| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al(s) + 3 Br2(g) = 2 AlBr3(s)
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
CO + H2 = C8H18 + H2O = =>
8 CO + 17 H2 = C8H18 + 8 H2O
Pb(NO3)2 + HOH = Pb(OH)2 + H(NO3) =>
Pb(NO3)2 + 2 HOH = Pb(OH)2 + 2 H(NO3)
NH4ClO4 = N2 + Cl2 + O2 + H2O =>
2 NH4ClO4 = N2 + Cl2 + 2 O2 + 4 H2O
C10H22(l) + O2(g) = CO2(g) + H2O =>
2 C10H22(l) + 31 O2(g) = 20 CO2(g) + 22 H2O
(NH2)2CNH + H2O = (NH2)2CNH2{+} + OH{-} =>
(NH2)2CNH + H2O = (NH2)2CNH2{+} + OH{-}
Fe(OH)3 + H2C2O4 = Fe(C2O4)3 + H2O + H =>
Fe(OH)3 + 3 H2C2O4 = Fe(C2O4)3 + 3 H2O + 3 H
RuCl3*H2O + PPh3 = RuCl2(PPh3)3 + OPPh3 + H2O + HCl =>
2 RuCl3*H2O + 7 PPh3 = 2 RuCl2(PPh3)3 + OPPh3 + H2O + 2 HCl
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
K(s) + Cl2(g) = KCl =>
2 K(s) + Cl2(g) = 2 KCl
C8H16 + O2 = C8H16O2 =>
C8H16 + O2 = C8H16O2
NaH2O = NaOH + H2 =>
2 NaH2O = 2 NaOH + H2
Be(s) + H2O = Be(OH)2(s) + H2(g) =>
Be(s) + 2 H2O = Be(OH)2(s) + H2(g)
AgNO3 + Mg3(AsO3)2 = Ag3AsO3 + Mg(NO3)2 =>
6 AgNO3 + Mg3(AsO3)2 = 2 Ag3AsO3 + 3 Mg(NO3)2
LiOH(aq) + HI(aq) = H2O(l) + LiI(aq) =>
LiOH(aq) + HI(aq) = H2O(l) + LiI(aq)
F + Ca = CaF =>
F + Ca = CaF
KOCl + PbO = PbO2 + KCl =>
KOCl + PbO = PbO2 + KCl
Fe2(SO4)3(aq) + CaCl2(aq) = FeCl3(aq) + CaSO4(aq) =>
Fe2(SO4)3(aq) + 3 CaCl2(aq) = 2 FeCl3(aq) + 3 CaSO4(aq)
Fe(OH)3(s) + H3O{+}(aq) = Fe{3+}(aq) + H2O(l) =>
Fe(OH)3(s) + 3 H3O{+}(aq) = Fe{3+}(aq) + 6 H2O(l)
Zn(s) + SnCl2(aq) = ZnCl2(aq) + Sn(s) =>
Zn(s) + SnCl2(aq) = ZnCl2(aq) + Sn(s)
Zr + MoO3 = ZrO2 + Mo =>
3 Zr + 2 MoO3 = 3 ZrO2 + 2 Mo
H2 + Ag3PO4 = H3PO4 + Ag =>
3 H2 + 2 Ag3PO4 = 2 H3PO4 + 6 Ag
C2H5ClNaOH = C2H6ONaCl =>
C2H5ClNaOH = C2H6ONaCl
Cr2(SO4)3 + KHCO3 = Cr(OH)3 + K2SO4 + CO2 =>
Cr2(SO4)3 + 6 KHCO3 = 2 Cr(OH)3 + 3 K2SO4 + 6 CO2
LiPO4 + Ca(NO3)2 = Ca(PO4)2 + LiNO3 =>
2 LiPO4 + Ca(NO3)2 = Ca(PO4)2 + 2 LiNO3
C + H2SO4 = CO2 + H2O + SO2 =>
