| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Na2S2O8 + NaCl + 8 NaOH = 8 Na2SO4 + NaClO4 + 4 H2O
Zn + H2SO3 = HZn + SO3 =>
2 Zn + H2SO3 = 2 HZn + SO3
HNO3 = H2O + NO2 + O2 =>
4 HNO3 = 2 H2O + 4 NO2 + O2
Cl + O3 = Cl2O3 =>
2 Cl + O3 = Cl2O3
K2HPO4 + LiOH = KH2PO4 + LiOK =>
K2HPO4 + LiOH = KH2PO4 + LiOK
Pb(NO3)2 + K2S = Pb(S) + K(NO3) =>
Pb(NO3)2 + K2S = Pb(S) + 2 K(NO3)
S3O = S3 + O4 =>
4 S3O = 4 S3 + O4
MgCO3 + Ca + HCO3 = MgCa(CO3)2 + H =>
MgCO3 + Ca + HCO3 = MgCa(CO3)2 + H
NO2 + C = N2O3 + CO =>
2 NO2 + C = N2O3 + CO
SnO2 + PH3 = Sn4P3 + H2O + PO =>
20 SnO2 + 22 PH3 = 5 Sn4P3 + 33 H2O + 7 PO
Na(s) + H2O(l) = NaOH(aq) + H2(g) =>
2 Na(s) + 2 H2O(l) = 2 NaOH(aq) + H2(g)
CH3CO2H + HCl = CH3Cl + H2CO3 =>
3 CH3CO2H + 4 HCl = 4 CH3Cl + 2 H2CO3
PO4H3 + Ba(OH)2 = Ba3(PO4)2 + H2O =>
2 PO4H3 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 H2O
H2SO4 + Mg(OH)2 = H2O(l) + MgSO4(aq) =>
H2SO4 + Mg(OH)2 = 2 H2O(l) + MgSO4(aq)
HBr + NiS = NiBr + HS =>
HBr + NiS = NiBr + HS
Fe{+2} + SiO4{-4} + O2 = Fe2O3 + SiO3{-2} =>
4 Fe{+2} + 4 SiO4{-4} + O2 = 2 Fe2O3 + 4 SiO3{-2}
Se + H2O = H2SeO3 + H =>
Se + 3 H2O = H2SeO3 + 4 H
C9H11NO4 + O2 = CO2 + H2O + NO2 =>
4 C9H11NO4 + 43 O2 = 36 CO2 + 22 H2O + 4 NO2
Cl2(aa) + Br{-}(aq) = Cl{-}(aq) + Br2(l) =>
Cl2(aa) + 2 Br{-}(aq) = 2 Cl{-}(aq) + Br2(l)
At + Cl2 = AtCl3 =>
2 At + 3 Cl2 = 2 AtCl3
NaOH(aq) + H2C9H6O4(aq) = H2O(l) + Na2C9H6O4(l) =>
2 NaOH(aq) + H2C9H6O4(aq) = 2 H2O(l) + Na2C9H6O4(l)
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
K + HU = H2 + KU =>
2 K + 2 HU = H2 + 2 KU
Cd(NO3)2 + Fe2(SO4)3 = CdSO4 + Fe(NO3)3 =>
3 Cd(NO3)2 + Fe2(SO4)3 = 3 CdSO4 + 2 Fe(NO3)3
FeCu + H2SO4 = Fe2(SO4)3 + H2 + Cu =>
2 FeCu + 3 H2SO4 = Fe2(SO4)3 + 3 H2 + 2 Cu
Ag + H2SO3 = AgSO3 + H2 =>
Ag + H2SO3 = AgSO3 + H2
MnCl2 + NaBrO3 + HNO3 = NaMnO4 + Br(NO3)3 + NaNO3 + HCl + H2O =>
2 MnCl2 + 5 NaBrO3 + 18 HNO3 = 2 NaMnO4 + 5 Br(NO3)3 + 3 NaNO3 + 4 HCl + 7 H2O
Pb(NO3)2 + K2Cr2O7 = K2(NO3)2 + PbCr2 + O =>
