| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 NH3 + Cu(NO3)2 = Cu(NH3)4 + 2 NO3
Zn + HgBr2 = ZnBr + Hg =>
2 Zn + HgBr2 = 2 ZnBr + Hg
K2Cr2O7 + HI = I2 + CrI3 + KI + H2O =>
K2Cr2O7 + 14 HI = 3 I2 + 2 CrI3 + 2 KI + 7 H2O
Ni + HNO3 = Ni(NO3)3 + H2O + N2 =>
10 Ni + 36 HNO3 = 10 Ni(NO3)3 + 18 H2O + 3 N2
NaHCO3 + H2SO4 = CO2 + H2O + Na2SO4 =>
2 NaHCO3 + H2SO4 = 2 CO2 + 2 H2O + Na2SO4
CH3COCl + KCN = CH3COCN + KCl =>
CH3COCl + KCN = CH3COCN + KCl
P4 + O2 = P4O10 =>
P4 + 5 O2 = P4O10
MgO + H = Mg2 + H2O =>
2 MgO + 4 H = Mg2 + 2 H2O
Fe + Al(NO3)3 = Fe(NO3)3 + Al =>
Fe + Al(NO3)3 = Fe(NO3)3 + Al
CH3COCH3 + CrO3 = Cr2O3 + H2O + CO2 =>
3 CH3COCH3 + 16 CrO3 = 8 Cr2O3 + 9 H2O + 9 CO2
MnCO3 = Mn + CO3 =>
MnCO3 = Mn + CO3
H2A + Al(OH)3 = H2O + Al2A3 =>
3 H2A + 2 Al(OH)3 = 6 H2O + Al2A3
NH3 + Cu(NO3)2 = Cu(NH3)4(NO3)2 =>
4 NH3 + Cu(NO3)2 = Cu(NH3)4(NO3)2
(NH4)2S + NaCl = (NH4)Cl + Na2S =>
(NH4)2S + 2 NaCl = 2(NH4)Cl + Na2S
CH4(g) + Br2(g) = CBr4(g) + HBr(g) =>
CH4(g) + 4 Br2(g) = CBr4(g) + 4 HBr(g)
Cu(OH)2 + LiCl = LiOH + CuCl2 =>
Cu(OH)2 + 2 LiCl = 2 LiOH + CuCl2
CH3CH3CH3COH + HCl = CH3CH3CH3CCl + H2O =>
CH3CH3CH3COH + HCl = CH3CH3CH3CCl + H2O
H2 + O = HO2 =>
H2 + 4 O = 2 HO2
AgS + LiOH = AgOH + LiS =>
AgS + LiOH = AgOH + LiS
Na2CO3(aq) + HCl(aq) = NaCl(aq) + H2O(l) + CO2(g) =>
Na2CO3(aq) + 2 HCl(aq) = 2 NaCl(aq) + H2O(l) + CO2(g)
C4H5KO6 + NaHCO3 = C4H4KNaO6 + H2O + CO2 =>
C4H5KO6 + NaHCO3 = C4H4KNaO6 + H2O + CO2
LiCl + N2(CrO4)2 = NCl2 + Li2CrO4 =>
4 LiCl + N2(CrO4)2 = 2 NCl2 + 2 Li2CrO4
H2O2 = H2 + O20 =>
10 H2O2 = 10 H2 + O20
KHCO3 + Na2CO3 = KCO3 + Na2HCO3 =>
KHCO3 + Na2CO3 = KCO3 + Na2HCO3
Cu(NO3)2 + NH3 = (NH3)4Cu(NO3)2 =>
Cu(NO3)2 + 4 NH3 = (NH3)4Cu(NO3)2
PbNO32 + CuSO4 = PbSO4 + CuNO32 =>
PbNO32 + CuSO4 = PbSO4 + CuNO32
NH3 + Cu(NO3)2 = Cu(NH3)4 + NO3 =>
4 NH3 + Cu(NO3)2 = Cu(NH3)4 + 2 NO3
