| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 HNO3 + Cu = Cu(NO3)2 + 2 H2O + 2 NO2
NH4Cl(aq) + H2SO4(aq) = HCl(s) + (NH4)2SO4 =>
2 NH4Cl(aq) + H2SO4(aq) = 2 HCl(s) + (NH4)2SO4
BiOH + NaCl3 = BiCl3 + NaOH =>
BiOH + NaCl3 = BiCl3 + NaOH
As2S2 + HNO3 = H3AsO4 + SO2 + NO2 + H2O =>
As2S2 + 18 HNO3 = 2 H3AsO4 + 2 SO2 + 18 NO2 + 6 H2O
C26H74 = C9H20 + H2 =>
9 C26H74 = 26 C9H20 + 73 H2
(NH3)2O = NH3 + O2 =>
2(NH3)2O = 4 NH3 + O2
HCl + CaN = H2N + CaCl2 =>
2 HCl + CaN = H2N + CaCl2
Na + O2 + HCl = NaClO4 + H2O =>
4 Na + 9 O2 + 4 HCl = 4 NaClO4 + 2 H2O
H2SO4 + Fe(HCO3)2 = H2O + CO2 + FeSO4 =>
H2SO4 + Fe(HCO3)2 = 2 H2O + 2 CO2 + FeSO4
N2H4(l) + O2 = NO2 + H2O =>
N2H4(l) + 3 O2 = 2 NO2 + 2 H2O
K3[Al(OH)6] + NH4Cl = KCl + Al(OH)3 + H2O + NH3 =>
K3[Al(OH)6] + 3 NH4Cl = 3 KCl + Al(OH)3 + 3 H2O + 3 NH3
Al + HOH = AlO + H =>
Al + HOH = AlO + 2 H
MnSO4 + NaBiO3 + HNO3 = HMnO4 + Na2SO4 + Bi(NO3)3 + NaNO3 + H2O =>
2 MnSO4 + 5 NaBiO3 + 16 HNO3 = 2 HMnO4 + 2 Na2SO4 + 5 Bi(NO3)3 + NaNO3 + 7 H2O
C13H18O + C10H11IO4 + CH3OH = C15H24O3 + C6H5I =>
5 C13H18O + C10H11IO4 + 6 CH3OH = 5 C15H24O3 + C6H5I
C12 + H2O = C12H22O11 =>
C12 + 11 H2O = C12H22O11
Li2S(s) + HCl(aq) = H2S(g) + LiCl(aq) =>
Li2S(s) + 2 HCl(aq) = H2S(g) + 2 LiCl(aq)
HCl + SrO2H2 = SrCl2 + H2O =>
2 HCl + SrO2H2 = SrCl2 + 2 H2O
NaOH + H2CO3 = Na + CO3 + H2O =>
2 NaOH + H2CO3 = 2 Na + CO3 + 2 H2O
Cl2 + Sn(NO3)2 = SnCl2 + NO3 =>
Cl2 + Sn(NO3)2 = SnCl2 + 2 NO3
ZnSH2S = Zn(HS)2 =>
ZnSH2S = Zn(HS)2
(PbS) + (H2O2) = (PbSO4) + (H2O) =>
(PbS) + 4(H2O2) = (PbSO4) + 4(H2O)
C6H12O7 + H2 = C6H12O6 + H2O =>
C6H12O7 + H2 = C6H12O6 + H2O
H4N2O2 = N + H2O =>
H4N2O2 = 2 N + 2 H2O
Pb + HNO3 = Pb(NO3)2 + NO + H2O =>
3 Pb + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O
KFe(SO4)2 + NaHC4H4O6 = K2SO4 + Na2SO4 + Fe(HC4H4O6)3 =>
2 KFe(SO4)2 + 6 NaHC4H4O6 = K2SO4 + 3 Na2SO4 + 2 Fe(HC4H4O6)3
N2 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + NO + H2O =>
5 N2 + 4 KMnO4 + 6 H2SO4 = 4 MnSO4 + 2 K2SO4 + 10 NO + 6 H2O
