| Équations équilibrées la veille |
2 NaCl(aq) + (NH4)2SO4(aq) = 2 NH4Cl(aq) + Na2SO4(s)
Al(OH)3 + HF + NaOH = H2O + Na3AlF6 =>
Al(OH)3 + 6 HF + 3 NaOH = 6 H2O + Na3AlF6
Ba(NO3)2 + K2CO3 = BaCO3 + (NO3)2 + K2 =>
Ba(NO3)2 + K2CO3 = BaCO3 + (NO3)2 + K2
FeCl3 + KBr = FeBr3 + KCl =>
FeCl3 + 3 KBr = FeBr3 + 3 KCl
Cr + C = Cr4C3 =>
4 Cr + 3 C = Cr4C3
HI + OH = I + H2O =>
HI + OH = I + H2O
CuNO3 + NH3 = Cu(NH3)4 + NO3 =>
CuNO3 + 4 NH3 = Cu(NH3)4 + NO3
C7H14O1 + O2 = CO2 + H2O =>
C7H14O1 + 10 O2 = 7 CO2 + 7 H2O
I{-} = I2 + e =>
2 I{-} = I2 + 2e
CuCl2 + H2SO4 = CuSO4 + H2Cl2 =>
CuCl2 + H2SO4 = CuSO4 + H2Cl2
C4H10O2 + KMnO4 + H2SO4 = C4H6O2 + K2SO4 + MnSO4 + H2O =>
5 C4H10O2 + 4 KMnO4 + 6 H2SO4 = 5 C4H6O2 + 2 K2SO4 + 4 MnSO4 + 16 H2O
C5H5N + H2O = C5H5NH + OH =>
C5H5N + H2O = C5H5NH + OH
CuI2 = Cu2 + I =>
2 CuI2 = Cu2 + 4 I
C4H10FO2P + O2 = CO2 + H2O + F2 + P =>
2 C4H10FO2P + 11 O2 = 8 CO2 + 10 H2O + F2 + 2 P
Zn(s) + H2SO4(Ac) = ZnSO4(Ac) + H2(g) =>
Zn(s) + H2SO4(Ac) = ZnSO4(Ac) + H2(g)
C8H17OH + O2 = CO + H2O =>
C8H17OH + 8 O2 = 8 CO + 9 H2O
NH4 + O = NO2 + H2O =>
NH4 + 4 O = NO2 + 2 H2O
Cu(NH3)4{2+} + H2O + S2O4{2-} = Cu + NH3 + SO3{2-} + H{+} =>
Cu(NH3)4{2+} + 2 H2O + S2O4{2-} = Cu + 4 NH3 + 2 SO3{2-} + 4 H{+}
AgN03(aq) + Cu(s) = Cu(N03)2(aq) + Ag(s) =>
2 AgN03(aq) + Cu(s) = Cu(N03)2(aq) + 2 Ag(s)
Na + NHO3 = NaNO3 + H2 =>
2 Na + 2 NHO3 = 2 NaNO3 + H2
Co + O2 = Co3O3 =>
6 Co + 3 O2 = 2 Co3O3
K + OH = KOH =>
K + OH = KOH
KNO3 + C6H10O5 = K2CO3 + CO + H2O + N2 =>
6 KNO3 + 2 C6H10O5 = 3 K2CO3 + 9 CO + 10 H2O + 3 N2
Mo + N2 = Mo3N2 =>
3 Mo + N2 = Mo3N2
Be + SnO2 = BeO + Sn =>
2 Be + SnO2 = 2 BeO + Sn
Cl2 + K3N = N + KCl =>
3 Cl2 + 2 K3N = 2 N + 6 KCl
[Co(NH3)5Br]Br2 + Na2S2O3 = CoBr + Na2S4O6 + NH3 + NaBr =>
[Co(NH3)5Br]Br2 + 2 Na2S2O3 = CoBr + Na2S4O6 + 5 NH3 + 2 NaBr
NH4NO3 + Cu(OH)2 + NH4OH = [Cu(NH3)4]NO3 + H2O =>
7 NH4NO3 + 8 Cu(OH)2 + 26 NH4OH = 8[Cu(NH3)4]NO3 + 39 H2O
S + AlCl3 = SCl2 + Al =>
3 S + 2 AlCl3 = 3 SCl2 + 2 Al
C6H14 + O2(g) = CO2(g) + H2O =>
2 C6H14 + 19 O2(g) = 12 CO2(g) + 14 H2O
NH4VO3 + H2O2 + H2SO4 = [VO(O2)2] + (NH4)2SO4 + H2O =>
2 NH4VO3 + 5 H2O2 + H2SO4 = 2[VO(O2)2] + (NH4)2SO4 + 6 H2O
H2O + OCl = Cl + OH =>
H2O + OCl = Cl + 2 OH
CrBr2 + AgNO3 = Cr(NO3)2 + AgBr =>
CrBr2 + 2 AgNO3 = Cr(NO3)2 + 2 AgBr
Ge + O2 = GeO2 =>
Ge + O2 = GeO2
Mg3(PO4)2 + (NH4)2SO4 = MgSO4 + (NH4)3PO4 =>
Mg3(PO4)2 + 3(NH4)2SO4 = 3 MgSO4 + 2(NH4)3PO4
Na + Fe = Na3Fe =>
3 Na + Fe = Na3Fe
CH2ClCH2Cl + KCN = KCl + CNCH2CH2NC =>
CH2ClCH2Cl + 2 KCN = 2 KCl + CNCH2CH2NC
Cs(s) + P4(s) = Cs3P(s) =>
12 Cs(s) + P4(s) = 4 Cs3P(s)
C16H32 + O2 = CO2 + H2O =>
C16H32 + 24 O2 = 16 CO2 + 16 H2O
Hg + Cr(NO3)3 = Hg(NO3)3 + Cr =>
Hg + Cr(NO3)3 = Hg(NO3)3 + Cr
CaCr2O7 = Ca + Cr + O =>
CaCr2O7 = Ca + 2 Cr + 7 O
AgNO3 + NaCN = NaNO3 + Na[Ag(CN)2] =>
AgNO3 + 2 NaCN = NaNO3 + Na[Ag(CN)2]
FeO + Br2 = FeBr2 + O =>
FeO + Br2 = FeBr2 + O
CsOH + H2CO3 = H2O + Cs2CO3 =>
2 CsOH + H2CO3 = 2 H2O + Cs2CO3
CH4 + Cl = CH4Cl3 =>
CH4 + 3 Cl = CH4Cl3
Sn + FeCl2 = SnCl4 + Fe =>
Sn + 2 FeCl2 = SnCl4 + 2 Fe
Cs(s) + P4(s) = CsP =>
4 Cs(s) + P4(s) = 4 CsP
K3[Al(OH)6] + H2CO3 = Al(OH)3 + KHCO3 + H2O =>
K3[Al(OH)6] + 3 H2CO3 = Al(OH)3 + 3 KHCO3 + 3 H2O
Al + NO3{-} + OH{-} + H2O = NH3 + Al(OH)4{-} =>
8 Al + 3 NO3{-} + 5 OH{-} + 18 H2O = 3 NH3 + 8 Al(OH)4{-}
CoCl2 + K2S2O8 + KOH = Co2O3 + K2SO4 + KCl + H2O =>
2 CoCl2 + K2S2O8 + 6 KOH = Co2O3 + 2 K2SO4 + 4 KCl + 3 H2O
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Équations équilibrées sur10/23/24
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