K4Fe(CN)6 + KMnO4 + H2(SO4) = KH(SO4) + Fe2(SO4)3 + Mn(SO4) + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2(SO4) = 162 KH(SO4) + 5 Fe2(SO4)3 + 122 Mn(SO4) + 60 HNO3 + 60 CO2 + 188 H2O
H4Fe(CN)6 + Al(OH)3 = Al4[Fe(CN)6]3 + H2O =>
3 H4Fe(CN)6 + 4 Al(OH)3 = Al4[Fe(CN)6]3 + 12 H2O
Na2S2O3 + H2O = H2SO4 + Na2SO4 + e + H{+} =>
Na2S2O3 + 5 H2O = H2SO4 + Na2SO4 + 8e + 8 H{+}
CaCO3 + CO2 + H2O = Ca(HCO3)2 =>
CaCO3 + CO2 + H2O = Ca(HCO3)2
C2H5NH2 + HNO3 = C2H5NH3 + NO3 =>
C2H5NH2 + HNO3 = C2H5NH3 + NO3
Cu(NO3)2 + NH3 = (NH3)4Cu(NO3)2 =>
Cu(NO3)2 + 4 NH3 = (NH3)4Cu(NO3)2
Ni + NaBr = NiBr + Na =>
Ni + NaBr = NiBr + Na
H2SO4 + Al2 = Al(SO4)3 + H2 =>
6 H2SO4 + Al2 = 2 Al(SO4)3 + 6 H2
KMnO4 = K2O + MnO + O2 =>
4 KMnO4 = 2 K2O + 4 MnO + 5 O2
(CaO)3(Al2O3) + CaO(Al2O3)6 = (CaO)(Al2O3) =>
5(CaO)3(Al2O3) + 2 CaO(Al2O3)6 = 17(CaO)(Al2O3)
SnCl2 + H2SO4 = SnCl4 + Sn(SO4)2 + SO2 + H2O =>
2 SnCl2 + 4 H2SO4 = SnCl4 + Sn(SO4)2 + 2 SO2 + 4 H2O
Cu(NO3)2 + NH3 = Cu(NH3)2 + NO3 =>
Cu(NO3)2 + 2 NH3 = Cu(NH3)2 + 2 NO3
H + N2O3 = HOH + N =>
6 H + N2O3 = 3 HOH + 2 N
Al(OH)3 + NH4OH = NH4[Al(OH)4] =>
Al(OH)3 + NH4OH = NH4[Al(OH)4]
Cu(NO3)2 + NH3 = Cu(NH3)2 + NO3 =>
Cu(NO3)2 + 2 NH3 = Cu(NH3)2 + 2 NO3
NO + H2 = NH3 + H2O =>
2 NO + 5 H2 = 2 NH3 + 2 H2O
Fe + HNO3 = Fe(NO3)3 + NH4NO3 + H2O =>
8 Fe + 30 HNO3 = 8 Fe(NO3)3 + 3 NH4NO3 + 9 H2O
Fe2(SO4)3 + CuSO4 = Fe(SO4) + Cu2(SO4)3 =>
Fe2(SO4)3 + 2 CuSO4 = 2 Fe(SO4) + Cu2(SO4)3
CH3COCH3 + HCl = CH3COCH4 + Cl =>
CH3COCH3 + HCl = CH3COCH4 + Cl
Cr2O3 + KOH + KClO = KCl + K2CrO4 + H2O =>
Cr2O3 + 4 KOH + 3 KClO = 3 KCl + 2 K2CrO4 + 2 H2O
Fe(BH4)2 + NH4OH = Fe + H3BO3 + NH4 + H2O =>
Fe(BH4)2 + 14 NH4OH = Fe + 2 H3BO3 + 14 NH4 + 8 H2O
Ag2O + O2 = Ag2O3 =>
Ag2O + O2 = Ag2O3
Fe + S = Fe(S)3 =>
Fe + 3 S = Fe(S)3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/05/24
Équations équilibrées sur08/04/23
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