C + 2 H2SO4 = CO2 + 2 H2O + 2 SO2
NO2 + H2O + O2 = HNO3 =>
4 NO2 + 2 H2O + O2 = 4 HNO3
Fe(C2H3O2)3 + MgSO4 = Mg(C2H3O2)2 + Fe2(SO4)3 =>
2 Fe(C2H3O2)3 + 3 MgSO4 = 3 Mg(C2H3O2)2 + Fe2(SO4)3
CH3CH12CH3 + O2 = H2O + CO2 =>
2 CH3CH12CH3 + 15 O2 = 18 H2O + 6 CO2
N2H4 + KMnO4 + H2SO4 = N2 + K2SO4 + H2O + MnSO4 =>
5 N2H4 + 4 KMnO4 + 6 H2SO4 = 5 N2 + 2 K2SO4 + 16 H2O + 4 MnSO4
CH4 + N2 + H2O = CO2 + NH3 =>
3 CH4 + 4 N2 + 6 H2O = 3 CO2 + 8 NH3
Cr + H3PO4 = CrPO4 + H2 =>
2 Cr + 2 H3PO4 = 2 CrPO4 + 3 H2
C6H12O6 = C15H32 + CO2 + H2O =>
23 C6H12O6 = 6 C15H32 + 48 CO2 + 42 H2O
Fe2C3O9 + C2H4O2 = Fe2C6H12O6 + CO2 + H2O =>
4 Fe2C3O9 + 15 C2H4O2 = 4 Fe2C6H12O6 + 18 CO2 + 6 H2O
Al(OH)3 + (NH3*H2O) = Al(NH3)6(OH)3 + H2O =>
Al(OH)3 + 6(NH3*H2O) = Al(NH3)6(OH)3 + 6 H2O
Mg(s)HCl(AQ) = Mg(AQ)HCl(g) =>
Mg(s)HCl(AQ) = Mg(AQ)HCl(g)
C57H104O6 + KOH = C17H33COOK + CH2CHCH2OHOHOH =>
C57H104O6 + 3 KOH = 3 C17H33COOK + CH2CHCH2OHOHOH
HCl = H2 + Cl =>
2 HCl = H2 + 2 Cl
MnO2 + Li2SO3 + H2SO4 = MnSO4 + Li2SO4 + H2O =>
MnO2 + Li2SO3 + H2SO4 = MnSO4 + Li2SO4 + H2O
CrO5 + H2SO4 + KI = I2 + Cr2(SO4)3 + K2SO4 + H2O =>
2 CrO5 + 10 H2SO4 + 14 KI = 7 I2 + Cr2(SO4)3 + 7 K2SO4 + 10 H2O
CH3COOH + CaCO3 = (CH3COO)2Ca + CO2 + H2 =>
5 CH3COOH + 2 CaCO3 = 2(CH3COO)2Ca + 4 CO2 + 4 H2
H2 + Ag3PO4 = H3PO4 + Ag =>
3 H2 + 2 Ag3PO4 = 2 H3PO4 + 6 Ag
CH4 + N2 + H2O = CO2 + NH3 =>
3 CH4 + 4 N2 + 6 H2O = 3 CO2 + 8 NH3
H2NC(O)NH2 + H2SO4 = CO2 + SO2 + N2H2 + H2O =>
H2NC(O)NH2 + 2 H2SO4 = CO2 + 2 SO2 + N2H2 + 3 H2O
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
HCl(ac) + Al = AlCl3 + H2(g) =>
6 HCl(ac) + 2 Al = 2 AlCl3 + 3 H2(g)
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Ni(s) + CrCl3(aq) = Cr(s) + NiCl(aq) =>
3 Ni(s) + CrCl3(aq) = Cr(s) + 3 NiCl(aq)
LiBr + AlCl = LiCl + AlBr =>
LiBr + AlCl = LiCl + AlBr
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