| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe2N2 = 2(t)FeN
AgNO3 + Ca(NO3)2 = Ag(NO3)2 + NO3Ca =>
AgNO3 + Ca(NO3)2 = Ag(NO3)2 + NO3Ca
Al(OH)3 + KOH = Al(OK)3 + H2O =>
Al(OH)3 + 3 KOH = Al(OK)3 + 3 H2O
KCl + Cu3(PO4)2 = CuCl2 + K3PO4 =>
6 KCl + Cu3(PO4)2 = 3 CuCl2 + 2 K3PO4
KCO3 + Cu2SO4 = K2SO4 + CuCO3 =>
2 KCO3 + Cu2SO4 = K2SO4 + 2 CuCO3
PbCO3HCl = PbClHCO3 =>
PbCO3HCl = PbClHCO3
Co(NO3)3(aq) + (NH4)2S(aq) = Co2S3(s) + NH4NO3(aq) =>
2 Co(NO3)3(aq) + 3(NH4)2S(aq) = Co2S3(s) + 6 NH4NO3(aq)
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Na2S2O3 = Na + S2O3 =>
Na2S2O3 = 2 Na + S2O3
CO2(g) + H2(g) = CH4(g) + H2O(l) =>
CO2(g) + 4 H2(g) = CH4(g) + 2 H2O(l)
Al2O3 + N2O = AlNO2 =>
Al2O3 + N2O = 2 AlNO2
Co(NO3)2 + NaBr = CoBr2 + Na(NO3) =>
Co(NO3)2 + 2 NaBr = CoBr2 + 2 Na(NO3)
K2Cr2O7 + H2O + S = SO2 + KOH + Cr2O3 =>
2 K2Cr2O7 + 2 H2O + 3 S = 3 SO2 + 4 KOH + 2 Cr2O3
Fe3O4 + CO = Fe + CO2 =>
Fe3O4 + 4 CO = 3 Fe + 4 CO2
Co(NO3)3(aq) + Zn(s) = Zn(NO3)2(aq) + Co(s) =>
2 Co(NO3)3(aq) + 3 Zn(s) = 3 Zn(NO3)2(aq) + 2 Co(s)
Na2S2O3 = Na2SO4 + Na2S + S =>
4 Na2S2O3 = 3 Na2SO4 + Na2S + 4 S
CO2(g) + H2(g) = CH4(g) + H2O(g) =>
CO2(g) + 4 H2(g) = CH4(g) + 2 H2O(g)
LiCl = Li + Cl2 =>
2 LiCl = 2 Li + Cl2
Sn + Cu(NO3)2 = Sn(NO3)2 + Cu =>
Sn + Cu(NO3)2 = Sn(NO3)2 + Cu
Bi(OH)3 + Na[Sn(OH)3] + NaOH = Bi + Na2[Sn(OH)5] =>
Bi(OH)3 + 3 Na[Sn(OH)3] + 3 NaOH = Bi + 3 Na2[Sn(OH)5]
NaBr(s) + H2SO4(aq) = Na2SO4(aq) + SO2(g) + Br2(g) + H2O =>
2 NaBr(s) + 2 H2SO4(aq) = Na2SO4(aq) + SO2(g) + Br2(g) + 2 H2O
FeCl3KOH = FeOHKCl3 =>
FeCl3KOH = FeOHKCl3
Na2S2O3 = Na2SO4 + Na2S5 =>
4 Na2S2O3 = 3 Na2SO4 + Na2S5
AgNO3(aq) + PbBr2(s) = AgBr(s) + Pb(NO3)2(aq) =>
2 AgNO3(aq) + PbBr2(s) = 2 AgBr(s) + Pb(NO3)2(aq)
Sr3P2(s) = Sr(s) + P4(s) =>
2 Sr3P2(s) = 6 Sr(s) + P4(s)
Co(NO3)2 + NaBr = CoBr2 + NaNO3 =>
Co(NO3)2 + 2 NaBr = CoBr2 + 2 NaNO3
