| Équations équilibrées la veille | Équations équilibrées le lendemain |
(C2H5)NH2 + HNO2 = C2H5OH + N2 + H2O
Na2S + HNO3 = S + NaNO3 + NO2 + H2O =>
Na2S + 4 HNO3 = S + 2 NaNO3 + 2 NO2 + 2 H2O
NaAl(OH)4 = NaOH + Al(OH)3 =>
NaAl(OH)4 = NaOH + Al(OH)3
HClO4(aq) + NaOH(aq) = NaClO4 + H2O =>
HClO4(aq) + NaOH(aq) = NaClO4 + H2O
CH3HO + K2Cr2O7 + H2SO4 = CH3COOH + K2SO4 + Cr2(SO4)3 + H2O =>
6 CH3HO + 2 K2Cr2O7 + 8 H2SO4 = 3 CH3COOH + 2 K2SO4 + 2 Cr2(SO4)3 + 14 H2O
HC2H3O2 + CaCO3 = HC2(CO3) + Ca(H3O2) =>
HC2H3O2 + CaCO3 = HC2(CO3) + Ca(H3O2)
I2 + NaOH = NaI + NaIO3 + H20{+} + {-2}{+}{+} =>
60 I2 + 120 NaOH = 80 NaI + 40 NaIO3 + 6 H20{+} + 3{-2}{+}{+}
Li(s) + H2O(l) = H2(g) + LiOH(a) =>
2 Li(s) + 2 H2O(l) = H2(g) + 2 LiOH(a)
Cr2O3 + KOH + NaNO3 = K2CrO4 + H2O + NaNO2 =>
Cr2O3 + 4 KOH + 3 NaNO3 = 2 K2CrO4 + 2 H2O + 3 NaNO2
(CH3)2C6H4 + CO2 + NH3 = C6H4NH2COOC2H5 + H2 =>
(CH3)2C6H4 + CO2 + NH3 = C6H4NH2COOC2H5 + H2
Na + CaO = (Na2)O + Ca =>
2 Na + CaO = (Na2)O + Ca
H2O(l) + SO2(g) = H2SO3(ac) =>
H2O(l) + SO2(g) = H2SO3(ac)
C16H34C16H34 = C2H3 + C8H18 =>
3 C16H34C16H34 = 8 C2H3 + 10 C8H18
C4H12 + O2 = CO2 + H2O =>
C4H12 + 7 O2 = 4 CO2 + 6 H2O
Hg2I2 + O2 = Hg2O + I2 =>
2 Hg2I2 + O2 = 2 Hg2O + 2 I2
Pb(NO3)2(aq) + NAI(aq) = NANO3(aq) + PbI2(s) =>
Pb(NO3)2(aq) + 2 NAI(aq) = 2 NANO3(aq) + PbI2(s)
KMnO4 + C2H5OH = KCH3CO2 + MnO2 + KOH + H2O =>
4 KMnO4 + 3 C2H5OH = 3 KCH3CO2 + 4 MnO2 + KOH + 4 H2O
Co3O4 + C10H7NO2 + O2 = Co(C10H6NO2)3 + H2O =>
4 Co3O4 + 36 C10H7NO2 + O2 = 12 Co(C10H6NO2)3 + 18 H2O
MnCl2 = Mn2 + Cl =>
2 MnCl2 = Mn2 + 4 Cl
Mn(OH)2 + NH3*H2O = [Mn(NH3)4](OH)2 + H2O =>
Mn(OH)2 + 4 NH3*H2O = [Mn(NH3)4](OH)2 + 4 H2O
W + HF + HNO3 = WF6 + NO + H2O =>
W + 6 HF + 2 HNO3 = WF6 + 2 NO + 4 H2O
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
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
RCHO + KMnO4 + H2SO4 = RCOOH + K2SO4 + MnO2 + H2O =>
3 RCHO + 2 KMnO4 + H2SO4 = 3 RCOOH + K2SO4 + 2 MnO2 + H2O
