| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HBr + 2 Cu = 2 CuBr + H2
Cr2(SO4)3 + Cl2 + KOH = K2Cr2O7 + KCl + K2SO4 + H2O =>
Cr2(SO4)3 + 3 Cl2 + 14 KOH = K2Cr2O7 + 6 KCl + 3 K2SO4 + 7 H2O
KBr + AgNO3 + HNO3 = K(NO3)2 + AgBr + H2 =>
2 KBr + 2 AgNO3 + 2 HNO3 = 2 K(NO3)2 + 2 AgBr + H2
Al(OH)3(t) = Al2O3 + H2O =>
2 Al(OH)3(t) = Al2O3 + 3 H2O
Pb(NO3)2 + KBr = K(NO3)2 + PbBr =>
Pb(NO3)2 + KBr = K(NO3)2 + PbBr
Cl3 + CCl4 + C6H6 = C12H10Cl13 =>
5 Cl3 + 6 CCl4 + 5 C6H6 = 3 C12H10Cl13
C6H6(l) + Cl2 = C6Cl6 + HCl =>
C6H6(l) + 6 Cl2 = C6Cl6 + 6 HCl
Cr(NO3)3 + Mg = Mg(NO3)2 + Cr =>
2 Cr(NO3)3 + 3 Mg = 3 Mg(NO3)2 + 2 Cr
FeCl3 + PO4 = FePO4 + Cl =>
FeCl3 + PO4 = FePO4 + 3 Cl
Si(OC2H5)4 + NaNO3 + ZrO(NO3)2*H2O = Na4Zr2Si3O12 + H2O + N2 + CO2 + C2H5OH =>
9 Si(OC2H5)4 + 12 NaNO3 + 6 ZrO(NO3)2*H2O = 3 Na4Zr2Si3O12 + 18 H2O + 12 N2 + 20 CO2 + 26 C2H5OH
N2 + H2SO4 = HNO3 + SO2 + H2O =>
N2 + 5 H2SO4 = 2 HNO3 + 5 SO2 + 4 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
CH3CHC(CH3)CH3 + KMnO4 + H2O = (CH3)2CH(OH)C(OH)(CH3)CH3 + MnO2 + KOH =>
18 CH3CHC(CH3)CH3 + 5 KMnO4 + 25 H2O = 15(CH3)2CH(OH)C(OH)(CH3)CH3 + 5 MnO2 + 5 KOH
C6H14(l) + O(g) = CO2(g) + H2O(l) =>
C6H14(l) + 19 O(g) = 6 CO2(g) + 7 H2O(l)
N2 + Cl2 = N23Cl2 =>
23 N2 + 2 Cl2 = 2 N23Cl2
P4O10 + H2O = P4O + H2O10 =>
P4O10 + H2O = P4O + H2O10
CuS + O5 = Cu2O + SO2 =>
2 CuS + O5 = Cu2O + 2 SO2
SO2 + KMnO4 + H2O = K2SO4 + MnSO4 + H2SO4 =>
5 SO2 + 2 KMnO4 + 2 H2O = K2SO4 + 2 MnSO4 + 2 H2SO4
Sb2(CO3)3 = Sb2O3 + CO2 =>
Sb2(CO3)3 = Sb2O3 + 3 CO2
SO3 + NH3 = SO2 + N2 + H2O =>
3 SO3 + 2 NH3 = 3 SO2 + N2 + 3 H2O
H3PO4 + AgNO3 = Ag3PO4 + HNO3 =>
H3PO4 + 3 AgNO3 = Ag3PO4 + 3 HNO3
HBrAl(OH)3 = AlBrH(OH)3 =>
HBrAl(OH)3 = AlBrH(OH)3
NaOCl + C4H8O = CHCl3 + NaOH + H2O + C8H8O =>
36 NaOCl + 13 C4H8O = 12 CHCl3 + 36 NaOH + 8 H2O + 5 C8H8O
PbCl4 + Ca(OH)2 = Pb(OH)4 + CaCl2 =>
PbCl4 + 2 Ca(OH)2 = Pb(OH)4 + 2 CaCl2
LiH2PO4 + H2O = LiHPO4 + H3O =>
LiH2PO4 + H2O = LiHPO4 + H3O
