| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 As2S3 + 2 H2O + 11 HNO3 = H3As4 + 6 H2SO4 + 11 NO
Os + Al = Os4Al13 =>
4 Os + 13 Al = Os4Al13
Fe + O = Fe2O3(s) =>
2 Fe + 3 O = Fe2O3(s)
FeAsS + O2 + H2O = Fe(OH)3 + HAsO3 + SO42{-} + H{+} =>
4 FeAsS + 91 O2 + 10 H2O = 4 Fe(OH)3 + 4 HAsO3 + 4 SO42{-} + 4 H{+}
CHSe + O2 = CO2 + H2O + SeO2 =>
4 CHSe + 9 O2 = 4 CO2 + 2 H2O + 4 SeO2
H3PO2 + Ag3AsO3 + H2O = H3PO4 + Ag + H3AsO3 =>
3 H3PO2 + 4 Ag3AsO3 + 6 H2O = 3 H3PO4 + 12 Ag + 4 H3AsO3
S8 + F2 = S1F6 =>
S8 + 24 F2 = 8 S1F6
C2H6 + F2 = C2 + HF =>
C2H6 + 3 F2 = C2 + 6 HF
C3H4 + H2 = C3H8 =>
C3H4 + 2 H2 = C3H8
BaCl2(aq) + Mg(s) = MgCl2(aq) + Ba(aq) =>
BaCl2(aq) + Mg(s) = MgCl2(aq) + Ba(aq)
SO2 + Sb2O3 = O + Sb2S3 =>
3 SO2 + Sb2O3 = 9 O + Sb2S3
NH3VO3 + H2SO4 = VO3SO4 + H2{+} + NH3{-} =>
NH3VO3 + H2SO4 = VO3SO4 + H2{+} + NH3{-}
sodium + zinciodide = sodiumiodide + zinc =>
2 Na + ZnI2 = 2 NaI + Zn
LiCl + Ba(NO3)2 = Li(NO3) + Ba(Cl)2 =>
2 LiCl + Ba(NO3)2 = 2 Li(NO3) + Ba(Cl)2
SO2 + Na2Cr2O7 + H2SO4 = Na2SO4 + Cr(SO4)2 + H2O =>
2 SO2 + Na2Cr2O7 + 3 H2SO4 = Na2SO4 + 2 Cr(SO4)2 + 3 H2O
KHP + HCl = H2P + KCl =>
KHP + HCl = H2P + KCl
KI + K2Cr2O7 + HCl = I2 + KCl + CrOI3 + H2O =>
8 KI + K2Cr2O7 + 10 HCl = I2 + 10 KCl + 2 CrOI3 + 5 H2O
Ru + Mg(NO3)2 = Ru(NO3) + Mg =>
2 Ru + Mg(NO3)2 = 2 Ru(NO3) + Mg
Mn + H2SO3 = MnSO3 + H2 =>
Mn + H2SO3 = MnSO3 + H2
C3H7COOH3 + H2O = C4H7COOH + CH3OH =>
3 C3H7COOH3 + 3 H2O = C4H7COOH + 7 CH3OH
Cu + Zn3(PO3)2 + O2 = Cu3(PO3)2 + ZnO =>
6 Cu + 2 Zn3(PO3)2 + 3 O2 = 2 Cu3(PO3)2 + 6 ZnO
Ca2(SO4)2 + Na2CO3 = Ca2(CO3)2 + Na2SO4 =>
Ca2(SO4)2 + 2 Na2CO3 = Ca2(CO3)2 + 2 Na2SO4
Fe3(PO4)2 + Zn(OH)2 = Fe(OH)2 + Zn3(PO4)2 =>
Fe3(PO4)2 + 3 Zn(OH)2 = 3 Fe(OH)2 + Zn3(PO4)2
NaO + HI + HCl = NaCl + I2 + H2O =>
2 NaO + 2 HI + 2 HCl = 2 NaCl + I2 + 2 H2O
Sb4O6 + H2O = H3SbO3 =>
Sb4O6 + 6 H2O = 4 H3SbO3
Au + Mg(CN)2 = Au(CN) + Mg =>
2 Au + Mg(CN)2 = 2 Au(CN) + Mg
