| Équations équilibrées la veille |
2 Ag(s) + H2S(s) = Ag2S(s) + H2(g)
Hg2{2+}(aq) = Hg{2+}(aq) + e =>
Hg2{2+}(aq) = 2 Hg{2+}(aq) + 2e
Cl2O7 + H2O = H2Cl2 + O8 =>
Cl2O7 + H2O = H2Cl2 + O8
C9H7N + O2 = CO2 + H2O + N2 =>
4 C9H7N + 43 O2 = 36 CO2 + 14 H2O + 2 N2
C + O2 = CO2 =>
C + O2 = CO2
CuO + Cl2 = CuCl2 + O2 =>
2 CuO + 2 Cl2 = 2 CuCl2 + O2
KIO3 + KI + H2SO3 = K2SO4 + I2 + H2O =>
2 KIO3 + 4 KI + 3 H2SO3 = 3 K2SO4 + 3 I2 + 3 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Li + Pb(NO3) = Li(NO3)2 + Pb =>
Li + 2 Pb(NO3) = Li(NO3)2 + 2 Pb
CH3CH(NH2)COOH + O2 = CO2 + N2 + H2 =>
2 CH3CH(NH2)COOH + 4 O2 = 6 CO2 + N2 + 7 H2
Sc2O3 + Mn2O3 + TeO2 + O2 = Sc175Mn25Te100O600 =>
175 Sc2O3 + 25 Mn2O3 + 200 TeO2 + 100 O2 = 2 Sc175Mn25Te100O600
FeCl3 + H2O = FeOHCl2 + HCl =>
FeCl3 + H2O = FeOHCl2 + HCl
C6H7NO + O2 = CO2 + H2O + N2 =>
4 C6H7NO + 29 O2 = 24 CO2 + 14 H2O + 2 N2
C6H5NH2 + O2 = H2O + CO2 + NO2 =>
4 C6H5NH2 + 35 O2 = 14 H2O + 24 CO2 + 4 NO2
H3PO4 + Mg = H2 + Mg2(PO4) =>
2 H3PO4 + 4 Mg = 3 H2 + 2 Mg2(PO4)
P3 + O2 = P2O3 =>
4 P3 + 9 O2 = 6 P2O3
FeSO4 + K2S = FeS + K2SO3 =>
3 FeSO4 + 4 K2S = 3 FeS + 4 K2SO3
Si(OH)4 + NaBr = SiBr4 + NaOH =>
Si(OH)4 + 4 NaBr = SiBr4 + 4 NaOH
Na2SO4(aq) + NH4Cl(aq) = (NH4)2SO4(aq) + NaCl(aq) =>
Na2SO4(aq) + 2 NH4Cl(aq) = (NH4)2SO4(aq) + 2 NaCl(aq)
HCl(aq) + Li(s) = LiCl(s) + H2(g) =>
2 HCl(aq) + 2 Li(s) = 2 LiCl(s) + H2(g)
MnBr2 + Cl = MnCl2 + Br =>
MnBr2 + 2 Cl = MnCl2 + 2 Br
C6H7NO + O2 = CO2 + H2O + N2 =>
4 C6H7NO + 29 O2 = 24 CO2 + 14 H2O + 2 N2
CO2(g) + H2O(l) = C18H12O16(s) + O2(g) =>
18 CO2(g) + 6 H2O(l) = C18H12O16(s) + 13 O2(g)
C6H6 = C6H12 + C =>
2 C6H6 = C6H12 + 6 C
Co(C2H3O2)2 + (NH4)2NO3 = NH4C2H3O2 + CoNO3 =>
Co(C2H3O2)2 + (NH4)2NO3 = 2 NH4C2H3O2 + CoNO3
K2Cr2O4 + HCl + NaOH = K2O + NaCrO + H2O + Cl =>
K2Cr2O4 + 4 HCl + 2 NaOH = K2O + 2 NaCrO + 3 H2O + 4 Cl
MnS04 + Na2CO3 + O2 = CO2 + Na2SO4 + Na2MnO4 =>
2 MnS04 + 10 Na2CO3 + 15 O2 = 10 CO2 + 8 Na2SO4 + 2 Na2MnO4