NO2 + H2O = N6H12O6 + O2 =>
6 NO2 + 6 H2O = N6H12O6 + 6 O2
C6H4O2 + Fe + H2O = C6H4O2H2 + FeO =>
C6H4O2 + Fe + H2O = C6H4O2H2 + FeO
K(OH)4Al + H2SO4 = Al(OH)3 + K2SO4 + H2O =>
2 K(OH)4Al + H2SO4 = 2 Al(OH)3 + K2SO4 + 2 H2O
S2O3{2-} + I{2} = S4O6{2}{-} + I{-} =>
2 S2O3{2-} + 2 I{2} = S4O6{2}{-} + 2 I{-}
AgNO4 + NaCO3 = AgCO3 + NaNO4 =>
AgNO4 + NaCO3 = AgCO3 + NaNO4
P4 + KOH + H2O = KH2P2O2 + PH3 =>
7 P4 + 12 KOH + 12 H2O = 12 KH2P2O2 + 4 PH3
Al(C2H3O2)2 + H2(CO3) = Al(CO3) + H(C2H3O2) =>
Al(C2H3O2)2 + H2(CO3) = Al(CO3) + 2 H(C2H3O2)
C3H3N3O3 + O2 = CO2 + H2O + N2 =>
4 C3H3N3O3 + 9 O2 = 12 CO2 + 6 H2O + 6 N2
Cr(OH)2 = CrOH2O =>
Cr(OH)2 = CrOH2O
Ir(ClO3)7 = IrCl7 + O2 =>
2 Ir(ClO3)7 = 2 IrCl7 + 21 O2
H2O + Al + AsO3{-} + OH{-} = Al(OH)4{-} + AsH3 =>
18 H2O + 8 Al + 3 AsO3{-} + 5 OH{-} = 8 Al(OH)4{-} + 3 AsH3
(NH4)2S + H2SO4 = NH4HSO4 + S + H2O =>
3(NH4)2S + 7 H2SO4 = 6 NH4HSO4 + 4 S + 4 H2O
NaO + Br = O + NaBr =>
NaO + Br = O + NaBr
Na(s) + H2SO4(l) = Na2SO4(l) + H2(g) =>
2 Na(s) + H2SO4(l) = Na2SO4(l) + H2(g)
MnPO4 + H2SO4 = Mn2(SO4)3 + H3PO4 =>
2 MnPO4 + 3 H2SO4 = Mn2(SO4)3 + 2 H3PO4
MnCl2 + KClO2 + H2O = MnO2 + Cl2 + KOH =>
3 MnCl2 + 4 KClO2 + 2 H2O = 3 MnO2 + 5 Cl2 + 4 KOH
Ti(SO4)2 + H = H2O + TiS2 =>
Ti(SO4)2 + 16 H = 8 H2O + TiS2
Mg + HNO3 = Mg(NO3)2 + NH4NO3 + H2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + NH4NO3 + 3 H2O
H2SiF6 + NaHSO4 = NaF + SiO2 + H2SO4 + SO3 =>
H2SiF6 + 6 NaHSO4 = 6 NaF + SiO2 + 4 H2SO4 + 2 SO3
Zn + H{3}PO{4} = Zn{3}(PO{4})2 + H =>
Zn + H{3}PO{4} = Zn{3}(PO{4})2 + H
Fe2(SO4)3 + Ca(OH)2 = Fe(OH)3 + Ca(SO4) =>
Fe2(SO4)3 + 3 Ca(OH)2 = 2 Fe(OH)3 + 3 Ca(SO4)
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
Al(OH)3 = Al(s) + OH(l) =>
Al(OH)3 = Al(s) + 3 OH(l)
NaCl + CaCl2 = Cl2 + Na2Ca =>
2 NaCl + CaCl2 = 2 Cl2 + Na2Ca
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Équations équilibrées sur12/21/24
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