| Équations équilibrées la veille |
Zn + 2 NH4{+} + 2 MnO2 = Zn{2+} + Mn2O3 + 2 NH3 + H2O
FeO2 = Fe2O3 + O2 =>
4 FeO2 = 2 Fe2O3 + O2
H2S + Pb(C2H3O2)2 = PbS + CH3COOH =>
H2S + Pb(C2H3O2)2 = PbS + 2 CH3COOH
KNO3(s) + C12H22O11(s) = K2CO3(s) + CO2(g) + N2(g) + H2O(g) =>
48 KNO3(s) + 5 C12H22O11(s) = 24 K2CO3(s) + 36 CO2(g) + 24 N2(g) + 55 H2O(g)
C7H5NO3S + NaOH = SO2 + NaC7H6NO2 =>
C7H5NO3S + NaOH = SO2 + NaC7H6NO2
C + O2 = CO2 =>
C + O2 = CO2
Na2SiO3 + FeCl3 = Fe2(SiO3)3 + NaCl =>
3 Na2SiO3 + 2 FeCl3 = Fe2(SiO3)3 + 6 NaCl
Na2CO3H2O2 + C6H6 = CO2 + H2O + {-}10H{+} + Na{+} =>
15 Na2CO3H2O2 + 2 C6H6 = 27 CO2 + 21 H2O + 30{-}10H{+} + 30 Na{+}
C6H13OH + O2 = CO2 + H2O =>
C6H13OH + 9 O2 = 6 CO2 + 7 H2O
Mg(NO3)2 + HCl + Na2HPO4 + NH4OH = MgNH4PO4 + H2O + NaCl + HNO3 =>
Mg(NO3)2 + 2 HCl + Na2HPO4 + NH4OH = MgNH4PO4 + H2O + 2 NaCl + 2 HNO3
C3H6O2 + SOCl2 = CH3CH2COCl + SO2 + H2O =>
2 C3H6O2 + SOCl2 = 2 CH3CH2COCl + SO2 + H2O
Hg2Cl2 + NH4OH = Cl{-} + H2O + Hg + HgNH2Cl + NH4{+} =>
Hg2Cl2 + 2 NH4OH = Cl{-} + 2 H2O + Hg + HgNH2Cl + NH4{+}
HC1 + Al = AlC13 + H2 =>
26 HC1 + 2 Al = 2 AlC13 + 13 H2
UCl4 + H2O2 = UO2Cl2 + HCl =>
UCl4 + H2O2 = UO2Cl2 + 2 HCl
KCl + H2O = K2O + HCl =>
2 KCl + H2O = K2O + 2 HCl
Fe(OH)2 + H2SO4 = Fe(OH)2SO3 + H2O =>
Fe(OH)2 + H2SO4 = Fe(OH)2SO3 + H2O
Cd + NiO(OH) + H2O = Cd(OH)2 + Ni(OH)2 =>
Cd + 2 NiO(OH) + 2 H2O = Cd(OH)2 + 2 Ni(OH)2
H2 + NF3 = N2 + HF =>
3 H2 + 2 NF3 = N2 + 6 HF
Ba + Na2CO3 = BaCO3 + Na =>
Ba + Na2CO3 = BaCO3 + 2 Na
C5H11O2 + NaOH = C5H10O2Na + H2O =>
C5H11O2 + NaOH = C5H10O2Na + H2O
K + Cl + H2O = KOH + HCl =>
K + Cl + H2O = KOH + HCl
NH4OH + H2SeO4 = (NH4)2SeO4 + H2O =>
2 NH4OH + H2SeO4 = (NH4)2SeO4 + 2 H2O
FeSO4(ac) + KMnO4 + H2SO4 = Fe2(SO4)3(ac) + MnSO4(ac) + K2SO4(ac) + H2O =>
10 FeSO4(ac) + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3(ac) + 2 MnSO4(ac) + K2SO4(ac) + 8 H2O
Na2S(aq) + ZnSO4(aq) = ZnS + Na2SO4 =>
Na2S(aq) + ZnSO4(aq) = ZnS + Na2SO4
Fe(NO3)3 + KSCN + HCl = Fe(SCN)2 + HSCN + Cl2 + KNO3 =>
