| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ca + 2 HCl = CaCl2 + H2
Na3[Al(OH)6] + HNO3 = Al(OH)3 + NaNO3 + H2O =>
Na3[Al(OH)6] + 3 HNO3 = Al(OH)3 + 3 NaNO3 + 3 H2O
(NH4)I + Ag(NO3) = (NH4)(NO3) + AgI =>
(NH4)I + Ag(NO3) = (NH4)(NO3) + AgI
Na2CO3 + HPO4 = Na2HPO4CO3 =>
Na2CO3 + HPO4 = Na2HPO4CO3
CH3OH + CH3CH2CH2COOH = C5H10O2 + H2O =>
CH3OH + CH3CH2CH2COOH = C5H10O2 + H2O
Na2SO4NaOH = NaSO4Na2OH =>
Na2SO4NaOH = NaSO4Na2OH
MgSO4 + CaS = MgS + CaSO4 =>
MgSO4 + CaS = MgS + CaSO4
ZnO(s) + HCl(aq) = H2O(g) + ZnCl2(aq) =>
ZnO(s) + 2 HCl(aq) = H2O(g) + ZnCl2(aq)
CuCl2 + Cu(OH)2 = Cu2(OH)3Cl =>
CuCl2 + 3 Cu(OH)2 = 2 Cu2(OH)3Cl
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
AlOH3 + NaOH + H2O = NaAl(OH)4 + H2 =>
AlOH3 + NaOH + 2 H2O = NaAl(OH)4 + 2 H2
NaOH + Zn = NaOHZn =>
NaOH + Zn = NaOHZn
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Cr2O3 + H2SO4 = CrH(SO4)2 + H2O =>
Cr2O3 + 4 H2SO4 = 2 CrH(SO4)2 + 3 H2O
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
SO2 + OH{-} = SO2OH{-} =>
SO2 + OH{-} = SO2OH{-}
Cu(NH3)4SO4 + NaOH = Cu(OH)2 + Na2SO4 + NH3 =>
Cu(NH3)4SO4 + 2 NaOH = Cu(OH)2 + Na2SO4 + 4 NH3
Cr2O3 + H2SO4 = CrH(SO4)2 + H2O =>
Cr2O3 + 4 H2SO4 = 2 CrH(SO4)2 + 3 H2O
C6H12O6 = C2H6O + CO2 =>
C6H12O6 = 2 C2H6O + 2 CO2
KCO3 = KO + CO2 =>
KCO3 = KO + CO2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Br + Fe(NO3)3 = Fe(Br)3 + NO3 =>
3 Br + Fe(NO3)3 = Fe(Br)3 + 3 NO3
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
CO + NO = CO2 + N2 =>
2 CO + 2 NO = 2 CO2 + N2
CH3CH2OH + H2O = CO2 + H2 =>
CH3CH2OH + 3 H2O = 2 CO2 + 6 H2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Na3(PO4) + Ni(NO3)2 = Ni3(PO4)2 + Na(NO3) =>
2 Na3(PO4) + 3 Ni(NO3)2 = Ni3(PO4)2 + 6 Na(NO3)
CO2 + K(OH) = K2(CO3) + H2O =>
CO2 + 2 K(OH) = K2(CO3) + H2O
NaCl + AgC2H3O2 = NaC2H3O2 + AgCl =>
NaCl + AgC2H3O2 = NaC2H3O2 + AgCl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Fe(NO3)2 + FeCl3 = FeCl2 + Fe(NO3)3 =>
3 Fe(NO3)2 + 2 FeCl3 = 3 FeCl2 + 2 Fe(NO3)3
Na2SO4(aq) + SrI2(aq) = NaI(aq) + SrSO4(s) =>
Na2SO4(aq) + SrI2(aq) = 2 NaI(aq) + SrSO4(s)
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
ClO3{-} + H{+} = Cl2 + O2 + H2O =>
4 ClO3{-} + 4 H{+} = 2 Cl2 + 5 O2 + 2 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
MgO + HBr = MgBr2 + H2O =>
MgO + 2 HBr = MgBr2 + H2O
C9H12O5 + O2 = CO2 + H2O =>
2 C9H12O5 + 19 O2 = 18 CO2 + 12 H2O
NaH + Ba(OH)2 = BaH2 + NaOH =>
2 NaH + Ba(OH)2 = BaH2 + 2 NaOH
SiO2 + Li2O = Li2SiO3 =>
SiO2 + Li2O = Li2SiO3
Na2B4O7*10H2O + NaOH + H2O2 = Na2B2O6*2H2O + H2O =>
Na2B4O7*10H2O + 2 NaOH + 4 H2O2 = 2 Na2B2O6*2H2O + 11 H2O
Fe(NO3)2 + H2S = FeS + NHO3 =>
Fe(NO3)2 + H2S = FeS + 2 NHO3
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
HI + Ag = AgI + H2 =>
2 HI + 2 Ag = 2 AgI + H2
HNO3 + Zn = Zn(NO3)2 + NH4(NO3) + H2O =>
10 HNO3 + 4 Zn = 4 Zn(NO3)2 + NH4(NO3) + 3 H2O
Cr2O3 + H2SO4 = Cr2(SO4)3 + H2O =>
Cr2O3 + 3 H2SO4 = Cr2(SO4)3 + 3 H2O
Sb + H2O = Sb2O3 + H2 =>
2 Sb + 3 H2O = Sb2O3 + 3 H2
H2O + Cd + Ni2O3 = Cd(OH)2 + Ni(OH)2 =>
3 H2O + Cd + Ni2O3 = Cd(OH)2 + 2 Ni(OH)2
Cr + SnCl4 = CrCl3 + Sn =>
4 Cr + 3 SnCl4 = 4 CrCl3 + 3 Sn
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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