| Équations équilibrées la veille | Équations équilibrées le lendemain |
HgO + 2 H = Hg + H2O
Si + NaOH = Na4SiO4 + H2 =>
Si + 4 NaOH = Na4SiO4 + 2 H2
CH2O = CO + H2 =>
CH2O = CO + H2
SnS2 + (NH4)2S = (NH4)2[SnS3] =>
SnS2 + (NH4)2S = (NH4)2[SnS3]
N2O5 = N2O4 + O2 =>
2 N2O5 = 2 N2O4 + O2
Cr2O3 + Ca = Cr + CaO =>
Cr2O3 + 3 Ca = 2 Cr + 3 CaO
C6H9N3O2 + O2 = CH4N2O + CO2 + H2O =>
2 C6H9N3O2 + 10 O2 = 3 CH4N2O + 9 CO2 + 3 H2O
Cs(OH) + Br2 = CsBr + CsBrO3 + H2O =>
6 Cs(OH) + 3 Br2 = 5 CsBr + CsBrO3 + 3 H2O
NH3 + Pb(NO3)2 = PbH3 + N(NO3)2 =>
NH3 + Pb(NO3)2 = PbH3 + N(NO3)2
Ca3(PO4)2 + Si = CaSiO3 + P + CaO =>
2 Ca3(PO4)2 + 5 Si = 5 CaSiO3 + 4 P + CaO
FeCl + NaS = NaCl + FeS =>
FeCl + NaS = NaCl + FeS
Ba(OH)2*8H2O + NH4NO2 = Ba(NO3)2 + NH3 + H2O =>
3 Ba(OH)2*8H2O + 8 NH4NO2 = 3 Ba(NO3)2 + 10 NH3 + 28 H2O
(NH4)3PO4 + CaSO4 = (NH4)2SO4 + Ca3(PO4)2 =>
2(NH4)3PO4 + 3 CaSO4 = 3(NH4)2SO4 + Ca3(PO4)2
C13H24O4(s) + O2(g) = CO2(g) + H2O(l) =>
C13H24O4(s) + 17 O2(g) = 13 CO2(g) + 12 H2O(l)
K2CO3 + NaHSO4 = K2SO4 + Na2CO3 + H2O + CO2 =>
2 K2CO3 + 2 NaHSO4 = 2 K2SO4 + Na2CO3 + H2O + CO2
NaIO3 + NaHSO3 = NaHSO4 + Na2SO4 + H2O + I2 =>
2 NaIO3 + 5 NaHSO3 = 3 NaHSO4 + 2 Na2SO4 + H2O + I2
C16H10O7 + C8H18O = C24H38O4 + H2O =>
C16H10O7 + 4 C8H18O = 2 C24H38O4 + 3 H2O
N2H2 + KMnO4 + H2SO4 = NO + MnSO4 + KSO4 + H2O =>
2 N2H2 + 3 KMnO4 + 6 H2SO4 = 4 NO + 3 MnSO4 + 3 KSO4 + 8 H2O
Mg + I2 = MgI3 =>
2 Mg + 3 I2 = 2 MgI3
[Ag(NH3)2]Cl + Na2S2O3 = Na3[Ag(S2O3)2] + NH3 + NaCl =>
[Ag(NH3)2]Cl + 2 Na2S2O3 = Na3[Ag(S2O3)2] + 2 NH3 + NaCl
KMnO4 + H2SO4 + NaHSO3 = MnSO4 + K2SO4 + NaHSO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 NaHSO3 = 2 MnSO4 + K2SO4 + 5 NaHSO4 + 3 H2O
K4Fe(CN)6 + H2SO4 + H2O(i) = K2SO4 + FeSO4 + (NH4)2SO4 + CO(g) =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O(i) = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO(g)
Al + O9 = Al2O3 =>
6 Al + O9 = 3 Al2O3
C5H12 + Cl2 = C5H11 + HCl =>
2 C5H12 + Cl2 = 2 C5H11 + 2 HCl
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Al(SO4) + CaH = AlH + Ca(SO4) =>
Al(SO4) + CaH = AlH + Ca(SO4)
NH4HNO3 + O2 = N2O + H2O =>
4 NH4HNO3 + O2 = 4 N2O + 10 H2O
Fe2(SO4)3 + K2SO3 + H2O = K2SO4 + Fe(OH)2 + SO2 =>
Fe2(SO4)3 + 4 K2SO3 + 2 H2O = 4 K2SO4 + 2 Fe(OH)2 + 3 SO2
Cl2(g) + NaOH(aq) = NaCl(aq) + NaClO(aq) + H2O(l) =>
Cl2(g) + 2 NaOH(aq) = NaCl(aq) + NaClO(aq) + H2O(l)
AgBr = Ag + Br2 =>
2 AgBr = 2 Ag + Br2
Mg + NaNO3 = Mg(NO3)2 + Na =>
Mg + 2 NaNO3 = Mg(NO3)2 + 2 Na
C4 + H2O = CO2 + H =>
C4 + 8 H2O = 4 CO2 + 16 H
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
NH4Cl + HCl = NH3Cl2 + H2 =>
NH4Cl + HCl = NH3Cl2 + H2
Na2Cr2O7 + H2SO4 = Na2SO4 + Cr2(SO4)3 + H2O + O =>
Na2Cr2O7 + 4 H2SO4 = Na2SO4 + Cr2(SO4)3 + 4 H2O + 3 O
BaCl + MgO = BaO + MgCl =>
BaCl + MgO = BaO + MgCl
C6H8O7*H2O + NH4OH = (NH4)3C6H5O7 + H2O =>
C6H8O7*H2O + 3 NH4OH = (NH4)3C6H5O7 + 4 H2O
Na2C2O4 + CuC2O4 = Na2Cu(C2O4)2 =>
Na2C2O4 + CuC2O4 = Na2Cu(C2O4)2
SnCl2 + NH4NO3 = Sn(NO3)2 + ClNH4 =>
SnCl2 + 2 NH4NO3 = Sn(NO3)2 + 2 ClNH4
Ca(OH)2 + NaNO3 + H2O = Ca(NO3)2*4H2O + NaOH =>
Ca(OH)2 + 2 NaNO3 + 4 H2O = Ca(NO3)2*4H2O + 2 NaOH
H2O + Fe = Fe2O3 + H2 =>
3 H2O + 2 Fe = Fe2O3 + 3 H2
CH3OH + O2 = H2O + C3H8O268 =>
6 CH3OH + 267 O2 = 4 H2O + 2 C3H8O268
KBr + O2 = K2O + Br =>
4 KBr + O2 = 2 K2O + 4 Br
C18H34O2 + I = C18H34O2I =>
C18H34O2 + I = C18H34O2I
SO3{2-} + H2O2 = SO4{2-} + H2O =>
SO3{2-} + H2O2 = SO4{2-} + H2O
CH3OH + CuO = CH3O + Cu(OH) =>
CH3OH + CuO = CH3O + Cu(OH)
Sn + Ag2SO4 = Sn(SO4)2 + Ag =>
Sn + 2 Ag2SO4 = Sn(SO4)2 + 4 Ag
Co + H2SO4 = Co(SO4)2 + H2 =>
Co + 2 H2SO4 = Co(SO4)2 + 2 H2
C6H12O6 + C10H16N5O13P3 = C6H13O9P + C10H15N5O10P2 =>
C6H12O6 + C10H16N5O13P3 = C6H13O9P + C10H15N5O10P2
Fe + Cu2(SO4)2 = Fe(SO4) + Cu =>
2 Fe + Cu2(SO4)2 = 2 Fe(SO4) + 2 Cu
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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