| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe(NO3)3 + 6 HCl = [FeCl6](NO3)3 + 3 H2
Cr(NO3)3(Aq)Al(S) = Al(NO3)3(Aq)Cr(S) =>
Cr(NO3)3(Aq)Al(S) = Al(NO3)3(Aq)Cr(S)
K2Cr2O7 + HCl + AuCl = KCl + CrCl3 + AuCl3 + H2O =>
K2Cr2O7 + 14 HCl + 3 AuCl = 2 KCl + 2 CrCl3 + 3 AuCl3 + 7 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C2H7N(g) + O2(g) = H2O(l) + CO2(g) + N2(g) =>
4 C2H7N(g) + 15 O2(g) = 14 H2O(l) + 8 CO2(g) + 2 N2(g)
NH2NO3(s) = N2(g) + O2(g) + H2O(g) =>
NH2NO3(s) = N2(g) + O2(g) + H2O(g)
KMnO4 + Mg + H2SO4 = K2SO4 + MgSO4 + MnSO4 + H2O =>
2 KMnO4 + 5 Mg + 8 H2SO4 = K2SO4 + 5 MgSO4 + 2 MnSO4 + 8 H2O
Cu(HSO4)2 = CuSO4 + H2SO4 =>
Cu(HSO4)2 = CuSO4 + H2SO4
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
Pb(OH)2 + K2SO4 = PbSO4 + K2(OH)2 =>
Pb(OH)2 + K2SO4 = PbSO4 + K2(OH)2
NiSO4 + NaOH = NaHSO4 + NiO =>
NiSO4 + NaOH = NaHSO4 + NiO
FeSO4 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + H2O + K2Cr2(SO4)4 =>
6 FeSO4 + K2Cr2O7 + 7 H2SO4 = 3 Fe2(SO4)3 + 7 H2O + K2Cr2(SO4)4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
K2HgI4 + KOH + NH4Cl = Hg2NI + KI + KCl + H2O =>
2 K2HgI4 + 4 KOH + NH4Cl = Hg2NI + 7 KI + KCl + 4 H2O
Tl + H2SO4 = TlSO4 + H2 =>
Tl + H2SO4 = TlSO4 + H2
Ni2Se3 = Ni + Se =>
Ni2Se3 = 2 Ni + 3 Se
AgN + HCl = AgCl + HN =>
AgN + HCl = AgCl + HN
Al(OH)3 + Br2 = AlBr3 + OH =>
2 Al(OH)3 + 3 Br2 = 2 AlBr3 + 6 OH
KOH + HCl = H + O + KCl =>
KOH + HCl = 2 H + O + KCl
NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3
K2SO3 + H2S = KS + H4SO3 =>
K2SO3 + 2 H2S = 2 KS + H4SO3
Pb2 + Br = PbBr2 =>
Pb2 + 4 Br = 2 PbBr2
Fe3O4 + H2S = Fe + SO2 + H2O =>
3 Fe3O4 + 4 H2S = 9 Fe + 4 SO2 + 4 H2O
Cu + HNO3 = Cu[NO3]2 + H2O + NO2 =>
Cu + 4 HNO3 = Cu[NO3]2 + 2 H2O + 2 NO2
Al + HNO3 = Al(NO3)3 + NO2 + H2O =>
Al + 6 HNO3 = Al(NO3)3 + 3 NO2 + 3 H2O
Al2O3 + HNO3 = Al[NO3]3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al[NO3]3 + 3 H2O
Fe + I2 = FeI2 =>
Fe + I2 = FeI2
(Na) + (I2) = (NaI) =>
2(Na) + (I2) = 2(NaI)
Al(OH)3 + HNO2 = Al(NO3)3 + H2 =>
Al(OH)3 + 3 HNO2 = Al(NO3)3 + 3 H2
(NH4)2MoO2 + Na3PO4 + NH4NO3 = (NH4)3[P(Mo3O10)2]2 + H2O + NaNO3 + NH3 =>
96(NH4)2MoO2 + 16 Na3PO4 + 91 NH4NO3 = 8(NH4)3[P(Mo3O10)2]2 + 65 H2O + 48 NaNO3 + 302 NH3
SO + H2O = H2SO4 + H2 =>
SO + 3 H2O = H2SO4 + 2 H2
Ni2Se3 = Ni + Se =>
Ni2Se3 = 2 Ni + 3 Se
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Al2O3 + NaOH + H2O = Al(OH)4 + Na =>
Al2O3 + 2 NaOH + 3 H2O = 2 Al(OH)4 + 2 Na
H3PO2 + K2FeO4 + HBr = H3PO4 + KBr + FeO2 + H2O =>
H3PO2 + 2 K2FeO4 + 4 HBr = H3PO4 + 4 KBr + 2 FeO2 + 2 H2O
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
CuFeS2 + HNO3 = Cu(NO3)2 + Fe(NO3)2 + SO2 + NO + H2O =>
CuFeS2 + 8 HNO3 = Cu(NO3)2 + Fe(NO3)2 + 2 SO2 + 4 NO + 4 H2O
CH2CHCH3 + H2O = CH3CHOHCH3 =>
CH2CHCH3 + H2O = CH3CHOHCH3
BaCl2 + Na2SO4 = Na2S + BaCl2O4 =>
BaCl2 + Na2SO4 = Na2S + BaCl2O4
NH3 + AgNO3 = Ag(NH3)2 + NO3 =>
2 NH3 + AgNO3 = Ag(NH3)2 + NO3
H2S + Na[Al(OH)4] = Na2S + Al(OH)3 + H2O =>
H2S + 2 Na[Al(OH)4] = Na2S + 2 Al(OH)3 + 2 H2O
MgOHClO4 + HClO4 = Mg(ClO4)2 + H2O =>
MgOHClO4 + HClO4 = Mg(ClO4)2 + H2O
CH3CH4 + O2 = CO2 + H2O =>
4 CH3CH4 + 15 O2 = 8 CO2 + 14 H2O
K + HNO3 = KNO3 + NH4NH3 + H2O =>
17 K + 19 HNO3 = 17 KNO3 + NH4NH3 + 6 H2O
Pb(OH)2 + K2SO4 = PbSO4 + K2(OH)2 =>
Pb(OH)2 + K2SO4 = PbSO4 + K2(OH)2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Al + Si = AlSi =>
Al + Si = AlSi
KMnO4(aq) + HCl(aq) = KCl(aq) + MnCl2(aq) + Cl2 + H2O(g) =>
2 KMnO4(aq) + 16 HCl(aq) = 2 KCl(aq) + 2 MnCl2(aq) + 5 Cl2 + 8 H2O(g)
Y2(CO3)3 = Y + CO3 =>
Y2(CO3)3 = 2 Y + 3 CO3
Na + BrO3 = NaBrO3 =>
Na + BrO3 = NaBrO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/06/24
Équations équilibrées sur04/05/23
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