| Équations équilibrées la veille |
3 HIO3 + Al(OH)3 = Al(IO3)3 + 3 H2O
Zn + HNO3 = Zn(NO3)2 + NH4NH4NO3 + H2O =>
17 Zn + 40 HNO3 = 17 Zn(NO3)2 + 2 NH4NH4NO3 + 12 H2O
Ba(NO3)2 + C2H6O2 = Ba + HNO3 + CO2 + N =>
10 Ba(NO3)2 + 3 C2H6O2 = 10 Ba + 18 HNO3 + 6 CO2 + 2 N
K3PO4 + [NH4]2SO4 = [NH4]3PO4 + K2SO4 =>
2 K3PO4 + 3[NH4]2SO4 = 2[NH4]3PO4 + 3 K2SO4
HCl + C6H8O7 = ClC6H7O6 + H2O =>
HCl + C6H8O7 = ClC6H7O6 + H2O
PhCH3 + KMnO4 + SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
8 PhCH3 + 6 KMnO4 + 9 SO4 = 8 PhCOOH + 3 K2SO4 + 6 MnSO4 + 8 H2O
Al + OH = AlO + H2O =>
Al + 2 OH = AlO + H2O
C6H5CH3 + K2Cr2O7 + HCl = C6H5COOH + CrCl3 + KCl + H2O =>
C6H5CH3 + K2Cr2O7 + 8 HCl = C6H5COOH + 2 CrCl3 + 2 KCl + 5 H2O
Na2CO3 + NiCl2 = Ni2CO3 + NaCl2 =>
Na2CO3 + 2 NiCl2 = Ni2CO3 + 2 NaCl2
H + (CO3)2 = H2O + CO2 =>
4 H + (CO3)2 = 2 H2O + 2 CO2
KMnO4 + NaNO2 + KOH = K2MnO4 + H2O + NaNO3 =>
2 KMnO4 + NaNO2 + 2 KOH = 2 K2MnO4 + H2O + NaNO3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Mg(NO3)2 + Ba(OH)2 = Mg(OH)2 + Ba(NO3)2 =>
Mg(NO3)2 + Ba(OH)2 = Mg(OH)2 + Ba(NO3)2
K2O + H2O = K + OH =>
K2O + H2O = 2 K + 2 OH
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Al + H2SO4 = Al(HSO4) + H2 =>
2 Al + 2 H2SO4 = 2 Al(HSO4) + H2
NaOH + CaCl2 = Na4Cl4 + Ca2(OH)4 =>
4 NaOH + 2 CaCl2 = Na4Cl4 + Ca2(OH)4
Na2S2O3 + CuSO4 = Na3[Cu(S2O3)2] + Na2SO4 + Na2S4O6 =>
6 Na2S2O3 + 2 CuSO4 = 2 Na3[Cu(S2O3)2] + 2 Na2SO4 + Na2S4O6
C6H10 + KMnO4 + OH{-} = C6H8O2{-2} + Mn{+2} + K + H2O =>
3 C6H10 + 2 KMnO4 + 2 OH{-} = 3 C6H8O2{-2} + 2 Mn{+2} + 2 K + 4 H2O
SiC + Cl2 = SiCl4 + C =>
SiC + 2 Cl2 = SiCl4 + C
Pb(NO3)2 + H2O = Pb(OH)2 + HNO3 =>
Pb(NO3)2 + 2 H2O = Pb(OH)2 + 2 HNO3
Ba(NO3)2 + H2SO4 = HNO3 + Ba2(SO4)2 =>
2 Ba(NO3)2 + 2 H2SO4 = 4 HNO3 + Ba2(SO4)2
BaOH2 + MgS = BaS + MgOH2 =>
BaOH2 + MgS = BaS + MgOH2
BaCO3 + Bi2O3 + Ir + O2 = Ba2BiIrO6 + CO2 =>
8 BaCO3 + 2 Bi2O3 + 4 Ir + 5 O2 = 4 Ba2BiIrO6 + 8 CO2
AgNO3 + H2O = Ag + HNO3 + AgO =>
2 AgNO3 + H2O = Ag + 2 HNO3 + AgO
Mn2O7 + K2SO4 + H2O = KMnO4 + H2SO4 =>
Mn2O7 + K2SO4 + H2O = 2 KMnO4 + H2SO4
Cr(C2H3O2)6 + KOH = Cr(OH)6 + KC2H3O2 =>
Cr(C2H3O2)6 + 6 KOH = Cr(OH)6 + 6 KC2H3O2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
(CH3)2H2H2 + N2O4 = N2 + H2O + CO2 =>
4(CH3)2H2H2 + 9 N2O4 = 9 N2 + 20 H2O + 8 CO2
Fe2O3 + HClO4 = Fe(ClO4)3 + H2O =>
Fe2O3 + 6 HClO4 = 2 Fe(ClO4)3 + 3 H2O
KHS = HS + K =>
KHS = HS + K
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H2SO4 + AuH3O3 = Au2(SO4)3 + H2O =>
3 H2SO4 + 2 AuH3O3 = Au2(SO4)3 + 6 H2O
Cu2O + Al = Cu + Al2O3 =>
3 Cu2O + 2 Al = 6 Cu + Al2O3
CH3NO2 + Fe + HCl = CH3NH3Cl + FeCl2 + H2O =>
CH3NO2 + 3 Fe + 7 HCl = CH3NH3Cl + 3 FeCl2 + 2 H2O
Pb(C2H3O2)2 + Cu = Pb + Cu(C2H3O2)2 =>
Pb(C2H3O2)2 + Cu = Pb + Cu(C2H3O2)2
SiCl4(i) + H2(i) = Si(s) + HCl4(aq) =>
2 SiCl4(i) + H2(i) = 2 Si(s) + 2 HCl4(aq)
S + Li = SLi3 =>
S + 3 Li = SLi3
LiCl + Br2 = LiBr + Cl2 =>
2 LiCl + Br2 = 2 LiBr + Cl2
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Pb(NO3)2 + K2S = KNO3 + PbS =>
Pb(NO3)2 + K2S = 2 KNO3 + PbS
C4H9Br + KOH = KBr + C4H8 + H2O =>
C4H9Br + KOH = KBr + C4H8 + H2O
Fe + HNO3 = Fe(NO3)3 + H2O + N2O =>
8 Fe + 30 HNO3 = 8 Fe(NO3)3 + 15 H2O + 3 N2O
Cu2O + H2SO4 + KMnO4 = CuSO4 + Mn2SO4 + K2SO4 + H2O =>
6 Cu2O + 14 H2SO4 + 2 KMnO4 = 12 CuSO4 + Mn2SO4 + K2SO4 + 14 H2O
(NH4)2C2O4 = CH3NO2 + H2 =>
(NH4)2C2O4 = 2 CH3NO2 + H2
C3H5(OH)2 + PCl5 = C3H5Cl + POCl3 + Cl + H2O =>
C3H5(OH)2 + PCl5 = C3H5Cl + POCl3 + Cl + H2O
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
K2O(s) + HI(aq) = K2OH + I =>
K2O(s) + HI(aq) = K2OH + I
KI + K2CrO7 + H2SO4 = Cr2(SO4)3 + K2SO4 + I2 + H2O =>
18 KI + 2 K2CrO7 + 14 H2SO4 = Cr2(SO4)3 + 11 K2SO4 + 9 I2 + 14 H2O
NaClO2 + C3H6O3 = ClO2 + C3H5NaO3 + H2 =>
2 NaClO2 + 2 C3H6O3 = 2 ClO2 + 2 C3H5NaO3 + H2
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