| Équations équilibrées la veille | Équations équilibrées le lendemain |
FeS + 3 Fe2O3 = 7 FeO + SO2
S + O2 + H2O = SO42{-} + H{+} =>
4 S + 83 O2 + 2 H2O = 4 SO42{-} + 4 H{+}
Al + KNO3 = N2 + K2O + Al2O3 =>
10 Al + 6 KNO3 = 3 N2 + 3 K2O + 5 Al2O3
KNO3 + BaCl2 = KCl2 + Ba(NO3) =>
KNO3 + BaCl2 = KCl2 + Ba(NO3)
Na(C2H3O2) + K(OH) = NaK + (OH)(C2H3O2) =>
Na(C2H3O2) + K(OH) = NaK + (OH)(C2H3O2)
NaCl(s) + H2SO4 = NaHSO4(aq) + HCl(g) =>
NaCl(s) + H2SO4 = NaHSO4(aq) + HCl(g)
KMnO4 + K2SO3 + NaOH = KNaMnO4 + K2SO4 + H2O =>
2 KMnO4 + K2SO3 + 2 NaOH = 2 KNaMnO4 + K2SO4 + H2O
MgCl2(aq) + AgNO3(ag) = Mg(NO3)2(ag) + AgCl(s) =>
MgCl2(aq) + 2 AgNO3(ag) = Mg(NO3)2(ag) + 2 AgCl(s)
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
HCHO + [Ag(NH3)2]{+} + OH{-} = (NH4)2CO3 + Ag + NH3 + H2O =>
HCHO + 4[Ag(NH3)2]{+} + 4 OH{-} = (NH4)2CO3 + 4 Ag + 6 NH3 + 2 H2O
Fe(OH)3 = Fe + HO =>
Fe(OH)3 = Fe + 3 HO
Mg + OCl{-} + H2O = Mg(OH)2 + Cl{-} =>
Mg + OCl{-} + H2O = Mg(OH)2 + Cl{-}
Zn(OH)2SO4 = ZnSO4 + H2 + O2 =>
Zn(OH)2SO4 = ZnSO4 + H2 + O2
Pb(NO3)2 + K2CrO4 = PbO4 + K2Cr(NO3)2 =>
Pb(NO3)2 + K2CrO4 = PbO4 + K2Cr(NO3)2
Zr + Ag2O = Ag + ZrO2 =>
Zr + 2 Ag2O = 4 Ag + ZrO2
N2O4(g) + N2H4(g) = N2(g) + H2O(g) =>
N2O4(g) + 2 N2H4(g) = 3 N2(g) + 4 H2O(g)
Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
Ag2C2O4 = Ag + C + O =>
Ag2C2O4 = 2 Ag + 2 C + 4 O
S2 = S =>
S2 = 2 S
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
Mg(NO3)2 + NaOH = MgNa + (NO3)2OH =>
Mg(NO3)2 + NaOH = MgNa + (NO3)2OH
O2 = O3 =>
3 O2 = 2 O3
C8H18 + O2 = (CO2) + (H2O) =>
2 C8H18 + 25 O2 = 16(CO2) + 18(H2O)
C5H5 + Fe = Fe(C5H5)2 =>
2 C5H5 + Fe = Fe(C5H5)2
Fe + KCNS = Fe(CNS)3 + K =>
Fe + 3 KCNS = Fe(CNS)3 + 3 K
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Mg + Cr(CIO3)3 = Cr + Mg(CIO3)2 =>
3 Mg + 2 Cr(CIO3)3 = 2 Cr + 3 Mg(CIO3)2
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Zn(CH3COO)2(H2O)2 + KOH = ZnO + H2O + CH3COOK =>
Zn(CH3COO)2(H2O)2 + 2 KOH = ZnO + 3 H2O + 2 CH3COOK
NaBO2*4H2O + Na2B4O7*10H2O + BaCl2*2H2O = Ba2B6O11*17H2O + H2O + NaCl =>
2 NaBO2*4H2O + Na2B4O7*10H2O + 2 BaCl2*2H2O = Ba2B6O11*17H2O + 5 H2O + 4 NaCl
Cu + HNO3 = Cu(NO3)NO2 + H2O =>
Cu + 2 HNO3 = Cu(NO3)NO2 + H2O
HCl + C20H14O4 + NH4OH = NH4OHC20H14O4HCl =>
HCl + C20H14O4 + NH4OH = NH4OHC20H14O4HCl
CrO(s) + H2O(g) = Cr(OH)2(s) =>
CrO(s) + H2O(g) = Cr(OH)2(s)
W(OH)6 + SO3 = W2(SO4)6 + H2O =>
2 W(OH)6 + 6 SO3 = W2(SO4)6 + 6 H2O
Co(NO3)2 + KBr = CoBr + K(NO3)2 =>
Co(NO3)2 + KBr = CoBr + K(NO3)2
Be(OH)2 + H2SO4 = BeSO4 + H2O =>
Be(OH)2 + H2SO4 = BeSO4 + 2 H2O
Cu + HBr = CuBr + H2 =>
2 Cu + 2 HBr = 2 CuBr + H2
Na2O2 + NO3 = NaNO3 + O2 =>
Na2O2 + 2 NO3 = 2 NaNO3 + O2
La200O300 + Ni100O100 + Fe200O300 + Ca100C100O300 + O200 = La90Ca10Fe95Ni5O300 + C100O200 =>
36 La200O300 + 4 Ni100O100 + 38 Fe200O300 + 8 Ca100C100O300 + 3 O200 = 80 La90Ca10Fe95Ni5O300 + 8 C100O200
Al(NO3)2 + (NH2)2CO = Al2O3 + CO2 + N2 + H2O =>
2 Al(NO3)2 + 3(NH2)2CO = Al2O3 + 3 CO2 + 5 N2 + 6 H2O
Al(OH)3 + H2(SO4) = Al2 + (SO4)3 + H2O =>
2 Al(OH)3 + 3 H2(SO4) = Al2 + (SO4)3 + 6 H2O
HC3H5O2 + NaOH = C3H5O2 + H2O + Na =>
HC3H5O2 + NaOH = C3H5O2 + H2O + Na
As2S3 + KOH + KNO3 = KNO2 + K3AsO4 + K2SO4 + H2O =>
As2S3 + 12 KOH + 14 KNO3 = 14 KNO2 + 2 K3AsO4 + 3 K2SO4 + 6 H2O
SiH4 + HNO3 + HF = H2SiF6 + NO2 + H2O =>
SiH4 + 8 HNO3 + 6 HF = H2SiF6 + 8 NO2 + 8 H2O
SO2 + KMnO4 + H2O = H2SO4 + K2SO4 + Mn =>
7 SO2 + 2 KMnO4 + 6 H2O = 6 H2SO4 + K2SO4 + 2 Mn
RbCl + H2SO4 = H2S + Cl2 + Rb2SO4 + H2O =>
8 RbCl + 5 H2SO4 = H2S + 4 Cl2 + 4 Rb2SO4 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/25/24
Équations équilibrées sur01/24/24
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