Co4(P2O5)3 + H2CO3 = H3PO4 + Co2(CO3)3 + Co2O3 + CO =>
Co4(P2O5)3 + 9 H2CO3 = 6 H3PO4 + Co2(CO3)3 + Co2O3 + 6 CO
NaHCl3 + HCl = NaCl + H2Cl3 =>
NaHCl3 + HCl = NaCl + H2Cl3
Al + HCl = Al(Cl)2 + H2 =>
Al + 2 HCl = Al(Cl)2 + H2
Ca3(PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4
H2S + O2 = S02 + H2O =>
2 H2S + O2 = S02 + 2 H2O
Co(NO3)2 + NaBr = CoBr2 + Na(NO3) =>
Co(NO3)2 + 2 NaBr = CoBr2 + 2 Na(NO3)
Na2S2O3 = Na2O + SO2 + S =>
Na2S2O3 = Na2O + SO2 + S
Al(OH)3 + KOH = Al(OK)3 + H2O =>
Al(OH)3 + 3 KOH = Al(OK)3 + 3 H2O
Na2S2O3 = Na + S + O =>
Na2S2O3 = 2 Na + 2 S + 3 O
Ca + HNO3 = Ca(NO3)2 + N2O + H2O = =>
4 Ca + 10 HNO3 = 4 Ca(NO3)2 + N2O + 5 H2O
CuNO3NaClMgSO4 = NaNO3MgClCuSO4 =>
CuNO3NaClMgSO4 = NaNO3MgClCuSO4
Fe(NO3)3 + NH3 + H2O = Fe(OH)3 + NH4NO3 =>
Fe(NO3)3 + 3 NH3 + 3 H2O = Fe(OH)3 + 3 NH4NO3
HCl + KMnO4 = Cl2 + H2O + KCl + MnCl2 =>
16 HCl + 2 KMnO4 = 5 Cl2 + 8 H2O + 2 KCl + 2 MnCl2
C2H7OH + O2 = CO2 + H2O =>
2 C2H7OH + 7 O2 = 4 CO2 + 8 H2O
Na2S2O3 = Na2SO4 + Na2S + S =>
4 Na2S2O3 = 3 Na2SO4 + Na2S + 4 S
K2Cr2O7 + Zn + H2SO4 = Zn(SO4)2 + Cr2(SO4)3 + K2SO4 + H2O =>
2 K2Cr2O7 + 3 Zn + 14 H2SO4 = 3 Zn(SO4)2 + 2 Cr2(SO4)3 + 2 K2SO4 + 14 H2O
K2CO3 + MgSO4 = KSO4 + Mg2(CO3) =>
K2CO3 + 2 MgSO4 = 2 KSO4 + Mg2(CO3)
ZnO + K2CO3 = K2ZnO2 + CO2 =>
ZnO + K2CO3 = K2ZnO2 + CO2
H3PO4 + K2SiO3 = H2SiO3 + K3PO4 =>
2 H3PO4 + 3 K2SiO3 = 3 H2SiO3 + 2 K3PO4
S(IV) + O2 = SIVO =>
2 S(IV) + O2 = 2 SIVO
Al(OH)3 + KOH = Al(OK)3 + H2O =>
Al(OH)3 + 3 KOH = Al(OK)3 + 3 H2O
HCO3{-} + H2SO4 = H2CO3 + HSO4{-} =>
HCO3{-} + H2SO4 = H2CO3 + HSO4{-}
Be + HNO3 = Be(NO3)2 + H2O + N =>
5 Be + 12 HNO3 = 5 Be(NO3)2 + 6 H2O + 2 N
Na2S2O3 = Na + S + O =>
Na2S2O3 = 2 Na + 2 S + 3 O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/06/24
Équations équilibrées sur12/06/23
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