Na2O + Al = Na + NaAlO2 =>
2 Na2O + Al = 3 Na + NaAlO2
NaF + MgCl2 = NaCl + MgF2 =>
2 NaF + MgCl2 = 2 NaCl + MgF2
Fe(OH)2 + KOH = K2[Fe(OH)4] =>
Fe(OH)2 + 2 KOH = K2[Fe(OH)4]
KNO3 + C12H22O11 = CO2 + N2 + H2O + K2CO3 =>
48 KNO3 + 5 C12H22O11 = 36 CO2 + 24 N2 + 55 H2O + 24 K2CO3
H5IO6 + LiOH = LiIO4 + H2O =>
H5IO6 + LiOH = LiIO4 + 3 H2O
Au + NaCN + O2 + H2O = NaAu((CN)2) + NaOH =>
4 Au + 8 NaCN + O2 + 2 H2O = 4 NaAu((CN)2) + 4 NaOH
S(s) + MoO3(s) = MoS2 + O2(s) =>
4 S(s) + 2 MoO3(s) = 2 MoS2 + 3 O2(s)
NH3 + Cl2 = NH4Cl + NCl4 =>
8 NH3 + 7 Cl2 = 6 NH4Cl + 2 NCl4
CrCl3 + KOH + Cl2 = KCl + H2O + K2CrO4 =>
2 CrCl3 + 16 KOH + 3 Cl2 = 12 KCl + 8 H2O + 2 K2CrO4
NO3H + Zn = (NO3)2Zn + NO3HN4 + H2O =>
25 NO3H + 10 Zn = 10(NO3)2Zn + NO3HN4 + 12 H2O
Zn + KMnO4 + KOH = K2(ZnO2) + MnO2 + H2O =>
3 Zn + 2 KMnO4 + 4 KOH = 3 K2(ZnO2) + 2 MnO2 + 2 H2O
C5H8O2 + C2H8N2 = C12H24N2O4 =>
2 C5H8O2 + C2H8N2 = C12H24N2O4
KClO4 + Al + H2O = KAlO2 + Al(OH)3 + HCl =>
3 KClO4 + 8 Al + 9 H2O = 3 KAlO2 + 5 Al(OH)3 + 3 HCl
CuO + HNO3 = Cu(NO3)2 + H2O =>
CuO + 2 HNO3 = Cu(NO3)2 + H2O
FeBr2 + Br2 = FeBr3 =>
2 FeBr2 + Br2 = 2 FeBr3
B(s) + Cl2(s) = BCl3(i) =>
2 B(s) + 3 Cl2(s) = 2 BCl3(i)
Cu + NO3{-} + H{+} = Cu2{+} + N0 + H2O =>
10 Cu + NO3{-} + 6 H{+} = 5 Cu2{+} + N0 + 3 H2O
Fe(NO3)3(aq) + KOH(aq) = Fe(OH)3(s) + KNO3(s) =>
Fe(NO3)3(aq) + 3 KOH(aq) = Fe(OH)3(s) + 3 KNO3(s)
Cl2O5 + Ba(OH)2 = Ba(ClO3)2 + H2O =>
Cl2O5 + Ba(OH)2 = Ba(ClO3)2 + H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
NaI + CaCl2 = CaI2 + NaCl =>
2 NaI + CaCl2 = CaI2 + 2 NaCl
K2CrO4 + (NH4)2S + H2O = Cr(OH)3 + S + KOH + NH4OH =>
2 K2CrO4 + 3(NH4)2S + 8 H2O = 2 Cr(OH)3 + 3 S + 4 KOH + 6 NH4OH
MnO2 + KClO3 + KOH = KMnO4 + KCl + H2O =>
2 MnO2 + KClO3 + 2 KOH = 2 KMnO4 + KCl + H2O
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Équations équilibrées sur01/28/25
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