Pb(NO3)2 + K2Cr2O7 = K2(NO3)2 + PbCr2 + 7 O
Ni2O3 + H2SO4 = NiSO4 + H2O + O2 =>
2 Ni2O3 + 4 H2SO4 = 4 NiSO4 + 4 H2O + O2
FeS + K = Fe + KS =>
FeS + K = Fe + KS
H{+} + MnO4{-} + AsO3{3-} = AsO4{3-} + Mn2{+} + H2O =>
6 H{+} + 4 MnO4{-} + 13 AsO3{3-} = 13 AsO4{3-} + 2 Mn2{+} + 3 H2O
Ni + Sn(OH)4 = Ni(OH) + Sn =>
4 Ni + Sn(OH)4 = 4 Ni(OH) + Sn
(NH4)2CrO4 + Ba(OH)2 = NH3 + H2O + BaCrO4 =>
(NH4)2CrO4 + Ba(OH)2 = 2 NH3 + 2 H2O + BaCrO4
Na2O + I2O = NaIO =>
Na2O + I2O = 2 NaIO
AgNO3 + H3PO4 = Ag3PO4 + NO3H =>
3 AgNO3 + H3PO4 = Ag3PO4 + 3 NO3H
(NH4)2CO3 + AgCH3COO = Ag2CO3 + NH4CH3COO =>
(NH4)2CO3 + 2 AgCH3COO = Ag2CO3 + 2 NH4CH3COO
Cl2 + HgO = Cl2O4 + HgCl2 =>
5 Cl2 + 4 HgO = Cl2O4 + 4 HgCl2
C4H10 + HCl = C2H6 + C2H5Cl =>
C4H10 + HCl = C2H6 + C2H5Cl
Cl + Al + H2O = Al19(OH)50Cl10 + H2 =>
10 Cl + 19 Al + 50 H2O = Al19(OH)50Cl10 + 25 H2
FeS2 + O2 = SO2 + FeO =>
2 FeS2 + 5 O2 = 4 SO2 + 2 FeO
(BiO)2CO3 + HNO3 = Bi(NO3)3 + CO2 + H2O =>
(BiO)2CO3 + 6 HNO3 = 2 Bi(NO3)3 + CO2 + 3 H2O
TiCl4 + HOH = TiO2 + HCl =>
TiCl4 + 2 HOH = TiO2 + 4 HCl
B + KOH + H2O2 = KBO2 + H2O =>
2 B + 2 KOH + 3 H2O2 = 2 KBO2 + 4 H2O
AI + CuCI{+3} = AICI{+3} + Cu =>
AI + CuCI{+3} = AICI{+3} + Cu
CH3CH2NO2 + Fe + HCl = CH3CH2NH3Cl + FeCl2 + H2O =>
CH3CH2NO2 + 3 Fe + 7 HCl = CH3CH2NH3Cl + 3 FeCl2 + 2 H2O
NaClO3 + CrCl3 + NaOH = NaCl + Na2CrO4 + H2O =>
NaClO3 + 2 CrCl3 + 10 NaOH = 7 NaCl + 2 Na2CrO4 + 5 H2O
NH4VO3 + H2SO4 + Zn = VOSO4 + (NH4)2SO4 + H2O + ZnSO4 =>
2 NH4VO3 + 4 H2SO4 + Zn = 2 VOSO4 + (NH4)2SO4 + 4 H2O + ZnSO4
Fe(OH)2 = Fe3O4 + H2O + H216 =>
324 Fe(OH)2 = 108 Fe3O4 + 216 H2O + H216
FeCl3 + Na[OH] = Fe[OH]3 + NaCl =>
FeCl3 + 3 Na[OH] = Fe[OH]3 + 3 NaCl
H{+} + Mn2{+} + BiO3{-}� = MnO4{-} + Bi3{+} + H2O =>
10 H{+} + 14 Mn2{+} + 39 BiO3{-}� = 28 MnO4{-} + 13 Bi3{+} + 5 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/17/24
Équations équilibrées sur02/16/23
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