| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 H2 + N2 = 2 NH3
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Nickel(II)hydroxide = nickel(II)oxide + water =>
Ni(OH)2 = NiO + H2O
AlI3 + Pb(C2H3O2)2 = Al(C2H3O2)3 + PbI2 =>
2 AlI3 + 3 Pb(C2H3O2)2 = 2 Al(C2H3O2)3 + 3 PbI2
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
HCl(aq) + Na2SO3 = NaCl(aq) + H2O + SO2(g) =>
2 HCl(aq) + Na2SO3 = 2 NaCl(aq) + H2O + SO2(g)
AgNO3 + K2CrO4 = Ag2CrO4 + KNO3 =>
2 AgNO3 + K2CrO4 = Ag2CrO4 + 2 KNO3
K2SO3 + HNO3 = KNO3 + SO2 + H2O =>
K2SO3 + 2 HNO3 = 2 KNO3 + SO2 + H2O
C(s) + O2(g) = CO(g) =>
2 C(s) + O2(g) = 2 CO(g)
SiCl4 + H2O(l) = SiO2(s) + HCl(aq) =>
SiCl4 + 2 H2O(l) = SiO2(s) + 4 HCl(aq)
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Li + O2 = LiO2 =>
Li + O2 = LiO2
C + O2 + H2 = CH3COOH =>
2 C + O2 + 2 H2 = CH3COOH
K2Cr2O7 + BaCl2 + H2O = BaCrO4 + KCl + HCl =>
K2Cr2O7 + 2 BaCl2 + H2O = 2 BaCrO4 + 2 KCl + 2 HCl
N2H4 + H2O2 = HNO3 + H2O =>
N2H4 + 7 H2O2 = 2 HNO3 + 8 H2O
Fe(III)PO4 + Na2SO4 = Fe(III)SO4 + Na2PO4 =>
Fe(III)PO4 + Na2SO4 = Fe(III)SO4 + Na2PO4
HClO3 + H2S = H2O + S + HCl =>
HClO3 + 3 H2S = 3 H2O + 3 S + HCl
MnO4{-} + H2S + H{+} = Mn{2+} + S + H2O =>
2 MnO4{-} + 5 H2S + 6 H{+} = 2 Mn{2+} + 5 S + 8 H2O
Li + N2 = Li3N =>
6 Li + N2 = 2 Li3N
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
HIO4 + HI = I2 + H2O =>
HIO4 + 7 HI = 4 I2 + 4 H2O
oxygen + hydrogen = water =>
O2 + 2 H2 = 2 H2O
NH3 + H3S = NH4H2S =>
NH3 + H3S = NH4H2S
C + SO2 = CS + CO =>
3 C + SO2 = CS + 2 CO
CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
H2 + NO = H2O + N =>
H2 + NO = H2O + N
I2 + Cl2 = ICl =>
I2 + Cl2 = 2 ICl
Al3 + O2 = Al2O3 =>
4 Al3 + 9 O2 = 6 Al2O3
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
Li + O2 = LiO =>
2 Li + O2 = 2 LiO
Fe + HNO3 = Fe(NO3)3 + H2 =>
2 Fe + 6 HNO3 = 2 Fe(NO3)3 + 3 H2
H2 + NO = H2O + N2 =>
2 H2 + 2 NO = 2 H2O + N2
CH4 + O2 = CO2 + H20 =>
5 CH4 + 5 O2 = 5 CO2 + H20
Fe + S2 = FeS2 =>
Fe + S2 = FeS2
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
CO + H2O = CO2 + H2 =>
CO + H2O = CO2 + H2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Ba + CO2 + OH = BaCO3 + H2O =>
Ba + CO2 + 2 OH = BaCO3 + H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Cr(OH)4{-} + H2O2 + OH{-} = CrO4{-2} + H2O =>
2 Cr(OH)4{-} + 3 H2O2 + 2 OH{-} = 2 CrO4{-2} + 8 H2O
O2 + Ca = CaO =>
O2 + 2 Ca = 2 CaO
Cu + HNO3 = NO + Cu(NO3)2 + H2O =>
3 Cu + 8 HNO3 = 2 NO + 3 Cu(NO3)2 + 4 H2O
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
H2O2 = O2 + H2O =>
2 H2O2 = O2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/03/14
Équations équilibrées sur03/05/13
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