| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na + 2 H2O = 2 NaOH + H2
Al(NO3)3 + H2S = Al2S3 + HNO3 =>
2 Al(NO3)3 + 3 H2S = Al2S3 + 6 HNO3
Na(OH) + H2(CO3) = Na2(CO3) + H2O =>
2 Na(OH) + H2(CO3) = Na2(CO3) + 2 H2O
Fe2O3(aq) + C(s) = Fe(s) + CO2(g) =>
2 Fe2O3(aq) + 3 C(s) = 4 Fe(s) + 3 CO2(g)
[Co(NH3)6]Cl3 + AgNO3 = [Co(NH3)6](NO3)3 + AgCl =>
[Co(NH3)6]Cl3 + 3 AgNO3 = [Co(NH3)6](NO3)3 + 3 AgCl
MgCl2 + HgNO3 = HgCl + Mg(NO3)2 =>
MgCl2 + 2 HgNO3 = 2 HgCl + Mg(NO3)2
Na + F = NaF =>
Na + F = NaF
Ni(No3)2 + BaCl2 = NiCl2 + Ba(No3)2 =>
Ni(No3)2 + BaCl2 = NiCl2 + Ba(No3)2
CH2 + O4 = C3H6O4 =>
3 CH2 + O4 = C3H6O4
C6H10O4 + H2O = CH4 + CO2 =>
4 C6H10O4 + 6 H2O = 13 CH4 + 11 CO2
CO2 + NaHCO3 + HC2H3NaO2 = NaC2H3O2 + H2O =>
CO2 + NaHCO3 + 8 HC2H3NaO2 = 9 NaC2H3O2 + 3 H2O
NaHSO3 + Br2 + H2O = NaHSO4 + HBr =>
NaHSO3 + Br2 + H2O = NaHSO4 + 2 HBr
Na2SO4 + Mg3(PO4)2 = MgSO4 + Na3PO4 =>
3 Na2SO4 + Mg3(PO4)2 = 3 MgSO4 + 2 Na3PO4
CrS + HNO3 = Cr(NO3)2 + S + H2O + NO =>
3 CrS + 8 HNO3 = 3 Cr(NO3)2 + 3 S + 4 H2O + 2 NO
C6H4BrNH2 + H2O = C6H4BrNH3 + OH =>
C6H4BrNH2 + H2O = C6H4BrNH3 + OH
P2S3 = P4 + S8 =>
8 P2S3 = 4 P4 + 3 S8
NaNO3 + CU + H2SO4 = CUSO4 + NO + Na2SO4 + H2O =>
2 NaNO3 + 3 CU + 4 H2SO4 = 3 CUSO4 + 2 NO + Na2SO4 + 4 H2O
Br2O = Br2 + O =>
Br2O = Br2 + O
Pb(s) + ZnCl2(aq) = PbCl2(aq) + Zn(s) =>
Pb(s) + ZnCl2(aq) = PbCl2(aq) + Zn(s)
P + HF = PF5 + H2 =>
2 P + 10 HF = 2 PF5 + 5 H2
Cl2(s) + H2(g) = HCl(l) =>
Cl2(s) + H2(g) = 2 HCl(l)
Mg(HCO3)2 + HC2H3O2 = Mg(C2H3O2)2 + H2CO3 =>
Mg(HCO3)2 + 2 HC2H3O2 = Mg(C2H3O2)2 + 2 H2CO3
PbS + O2 + H2O = Pb + H2SO4 =>
2 PbS + 3 O2 + 2 H2O = 2 Pb + 2 H2SO4
Na2MoO4 + HNO3 = MoO3 + NaNO3 + H2O =>
Na2MoO4 + 2 HNO3 = MoO3 + 2 NaNO3 + H2O
FeS2 + Fe3O4 = Fe + SO2 =>
FeS2 + Fe3O4 = 4 Fe + 2 SO2
H2SeO4 + Cr(OH)3 = Cr2(SeO4)3 + H2O =>
3 H2SeO4 + 2 Cr(OH)3 = Cr2(SeO4)3 + 6 H2O
SO2 + O2 + KOH = K2SO4 + H2O =>