TiO + C + Cl = TiCl4 + CO2 =>
2 TiO + C + 8 Cl = 2 TiCl4 + CO2
H{+} + Fe{2+} + K2Cr2O7{2-} = Cr{3+} + Fe{3+} + H2O + K =>
14 H{+} + 6 Fe{2+} + K2Cr2O7{2-} = 2 Cr{3+} + 6 Fe{3+} + 7 H2O + 2 K
C14H29F + O2 = CO2 + H2O + F2 =>
4 C14H29F + 85 O2 = 56 CO2 + 58 H2O + 2 F2
H(C2H3O2) + Pb = Pb(C2H3O2)2 + H =>
2 H(C2H3O2) + Pb = Pb(C2H3O2)2 + 2 H
CH2O2 + C2H5OH + H2SO4 = C3H10SO7 =>
CH2O2 + C2H5OH + H2SO4 = C3H10SO7
Pb + HNO3 = Pb(NO3)2 + NO + H2O =>
3 Pb + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O
Eu2O3 + HNO3 + H2O = EuN3O9H12O6 =>
Eu2O3 + 6 HNO3 + 9 H2O = 2 EuN3O9H12O6
OH + H2SO4 + Cu(NH3)4 = CuSO4 + H2O + NH3SO4 =>
10 OH + 5 H2SO4 + Cu(NH3)4 = CuSO4 + 10 H2O + 4 NH3SO4
SIF4 + Mg = MgF2 + SI =>
SIF4 + 2 Mg = 2 MgF2 + SI
Cr + H2CO3 = Cr2(CO3)3 + H =>
2 Cr + 3 H2CO3 = Cr2(CO3)3 + 6 H
Ag{+} + Cl{-} = AgCl(s) =>
Ag{+} + Cl{-} = AgCl(s)
HCl(aq) + Fe(OH)3(s) = FeCl3(s) + H2O(l) =>
3 HCl(aq) + Fe(OH)3(s) = FeCl3(s) + 3 H2O(l)
CaO + C = CO + CaC =>
CaO + 2 C = CO + CaC
FeCl3 + K4[Fe(CN)6]H2O = Fe4[Fe(CN)6]3 + KCl + H2O =>
4 FeCl3 + 3 K4[Fe(CN)6]H2O = Fe4[Fe(CN)6]3 + 12 KCl + 3 H2O
Ca(HCO3)2 + Ca(OH)2 = CaCO3 + H2O =>
Ca(HCO3)2 + Ca(OH)2 = 2 CaCO3 + 2 H2O
FeS2 + Fe(H2O)6{3+} + H2O = Fe(H2O)6{2+} + SO4{2-} + H{+} =>
FeS2 + 14 Fe(H2O)6{3+} + 14 H2O = 15 Fe(H2O)6{2+} + 2 SO4{2-} + 16 H{+}
Fe(s) + Cu(NO3)2 = Cu(s) + Fe(NO3)2 =>
Fe(s) + Cu(NO3)2 = Cu(s) + Fe(NO3)2
C3H6Cl2 + H2O = C3H5OH + HCl =>
C3H6Cl2 + H2O = C3H5OH + 2 HCl
Al + HCl = H2 + AlHCl2 =>
2 Al + 4 HCl = H2 + 2 AlHCl2
O2(g) + Fe2 = Fe2O3 =>
3 O2(g) + 2 Fe2 = 2 Fe2O3
FeCl3 + NH3H2O = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH3H2O = Fe(OH)3 + 3 NH4Cl
AgNO3 + Na3PO4 = Ag3PO4 + NaNO3 =>
3 AgNO3 + Na3PO4 = Ag3PO4 + 3 NaNO3
CrCl3 + Na2O = CrO + Na2(Cl3) =>
CrCl3 + Na2O = CrO + Na2(Cl3)
CCl4 + NaBr = CBr4 + NaCl =>
CCl4 + 4 NaBr = CBr4 + 4 NaCl
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Équations équilibrées sur02/09/25
Équations équilibrées sur03/11/24
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