| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH3CH2OH + PBr3 = CH3CH2Br + PBr2 + OH
Ag2 + H2S + O2 = Ag2S + H2O =>
2 Ag2 + 2 H2S + O2 = 2 Ag2S + 2 H2O
Na(s) + Cu(NO3)2 = NaNO3 + Cu(s) =>
2 Na(s) + Cu(NO3)2 = 2 NaNO3 + Cu(s)
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
NaOH + K4[Fe(CN)6] = Na4[Fe(CN)6] + KOH =>
4 NaOH + K4[Fe(CN)6] = Na4[Fe(CN)6] + 4 KOH
Mg(s) + Al2(SO4)3(aq) = MgSO4(aq) + Al =>
3 Mg(s) + Al2(SO4)3(aq) = 3 MgSO4(aq) + 2 Al
Pb(s) + Cl2(g) = Cl{-}(aq) + Pb{2+}(aq) =>
Pb(s) + Cl2(g) = 2 Cl{-}(aq) + Pb{2+}(aq)
KMnO4 + FeS + H2SO4 = K2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
18 KMnO4 + 10 FeS + 32 H2SO4 = 9 K2SO4 + 18 MnSO4 + 5 Fe2(SO4)3 + 32 H2O
Sr(HO)2 + NH4Cl = SrCl2 + NH3 + H2O =>
Sr(HO)2 + 2 NH4Cl = SrCl2 + 2 NH3 + 2 H2O
MnO4{-} + HSO3{-} + H2O = MnO4{2-} + SO4{2-} + H{+} =>
2 MnO4{-} + HSO3{-} + H2O = 2 MnO4{2-} + SO4{2-} + 3 H{+}
Na2Cr2O7 + Na2SO3 + H2SO4 = Cr2(SO4)3 + H2O + Na2SO4 =>
Na2Cr2O7 + 3 Na2SO3 + 4 H2SO4 = Cr2(SO4)3 + 4 H2O + 4 Na2SO4
Cr2O3 + H2O2 = Cr(OH)3 + O2 =>
2 Cr2O3 + 6 H2O2 = 4 Cr(OH)3 + 3 O2
NaHSO{3} + CuSO{4] = H{2}O+NaSO{3}+CuSO{3} =>
NaHSO{3} + 2 CuSO{4] = H{2}O+NaSO{3}+2CuSO{3}
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
CaSiO3(s) + HF(g) = SiF4(g) + CaF2(s) + H2O(l) =>
CaSiO3(s) + 6 HF(g) = SiF4(g) + CaF2(s) + 3 H2O(l)
Mg + Al2(SO4)3 + H2O = MgSO4 + H2 + AlOHSO4 =>
Mg + Al2(SO4)3 + 2 H2O = MgSO4 + H2 + 2 AlOHSO4
KSO4 + HCl = KCl + HSO4 =>
KSO4 + HCl = KCl + HSO4
Pb3O4 + HNO3 = Pb(NO3)2 + H2O + PbO2 =>
Pb3O4 + 4 HNO3 = 2 Pb(NO3)2 + 2 H2O + PbO2
Mg(HCO3)2 + H3PO4 = Mg3(PO4)2 + CO2 + H2O =>
3 Mg(HCO3)2 + 2 H3PO4 = Mg3(PO4)2 + 6 CO2 + 6 H2O
P + S = P2S5 =>
2 P + 5 S = P2S5
K3Fe(C2O4)3 + O2(g) = Fe2O3(s) + CO2(g) + K2C2O4 =>
4 K3Fe(C2O4)3 + 3 O2(g) = 2 Fe2O3(s) + 12 CO2(g) + 6 K2C2O4
KI + H2SO4 + KMnO4 = I2 + H2O + K2SO4 + MnSO4 =>
10 KI + 8 H2SO4 + 2 KMnO4 = 5 I2 + 8 H2O + 6 K2SO4 + 2 MnSO4
Al3 + Ag2SO4 = Ag + Al2(SO4)3 =>
2 Al3 + 9 Ag2SO4 = 18 Ag + 3 Al2(SO4)3
Fe2(SO4)3 + (NH4)2S = FeS + S + (NH4)2SO4 =>
Fe2(SO4)3 + 3(NH4)2S = 2 FeS + S + 3(NH4)2SO4