2 Fe(NO3)3 + 6 KSCN + 2 HCl = 2 Fe(SCN)2 + 2 HSCN + Cl2 + 6 KNO3
(Cr(NO3)3) = Cr + NO3 =>
(Cr(NO3)3) = Cr + 3 NO3
NaIO3 + NaHSO3 = I + H2O + Na2SO4 + NaHSO4 =>
2 NaIO3 + 5 NaHSO3 = 2 I + H2O + 2 Na2SO4 + 3 NaHSO4
CSe2(s) + O2(g) = CO2(g) + SeO2(g) =>
CSe2(s) + 3 O2(g) = CO2(g) + 2 SeO2(g)
CN3NH2(g) + O2(g) = CO2(g) + H2O(g) + N2(g) =>
2 CN3NH2(g) + 3 O2(g) = 2 CO2(g) + 2 H2O(g) + 4 N2(g)
AgNo3 + Cl = AgNo3Cl =>
AgNo3 + Cl = AgNo3Cl
Ca(s) + H2O(l) = H2(g) + Ca(HO)2(aq) =>
Ca(s) + 2 H2O(l) = H2(g) + Ca(HO)2(aq)
CuS + HNO3 = CuSO4 + H2O + NO =>
3 CuS + 8 HNO3 = 3 CuSO4 + 4 H2O + 8 NO
Ag2CO3 = Ag + CO3 =>
Ag2CO3 = 2 Ag + CO3
ZnO2H2SO4 = ZnSO4H2O2 =>
ZnO2H2SO4 = ZnSO4H2O2
(NH4)2CO3 + Ag2SO4 = (NH4)2SO4(aq) + Ag2CO3(s) =>
(NH4)2CO3 + Ag2SO4 = (NH4)2SO4(aq) + Ag2CO3(s)
KOH + HC6H7O7 = H2O + KC6H7O7 =>
KOH + HC6H7O7 = H2O + KC6H7O7
Cu(c) + AgNO3(ag) = Cu(NO3)2(aq) + Ag(c) =>
Cu(c) + 2 AgNO3(ag) = Cu(NO3)2(aq) + 2 Ag(c)
SO2 + H2O = HSO + OH =>
SO2 + 2 H2O = HSO + 3 OH
C22H44O6 + O2 = CO2 + H2O =>
C22H44O6 + 30 O2 = 22 CO2 + 22 H2O
CH3OH + C7H6O3 = C8H10O3 + H2O =>
14 CH3OH + 6 C7H6O3 = 7 C8H10O3 + 11 H2O
Sr + CuSO4 = SrCuSO4 =>
Sr + CuSO4 = SrCuSO4
Cl2 + NaOH + Na2S2O3 = H2O + NaCl + Na2SO4 =>
4 Cl2 + 10 NaOH + Na2S2O3 = 5 H2O + 8 NaCl + 2 Na2SO4
Cr{3+} + H2O2 + OH{-} = CrO4{2-} + H2O =>
2 Cr{3+} + 3 H2O2 + 10 OH{-} = 2 CrO4{2-} + 8 H2O
AgNO3(aq) + K2Cr2O7(aq) = Ag2Cr2O7(s) + KNO3(aq) =>
2 AgNO3(aq) + K2Cr2O7(aq) = Ag2Cr2O7(s) + 2 KNO3(aq)
KNO3 = KNO2 + O32 =>
32 KNO3 = 32 KNO2 + O32
C(s) + O2(q) = CO(g) =>
2 C(s) + O2(q) = 2 CO(g)
FeCuS2 + HNO3 = Fe(NO3)2 + Cu(NO3)2 + NO2 + S8 + H2O =>
4 FeCuS2 + 32 HNO3 = 4 Fe(NO3)2 + 4 Cu(NO3)2 + 16 NO2 + S8 + 16 H2O
Fe3(PO4)2 = FeO + P2O5 =>
Fe3(PO4)2 = 3 FeO + P2O5
Na2SO3 + AuCl3 + H2O = Au + NaHSO4 + NaCl + HCl =>
3 Na2SO3 + 2 AuCl3 + 3 H2O = 2 Au + 3 NaHSO4 + 3 NaCl + 3 HCl
Fe3O4 + SiO2 = FeSiO3 + Fe2(SiO3)3 =>
Fe3O4 + 4 SiO2 = FeSiO3 + Fe2(SiO3)3
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