I2 + SO2 + KOH = KIO3 + K2S + H2O =>
3 I2 + 5 SO2 + 16 KOH = 6 KIO3 + 5 K2S + 8 H2O
K2MnO4 + O3 = KMnO4 + K2O =>
6 K2MnO4 + O3 = 6 KMnO4 + 3 K2O
NaNO3 + H2S = NaNO2 + S + H2O =>
NaNO3 + H2S = NaNO2 + S + H2O
NaHCO3(ac) + HC2H3O2(ac) = H2O(l) + CO2(g) + Na2C2H3O2 =>
16 NaHCO3(ac) + 9 HC2H3O2(ac) = 14 H2O(l) + 18 CO2(g) + 8 Na2C2H3O2
KMnO4 + C3H5(OH)3 = K2CO3 + H2O + Mn2O3 + CO2 =>
14 KMnO4 + 4 C3H5(OH)3 = 7 K2CO3 + 16 H2O + 7 Mn2O3 + 5 CO2
Cu2CO3(OH)2 = CuO + CO + HO =>
Cu2CO3(OH)2 = 2 CuO + CO + 2 HO
NiSO4(aq) + NH4OH = Ni(OH)2 + (NH4)2SO4 =>
NiSO4(aq) + 2 NH4OH = Ni(OH)2 + (NH4)2SO4
Ca + HNO3 = NO + Ca(NO3)2 + H2O =>
3 Ca + 8 HNO3 = 2 NO + 3 Ca(NO3)2 + 4 H2O
NaHCO3 + HCl(aq) = NaCl(aq) + H2O(l) + CO2 =>
NaHCO3 + HCl(aq) = NaCl(aq) + H2O(l) + CO2
H2SO4 + Fe = Fe2SO4 + S + H2O =>
4 H2SO4 + 6 Fe = 3 Fe2SO4 + S + 4 H2O
H2O + C5H10O2 = C3H6O2 + C2H6O =>
H2O + C5H10O2 = C3H6O2 + C2H6O
PbCl2(s) + H2O = PbO + HCl =>
PbCl2(s) + H2O = PbO + 2 HCl
(NH4)Cl + Pb(NO3)2 = PbCl2 + NH4NO3 =>
2(NH4)Cl + Pb(NO3)2 = PbCl2 + 2 NH4NO3
Cu + HNO3(dilute) = Cu(NO3) + NO + H2O =>
3 Cu + 4 HNO3(dilute) = 3 Cu(NO3) + NO + 2 H2O
NiCl2 + KOH = Ni(OH)2 + ClK =>
NiCl2 + 2 KOH = Ni(OH)2 + 2 ClK
SnSO4 + K2O = SnO + K2SO4 =>
SnSO4 + K2O = SnO + K2SO4
Zn + HBrO = Zn(BrO)2 + H2 =>
Zn + 2 HBrO = Zn(BrO)2 + H2
SO2 + NaO = Na + SO3 =>
SO2 + NaO = Na + SO3
CH3COONa + H2SO4 = CH3COOH + Na + SO4 =>
2 CH3COONa + H2SO4 = 2 CH3COOH + 2 Na + SO4
Ni2O3 + K = K2O + Ni =>
Ni2O3 + 6 K = 3 K2O + 2 Ni
FeCl3 + K2SO4 = FeSO4 + K2Cl3 =>
FeCl3 + K2SO4 = FeSO4 + K2Cl3
O2 + SbS2 = Sb2O4 + SO2 =>
6 O2 + 2 SbS2 = Sb2O4 + 4 SO2
WO2 + H2 = W + H2O =>
WO2 + 2 H2 = W + 2 H2O
(NH4)2SO4(s) + Ca(OH)2(aq) = CaSO4(aq) + H2O(l) + NH3(g) =>
(NH4)2SO4(s) + Ca(OH)2(aq) = CaSO4(aq) + 2 H2O(l) + 2 NH3(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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