| Équations équilibrées la veille |
K(s) + H2O(l) = KOH(aq) + H(g)
AgCH3COO + K2S = K2(CH3COO)2 + Ag2S =>
2 AgCH3COO + K2S = K2(CH3COO)2 + Ag2S
H3PO4 + HNO3 = P4 + NO3 + H2O =>
4 H3PO4 + 20 HNO3 = P4 + 20 NO3 + 16 H2O
CH15H32 + O2 = CO2 + H2O =>
4 CH15H32 + 51 O2 = 4 CO2 + 94 H2O
KMnO4 + H2SO4 = K2SO4 + Mn2SO4 + H2O + O2 =>
2 KMnO4 + 2 H2SO4 = K2SO4 + Mn2SO4 + 2 H2O + 3 O2
Mg(s) + CO2(g) = CO(g) + MgO(s) =>
Mg(s) + CO2(g) = CO(g) + MgO(s)
H2SO4(aq) + Li2SO3(aq) = Li2SO4(aq) + H2SO3 =>
H2SO4(aq) + Li2SO3(aq) = Li2SO4(aq) + H2SO3
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
FeCl2 + H2O2 + HCl = FeCl3 + H2O =>
2 FeCl2 + H2O2 + 2 HCl = 2 FeCl3 + 2 H2O
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Cd(NO3)2 + K2CO3 = Cd2(CO3)2 + KNO3 =>
2 Cd(NO3)2 + 2 K2CO3 = Cd2(CO3)2 + 4 KNO3
CH2 + CH3OH = C2H5OH =>
CH2 + CH3OH = C2H5OH
NaClAgNO3 = NaNO3AgCl = =>
NaClAgNO3 = NaNO3AgCl
H2S(aq) + Ca(OH)2(aq) = CaS + H2O =>
H2S(aq) + Ca(OH)2(aq) = CaS + 2 H2O
HFO4 + N4O10 = F2 + HNO3 + O2 =>
4 HFO4 + N4O10 = 2 F2 + 4 HNO3 + 7 O2
Cu4 = Cu =>
Cu4 = 4 Cu
MnO + Al = Al2O3 + Mn =>
3 MnO + 2 Al = Al2O3 + 3 Mn
CI4 = C + I2 =>
CI4 = C + 2 I2
C3H7NO2 + H2O = C2H3O2{-} + NH4 + HCO3{-} + H{+} =>
8 C3H7NO2 + 12 H2O = 11 C2H3O2{-} + 8 NH4 + 2 HCO3{-} + 13 H{+}
C4H11N + O2 = CO2 + H2O + NO2 =>
4 C4H11N + 31 O2 = 16 CO2 + 22 H2O + 4 NO2
LiH + AlCl3 = Li[AlH4] + LiCl =>
4 LiH + AlCl3 = Li[AlH4] + 3 LiCl
C3(H8) + O2 = C(O)2 + H2O =>
C3(H8) + 5 O2 = 3 C(O)2 + 4 H2O
HBrO3 + H2S = Br2O + S + H2O =>
2 HBrO3 + 4 H2S = Br2O + 4 S + 5 H2O
H2O2 + C6H10 = C6H10O4 + H2O =>
4 H2O2 + C6H10 = C6H10O4 + 4 H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
NHO3 + Cu = Cu(NO3)2 + NO2 + H2O =>
4 NHO3 + Cu = Cu(NO3)2 + 2 NO2 + 2 H2O
RbCIO3 = RbCI + O2 =>
2 RbCIO3 = 2 RbCI + 3 O2
HI + S = H2S + I2 =>
2 HI + S = H2S + I2
Al2(SO4)3 = Al2O3 + SO2 + O2 =>
2 Al2(SO4)3 = 2 Al2O3 + 6 SO2 + 3 O2
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
MgCl2Zn(NO3)2 = Mg(NO3)2ZnCl2 =>
MgCl2Zn(NO3)2 = Mg(NO3)2ZnCl2
Fe(s)Cl2(g) = FeCl2(g) =>
Fe(s)Cl2(g) = FeCl2(g)
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
Zn + HCl + O2 = ZnClO2 + H =>
Zn + HCl + O2 = ZnClO2 + H
HCOOH + O2 = H2O + CO2 =>
2 HCOOH + O2 = 2 H2O + 2 CO2
CH3CHCHCH3 + KMnO4 + H2O = CH3OHCHOHCH2CH3 + Mn2O + KOH =>
12 CH3CHCHCH3 + 2 KMnO4 + 19 H2O = 12 CH3OHCHOHCH2CH3 + Mn2O + 2 KOH
S + Pd = SPd =>
S + Pd = SPd
Ba3N2 + H2O = Ba(OH)2 + NH4OH =>
Ba3N2 + 8 H2O = 3 Ba(OH)2 + 2 NH4OH
K2Cr2O7 + HCl + SnCl2 = KCl + CrCl2 + SnCl4 + H2O =>
K2Cr2O7 + 14 HCl + 4 SnCl2 = 2 KCl + 2 CrCl2 + 4 SnCl4 + 7 H2O
Zn + O{2} = ZnO{2} =>
Zn + O{2} = ZnO{2}
Fe2(CO3)3 + Co(ClO3)4 = Fe(ClO3)3 + Co(CO3)2 =>
2 Fe2(CO3)3 + 3 Co(ClO3)4 = 4 Fe(ClO3)3 + 3 Co(CO3)2
N + H2 = NH3 =>
2 N + 3 H2 = 2 NH3
C4H6O2 + CH3NH2 = C5H9NO + H2O =>
C4H6O2 + CH3NH2 = C5H9NO + H2O
Cu(NO3)2BaCl2 = CuCl2Ba(NO3)2 =>
Cu(NO3)2BaCl2 = CuCl2Ba(NO3)2
Hg(OH)2 + HNO2 = H2O + Hg(NO2)2 =>
Hg(OH)2 + 2 HNO2 = 2 H2O + Hg(NO2)2
AlI3KOH = Al(OH)KI3 =>
AlI3KOH = Al(OH)KI3
HCOOH + Cu(OH)2 = (HCOO)2Cu + H2O =>
2 HCOOH + Cu(OH)2 = (HCOO)2Cu + 2 H2O
MgSO3 + HNO3 = Mg(NO3)2 + H2O + SO2 =>
MgSO3 + 2 HNO3 = Mg(NO3)2 + H2O + SO2
Mg + Pb(CH3CO2)2 = Mg(CH3CO2)2 + Pb =>
Mg + Pb(CH3CO2)2 = Mg(CH3CO2)2 + Pb
H2O2(aq) + N2H4(aq) = H2O(l) + N2(g) =>
2 H2O2(aq) + N2H4(aq) = 4 H2O(l) + N2(g)
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