2 SO2 + O2 + 4 KOH = 2 K2SO4 + 2 H2O
Cl2 + SO3{-2} + H2O = Cl{-} + SO4{-2} + H{+} =>
Cl2 + SO3{-2} + H2O = 2 Cl{-} + SO4{-2} + 2 H{+}
Cu2 + KI = CuK + I2 =>
Cu2 + 2 KI = 2 CuK + I2
NO2 + H2O(l) = HNO3 + NO =>
3 NO2 + H2O(l) = 2 HNO3 + NO
Fe{2+}O{6{-})+CO = Fe+CO{2} =>
Fe{2+}O{6{-})+CO = Fe+CO{2}
N2O2 + H2O = N2O + H2O2 =>
N2O2 + H2O = N2O + H2O2
(CH3CO)2O + H2O = CH3CO2H =>
(CH3CO)2O + H2O = 2 CH3CO2H
NO + NH3 = N2 + H2O =>
6 NO + 4 NH3 = 5 N2 + 6 H2O
Ba(NO3)2(aq) + KI(aq) = BaI2 + KNO3 =>
Ba(NO3)2(aq) + 2 KI(aq) = BaI2 + 2 KNO3
F + KBr = KF + Br2 =>
2 F + 2 KBr = 2 KF + Br2
NiSO4 + NH4NO3 = Ni(NO3)2 + (NH4)2SO4 =>
NiSO4 + 2 NH4NO3 = Ni(NO3)2 + (NH4)2SO4
H2Te + O2 = TeO2 + H2O =>
2 H2Te + 3 O2 = 2 TeO2 + 2 H2O
[Cu(H2O)4]2{+} + NH3 = [Cu(NH3)4]2{+} + H2O =>
[Cu(H2O)4]2{+} + 8 NH3 = [Cu(NH3)4]2{+} + 8 H2O
Fe + HNO3(aq) = Fe(NO3)3 + NO2 + H2O =>
Fe + 6 HNO3(aq) = Fe(NO3)3 + 3 NO2 + 3 H2O
Na2Cr2O7 + SnCl2 + HCl = CrCl3 + SnCl4 + NaCl + H2O =>
Na2Cr2O7 + 3 SnCl2 + 14 HCl = 2 CrCl3 + 3 SnCl4 + 2 NaCl + 7 H2O
Rb(s) + RbNO3 = Rb2O(s) + N2(g) =>
10 Rb(s) + 2 RbNO3 = 6 Rb2O(s) + N2(g)
NiBr2 + (NH4)2S = NiS + Br(NH4) =>
NiBr2 + (NH4)2S = NiS + 2 Br(NH4)
KMnO4 + NaOH + C12H22O11 = KMnO8 + Na + CH2 =>
13 KMnO4 + 8 NaOH + 4 C12H22O11 = 13 KMnO8 + 8 Na + 48 CH2
Mg(HCO3)2(aq) + HCl(aq) = MgCl2(aq) + H2O + CO2(g) =>
Mg(HCO3)2(aq) + 2 HCl(aq) = MgCl2(aq) + 2 H2O + 2 CO2(g)
FeCl2 + C5H6 + KOH = FeC10H10 + H2O + KCl =>
FeCl2 + 2 C5H6 + 2 KOH = FeC10H10 + 2 H2O + 2 KCl
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
C3H6O4 + O2 = CO + H2O =>
C3H6O4 + O2 = 3 CO + 3 H2O
CaCl2 + (NH4)2HPO4 = Ca3(PO4)2 + HCl + NH3 =>
3 CaCl2 + 2(NH4)2HPO4 = Ca3(PO4)2 + 6 HCl + 4 NH3
Fe(s) + HNO3(aq) = Fe(NO3)3 + H2O(l) + NO(g) =>
Fe(s) + 4 HNO3(aq) = Fe(NO3)3 + 2 H2O(l) + NO(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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