| Équations équilibrées la veille |
CO2 + K2O = K2CO3
Zn(s)Pb(NO3)2(aq) = Pb(s)Zn(NO3)2(aq) =>
Zn(s)Pb(NO3)2(aq) = Pb(s)Zn(NO3)2(aq)
Zn + Pb(No3)2 = ZnNo3 + Pb =>
2 Zn + Pb(No3)2 = 2 ZnNo3 + Pb
Cu(s) + H2SO4(l) = CuSO4(aq) + SO2(g) + H2O(g) =>
Cu(s) + 2 H2SO4(l) = CuSO4(aq) + SO2(g) + 2 H2O(g)
AgNO3 + KCl = AgCl + KNO3 =>
AgNO3 + KCl = AgCl + KNO3
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
KMnO4 + Na2SO3 + H2O = MnO2 + Na2SO4 + KOH =>
2 KMnO4 + 3 Na2SO3 + H2O = 2 MnO2 + 3 Na2SO4 + 2 KOH
Sg + O2 = SgO2 =>
Sg + O2 = SgO2
Al2(SO4)3 + K2CO3 + H2O = K2SO4 + Al(OH)3 + CO2 =>
Al2(SO4)3 + 3 K2CO3 + 3 H2O = 3 K2SO4 + 2 Al(OH)3 + 3 CO2
Na2S + H2SO4 = H2S + Na2SO4 =>
Na2S + H2SO4 = H2S + Na2SO4
KOH + H2O = KOOH + H2 =>
KOH + H2O = KOOH + H2
CuCrO4 + Na2S = CuS + Na2CrO4 =>
CuCrO4 + Na2S = CuS + Na2CrO4
AuCl3 + B + H2O = Au + HCl + H3BO3 =>
AuCl3 + B + 3 H2O = Au + 3 HCl + H3BO3
C7H4N3O6S02 + O2 = CO2 + NO2 + SO2 + H2O =>
C7H4N3O6S02 + 10 O2 = 7 CO2 + 3 NO2 + 2 SO2 + 2 H2O
NO2{-} + Co{2+} + CH3COOH = Co(NO2)6{3-} + NO + CH3COO{-} + H2O =>
7 NO2{-} + Co{2+} + 2 CH3COOH = Co(NO2)6{3-} + NO + 2 CH3COO{-} + H2O
FeS + NH4Cl = FeCl2 + (NH4)2S =>
FeS + 2 NH4Cl = FeCl2 + (NH4)2S
BeI2 + CuSO4 = Be(SO4)2 + CuI =>
BeI2 + 2 CuSO4 = Be(SO4)2 + 2 CuI
NaOH(aq) + FeCl3(aq) = Fe(OH)3(s) + NaCl(aq) =>
3 NaOH(aq) + FeCl3(aq) = Fe(OH)3(s) + 3 NaCl(aq)
CH + CuO = CO2 + H2O + Cu =>
2 CH + 5 CuO = 2 CO2 + H2O + 5 Cu
OH + V = V(OH)3 =>
3 OH + V = V(OH)3
ScF3 + Na = NaF + Sc =>
ScF3 + 3 Na = 3 NaF + Sc
Cu(II)SO4 + NaOH = Cu(II)NaH + SO4O =>
Cu(II)SO4 + NaOH = Cu(II)NaH + SO4O
Cr + Ni(SO4) = Cr(SO4) + Ni =>
Cr + Ni(SO4) = Cr(SO4) + Ni
Si2O2 = SiO =>
Si2O2 = 2 SiO
Na + Cu = NaCu =>
Na + Cu = NaCu
NaCl + CuO = CuCl + NaO =>
NaCl + CuO = CuCl + NaO
Cu + HONO2 = Cu(NO3)2 + N2O4 + H2O =>
Cu + 4 HONO2 = Cu(NO3)2 + N2O4 + 2 H2O
Cu(No3)3 + KOH = Cu(OH)3 + KNo3 =>
Cu(No3)3 + 3 KOH = Cu(OH)3 + 3 KNo3
FeCl3 + KSCN = FeSCNCl2 + KCl =>
FeCl3 + KSCN = FeSCNCl2 + KCl
HNO3 + H2 = H2O + NO2 =>
2 HNO3 + H2 = 2 H2O + 2 NO2
Mg(s) + H2SO4(ag) = MgSO4(ag) + H2(g) =>
Mg(s) + H2SO4(ag) = MgSO4(ag) + H2(g)
KNO3 + (NH4)2CO3 = K2CO3 + (NH4)NO3 =>
2 KNO3 + (NH4)2CO3 = K2CO3 + 2(NH4)NO3
CrI3 + KOH + Cl2 = K2CrO4 + KIO4 + KCl + H2O =>
2 CrI3 + 64 KOH + 27 Cl2 = 2 K2CrO4 + 6 KIO4 + 54 KCl + 32 H2O
CH3COOH + Al = Al(CH3CO2)3 + H2 =>
6 CH3COOH + 2 Al = 2 Al(CH3CO2)3 + 3 H2
As2S5 + HNO3 + H2O = H2SO4 + H3AsO4 + NO =>
3 As2S5 + 40 HNO3 + 4 H2O = 15 H2SO4 + 6 H3AsO4 + 40 NO
NiCO3(s) + HNO3(aq) = Ni(NO3)2(aq) + CO2(g) + H2O(l) =>
NiCO3(s) + 2 HNO3(aq) = Ni(NO3)2(aq) + CO2(g) + H2O(l)
NaI + PbO2 + H2SO4 = Na2SO4 + PbSO4 + I + H2O =>
2 NaI + PbO2 + 2 H2SO4 = Na2SO4 + PbSO4 + 2 I + 2 H2O
K2CrO4 + AlPO4 = K3PO4 + Al2(CrO4)3 =>
3 K2CrO4 + 2 AlPO4 = 2 K3PO4 + Al2(CrO4)3
MnSO4*H2O + H3PO4 = MnH4(PO4)2 + H2SO4 + H2O =>
MnSO4*H2O + 2 H3PO4 = MnH4(PO4)2 + H2SO4 + H2O
Li2S + KNO3 = LiNO3 + K2S =>
Li2S + 2 KNO3 = 2 LiNO3 + K2S
PPO3 + H2O = H3PO3 =>
PPO3 + 3 H2O = 2 H3PO3
NaCO3 + CH3COOH = CO2 + H2O + NaCO =>
2 NaCO3 + CH3COOH = 2 CO2 + 2 H2O + 2 NaCO
Pb(ClO4)2(aq) + NaCl(aq) = PbCl2(s) + NaClO4(aq) =>
Pb(ClO4)2(aq) + 2 NaCl(aq) = PbCl2(s) + 2 NaClO4(aq)
(NH4)2MoO4 + NaOH = NH3 + H2O + Na2MoO4 =>
(NH4)2MoO4 + 2 NaOH = 2 NH3 + 2 H2O + Na2MoO4
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C7H15COOH + CH3OH = C7H15COOCH3 + H2O =>
C7H15COOH + CH3OH = C7H15COOCH3 + H2O
Cu(NH3)4{2+} + OH{-} = CuO + NH3 + H2O =>
Cu(NH3)4{2+} + 2 OH{-} = CuO + 4 NH3 + H2O
HI + Ca(OH)2 = CaI2 + H(OH) =>
2 HI + Ca(OH)2 = CaI2 + 2 H(OH)
HCOOH + Na2CO3 = HCOONa + H2CO3 =>
2 HCOOH + Na2CO3 = 2 HCOONa + H2CO3
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Équations équilibrées sur10/21/24
Équations équilibrées sur11/20/23
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