSO3{-} = I2 + HSO4{-} + SO4{-2} + H2O =>
2 IO3{-} + 5 HSO3{-} = I2 + 3 HSO4{-} + 2 SO4{-2} + H2O
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
Mn{7+} + C{2+} = Mn{4+} + C{4+} =>
2 Mn{7+} + 3 C{2+} = 2 Mn{4+} + 3 C{4+}
NiBr2 + KOH = Ni(OH)2 + KBr =>
NiBr2 + 2 KOH = Ni(OH)2 + 2 KBr
NH3 + CuO = N2 + Cu + H2O =>
2 NH3 + 3 CuO = N2 + 3 Cu + 3 H2O
NH4Cl + MgO = NH3 + H2O + MgCl2 =>
2 NH4Cl + MgO = 2 NH3 + H2O + MgCl2
Ba(OH)2 + HNO3 = Ba(NO3)2 + H2O(l) =>
Ba(OH)2 + 2 HNO3 = Ba(NO3)2 + 2 H2O(l)
Fe + CH3COOH + H2O2 = Fe(CH3COO)3 + H2O =>
2 Fe + 6 CH3COOH + 3 H2O2 = 2 Fe(CH3COO)3 + 6 H2O
Al(NO3)3 + H2O = O2 + Al + HNO3 =>
4 Al(NO3)3 + 6 H2O = 3 O2 + 4 Al + 12 HNO3
AlBr3(aq) + AgNO3(aq) = Al(NO3)3 + AgBr =>
AlBr3(aq) + 3 AgNO3(aq) = Al(NO3)3 + 3 AgBr
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
KMnO4 + NaOH = MnO2 + Na2O + KOH + O2 =>
4 KMnO4 + 4 NaOH = 4 MnO2 + 2 Na2O + 4 KOH + 3 O2
*Na + S = Na2S =>
2*Na + S = Na2S
C7H7Cl + C6H15O3P = C11H17O3P + C2H5Cl =>
C7H7Cl + C6H15O3P = C11H17O3P + C2H5Cl
H2 + SiCl4 = HCl + Si =>
2 H2 + SiCl4 = 4 HCl + Si
SO3 + NH3 = NO + SO2 + H2O =>
5 SO3 + 2 NH3 = 2 NO + 5 SO2 + 3 H2O
CO3Zn + H3PO4 = Zn3(PO4)2 + H2O + CO2 =>
3 CO3Zn + 2 H3PO4 = Zn3(PO4)2 + 3 H2O + 3 CO2
C4H10O + K2Cr2O7 + H2SO4 = C4H8O + Cr2(SO4)3 + K2(SO4) + H2O =>
3 C4H10O + K2Cr2O7 + 4 H2SO4 = 3 C4H8O + Cr2(SO4)3 + K2(SO4) + 7 H2O
CaCO3 + MgCrO4 = CaCrO4 + MgCO3 =>
CaCO3 + MgCrO4 = CaCrO4 + MgCO3
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
CaO + Al2O3 + H2O = Ca[Al(OH)4]2 =>
CaO + Al2O3 + 4 H2O = Ca[Al(OH)4]2
Cl2 + NaClO = NaCl + ClO2 =>
Cl2 + 4 NaClO = 4 NaCl + 2 ClO2
FeBr3 + NH4S = FeSNH4Br3 =>
FeBr3 + NH4S = FeSNH4Br3
Fe + H(C2H3O2) = Fe(C2H3O2)3 + H =>
Fe + 3 H(C2H3O2) = Fe(C2H3O2)3 + 3 H
C9H8O4 + CuCO3 = C36H28Cu2O16 + CO2 + H2O =>
4 C9H8O4 + 2 CuCO3 = C36H28Cu2O16 + 2 CO2 + 2 H2O
MnO4{-} + H{+} + S2O5{-2} = Mn{+2} + SO4{-2} + H2O =>
4 MnO4{-} + 2 H{+} + 5 S2O5{-2} = 4 Mn{+2} + 10 SO4{-2} + H2O
KMnO4 + HCl + H2SO4 = K2SO4 + MnSO4 + Cl2 + H2O =>
2 KMnO4 + 10 HCl + 3 H2SO4 = K2SO4 + 2 MnSO4 + 5 Cl2 + 8 H2O
C3H8(g) + O2 = (g)CO2(g) + H2O(g) =>
C3H8(g) + 5 O2 = 3(g)CO2(g) + 4 H2O(g)
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Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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