UO(NO3)2 = U3O8 + NO2 + O2 =>
6 UO(NO3)2 = 2 U3O8 + 12 NO2 + O2
KMnO4 + Fe(NH4)2*SO4*6H2O + H2SO4 = MnSO4 + Fe2(SO4)3 + K2SO4 + (NH4)SO4 + H2O =>
2 KMnO4 + 2 Fe(NH4)2*SO4*6H2O + 8 H2SO4 = 2 MnSO4 + Fe2(SO4)3 + K2SO4 + 4(NH4)SO4 + 20 H2O
C2H5OH + C6H5COOH = C6H5CH2OH + CO2 =>
C2H5OH + 3 C6H5COOH = 3 C6H5CH2OH + 2 CO2
H{+} + O2 + e = H2O =>
4 H{+} + O2 + 4e = 2 H2O
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
VOCl2 + NaOH = Na2V4O9 + NaCl + H2O =>
4 VOCl2 + 10 NaOH = Na2V4O9 + 8 NaCl + 5 H2O
Ca + KCl = KCaCl =>
Ca + KCl = KCaCl
NaHCO3 + H2SO4 = CO2 + H2O + Na2(SO4) =>
2 NaHCO3 + H2SO4 = 2 CO2 + 2 H2O + Na2(SO4)
Ba(MnO4)2 + FeSO4 + H2SO4 = MnSO4 + Fe2(SO4)3 + BaSO4 + H2O =>
Ba(MnO4)2 + 10 FeSO4 + 8 H2SO4 = 2 MnSO4 + 5 Fe2(SO4)3 + BaSO4 + 8 H2O
Ca(s) + H2O = Ca{2+}(aq) + OH{-}(aq) + H2(g) =>
Ca(s) + 2 H2O = Ca{2+}(aq) + 2 OH{-}(aq) + H2(g)
S8(s) + O2(g) = SO2(g) =>
S8(s) + 8 O2(g) = 8 SO2(g)
CuSO4*5H2O + NH3 = [Cu(NH3)2]SO4*H2O + H2O =>
CuSO4*5H2O + 2 NH3 = [Cu(NH3)2]SO4*H2O + 4 H2O
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
Sr(Cl3)2 = Sr + Cl2 =>
Sr(Cl3)2 = Sr + 3 Cl2
MnO4{-} + S{2-} + H3O{+} = Mn{2+} + SO4{2-} + H2O =>
8 MnO4{-} + 5 S{2-} + 24 H3O{+} = 8 Mn{2+} + 5 SO4{2-} + 36 H2O
Zn3As2 + HCl = ZnCl2 + AsH3 =>
Zn3As2 + 6 HCl = 3 ZnCl2 + 2 AsH3
Cu(NO3)2 + NaHCO3 = Cu(OH)2 + NaNO3 + CO2 =>
Cu(NO3)2 + 2 NaHCO3 = Cu(OH)2 + 2 NaNO3 + 2 CO2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
P2O5 + SnCl4 = SnO2 + PCl5 =>
2 P2O5 + 5 SnCl4 = 5 SnO2 + 4 PCl5
FeS2 + H2 + O2 = FeSO4 + H2SO4 =>
FeS2 + H2 + 4 O2 = FeSO4 + H2SO4
Pb3(PO4)4 + KCl = K3PO4 + PbCl4 =>
Pb3(PO4)4 + 12 KCl = 4 K3PO4 + 3 PbCl4
C8H12S2 + O2 = CO2 + H2O + SO2 =>
C8H12S2 + 13 O2 = 8 CO2 + 6 H2O + 2 SO2
Pb3(PO4)4 + KCl = K3PO4 + PbCl4 =>
Pb3(PO4)4 + 12 KCl = 4 K3PO4 + 3 PbCl4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/07/25
Équations équilibrées sur04/06/24
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