KI + Br = KBr + II =>
2 KI + 2 Br = 2 KBr + II
Pb(NO3)2 + Ca(SO4)2 = Pb(SO4)2 + Ca(NO3)2 =>
Pb(NO3)2 + Ca(SO4)2 = Pb(SO4)2 + Ca(NO3)2
Ba(NO3)2 + C2H3O2Na = Ba(C2H3O2)2 + NaNO3 =>
Ba(NO3)2 + 2 C2H3O2Na = Ba(C2H3O2)2 + 2 NaNO3
Na2NO3 + Al + NaOH + H2O = NH3 + NaAlO2 =>
3 Na2NO3 + 7 Al + NaOH + 4 H2O = 3 NH3 + 7 NaAlO2
FeCl2 + NaOH = NaCl2 + Fe(OH) =>
FeCl2 + NaOH = NaCl2 + Fe(OH)
Al + NO3{-} + H{+} + OH{-} = Al(OH)4{-} + NH3 =>
8 Al + 3 NO3{-} + 18 H{+} + 23 OH{-} = 8 Al(OH)4{-} + 3 NH3
PH3 + O2 = P2O + HO2 =>
4 PH3 + 13 O2 = 2 P2O + 12 HO2
Na2S2O3 + Fe(NO3)3 = NaNO3 + Fe2(S2O3)3 =>
3 Na2S2O3 + 2 Fe(NO3)3 = 6 NaNO3 + Fe2(S2O3)3
Cr2O3 + O2 = CrO3 =>
2 Cr2O3 + 3 O2 = 4 CrO3
K2Cr2O7 + HCl = ClCr3 + ClK + Cl + H2O =>
3 K2Cr2O7 + 42 HCl = 2 ClCr3 + 6 ClK + 34 Cl + 21 H2O
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
H3PO4 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
2 H3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 H2O
HNO3 + Na2CO3 = CO2 + H2O + NaNO3 =>
2 HNO3 + Na2CO3 = CO2 + H2O + 2 NaNO3
MnCl2 + NaOH + F2 = Na2MnO4 + NaClO4 + NaF + H2O =>
MnCl2 + 24 NaOH + 10 F2 = Na2MnO4 + 2 NaClO4 + 20 NaF + 12 H2O
H4N2H2SO4 + NaOH = N2H4 + Na2SO4 + H2O =>
H4N2H2SO4 + 2 NaOH = N2H4 + Na2SO4 + 2 H2O
Al + Bi = AlBi3 =>
Al + 3 Bi = AlBi3
CUCl2 + Fe(SO4)3 = CU(SO4)2 + FeCl3 =>
3 CUCl2 + 2 Fe(SO4)3 = 3 CU(SO4)2 + 2 FeCl3
CO + H2 = CH4 + H2O =>
CO + 3 H2 = CH4 + H2O
(CUOH)2CO3 = CUO + CO2 + H2O =>
(CUOH)2CO3 = 2 CUO + CO2 + H2O
Ba(ClO3)2 + Cr2O3 + Ba(OH)2 = BaCrO4 + H2O + BaCl2 =>
Ba(ClO3)2 + 2 Cr2O3 + 4 Ba(OH)2 = 4 BaCrO4 + 4 H2O + BaCl2
NH4Cl + NaOH = NaCl + NH4OH = NH3 + H2O =>
NH4Cl + NaOH = NaCl + NH4OH
NH4I + Cl = I2 + NH4Cl =>
2 NH4I + 2 Cl = I2 + 2 NH4Cl
Al + H2O + NaOH = Al2O3 + Na2OH4 =>
4 Al + 3 H2O + 6 NaOH = 2 Al2O3 + 3 Na2OH4
SiO2 + HF = HFO2 + Si =>
SiO2 + HF = HFO2 + Si
Cu + AgCl2 = CuCl2 + Ag =>
Cu + AgCl2 = CuCl2 + Ag
CaO(s) + H2O(l) = Ca(OH)2 =>
CaO(s) + H2O(l) = Ca(OH)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/29/24
Équations équilibrées sur02/28/23
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