| Équations équilibrées la veille | Équations équilibrées le lendemain |
SnCl2 + H2 = Sn + 2 HCl
KBr + CaI2 = KI + CaBr2 =>
2 KBr + CaI2 = 2 KI + CaBr2
SeF{-}2 = SeF{-}4 =>
SeF{-}2 = SeF{-}4
Zn + NO3{-} + H2O = ZnO2{2-} + NH3 + H{+} =>
4 Zn + NO3{-} + 5 H2O = 4 ZnO2{2-} + NH3 + 7 H{+}
Cl2(aq) + KBr = Br2 + KCl(aq) =>
Cl2(aq) + 2 KBr = Br2 + 2 KCl(aq)
HF(aq) + Ba(OH)2(aq) = BaF2(s) + H2O(l) =>
2 HF(aq) + Ba(OH)2(aq) = BaF2(s) + 2 H2O(l)
MoS3 + HNO3 = H2MoO4 + H2SO4 + H2O + NO2 =>
MoS3 + 24 HNO3 = H2MoO4 + 3 H2SO4 + 8 H2O + 24 NO2
HBrO3 + CaCO3 = H2CO3 + Ca(BrO3)2 =>
2 HBrO3 + CaCO3 = H2CO3 + Ca(BrO3)2
Al(s) + KOH(aq) + H2O(l) = KAl(OH)4(aq) + H2(aq) =>
2 Al(s) + 2 KOH(aq) + 6 H2O(l) = 2 KAl(OH)4(aq) + 3 H2(aq)
K2Cr2O7 + H2S + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O =>
4 K2Cr2O7 + 3 H2S + 13 H2SO4 = 4 K2SO4 + 4 Cr2(SO4)3 + 16 H2O
Mg0 + H2O = MgH + O2 =>
4 Mg0 + 2 H2O = 4 MgH + O2
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
HCl + FeCl2 + Na2CrO4 = FeCl3 + CrCl2 + NaCl + H2O =>
8 HCl + 4 FeCl2 + Na2CrO4 = 4 FeCl3 + CrCl2 + 2 NaCl + 4 H2O
M + X3 = MX3 =>
M + X3 = MX3
MgNH4PO4 = Mg2 + P2O7 + NH3 + H2O =>
2 MgNH4PO4 = Mg2 + P2O7 + 2 NH3 + H2O
HBrO + Pb(OH)4 = H2O + Pb(BrO)4 =>
4 HBrO + Pb(OH)4 = 4 H2O + Pb(BrO)4
FeSO4 + KMnO4 + H2O = MnSO4 + K2SO4 + Fe(OH)3 + Fe2(SO4)3 =>
30 FeSO4 + 6 KMnO4 + 24 H2O = 6 MnSO4 + 3 K2SO4 + 16 Fe(OH)3 + 7 Fe2(SO4)3
CH3NH2 + H2O = CH3OH + NH3 =>
CH3NH2 + H2O = CH3OH + NH3
CuO2 + HCl = CuCl4 + H2O =>
CuO2 + 4 HCl = CuCl4 + 2 H2O
CH3NH2 + H2O = CH3OH + NH3 =>
CH3NH2 + H2O = CH3OH + NH3
Si2O4 = SiO2 =>
Si2O4 = 2 SiO2
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
Co2S3 + H2O2 = CoSO4 + H2O + H2SO4 =>
Co2S3 + 11 H2O2 = 2 CoSO4 + 10 H2O + H2SO4
C3H3Ag + HCl = C3H4 + AgCl =>
C3H3Ag + HCl = C3H4 + AgCl
Ba(OH)2(aq) + HF(aq) = BaF2 + H2O =>
Ba(OH)2(aq) + 2 HF(aq) = BaF2 + 2 H2O
NaOH + H2Co3 = Na2Co3 + H2O =>
2 NaOH + H2Co3 = Na2Co3 + 2 H2O
Zn + Cu(II) = Zn(II) + Cu =>
Zn + Cu(II) = Zn(II) + Cu
N2O5 + H2 = NH3 + H2O =>
N2O5 + 8 H2 = 2 NH3 + 5 H2O
AgNO3 + H2S = Ag2S + NHO3 =>
2 AgNO3 + H2S = Ag2S + 2 NHO3
C7H6O2 = C7H5O2{-} + H{+} =>
C7H6O2 = C7H5O2{-} + H{+}
FeNaOH = Fe(OH)Na =>
FeNaOH = Fe(OH)Na
C7H15Cl + KOH = C7H15OH + KCl =>
C7H15Cl + KOH = C7H15OH + KCl
K3[Cu(CN)4]Hg(NO3)2 = K2(Hg(CN)4)CuNO3KNO3 =>
K3[Cu(CN)4]Hg(NO3)2 = K2(Hg(CN)4)CuNO3KNO3
Pb(OH)2 + Na2CO3 = PbCO3 + NaOH =>
Pb(OH)2 + Na2CO3 = PbCO3 + 2 NaOH
CH3CH2CH2OH + Na2Cr2O7 + H2SO4 = CH3CH2CHOOH + Cr2(SO4)3 + Na2SO4 + H2O =>
2 CH3CH2CH2OH + Na2Cr2O7 + 4 H2SO4 = 2 CH3CH2CHOOH + Cr2(SO4)3 + Na2SO4 + 5 H2O
NaCl + MgO = Na2O + MgCl2 =>
2 NaCl + MgO = Na2O + MgCl2
NL3 = N2 + L2 =>
2 NL3 = N2 + 3 L2
MnO2 + Ca(OH)2 = CaMnO3 + H2O =>
MnO2 + Ca(OH)2 = CaMnO3 + H2O
C51H98O6 + NaOH = C16H31O2Na + C3H8O3 =>
C51H98O6 + 3 NaOH = 3 C16H31O2Na + C3H8O3
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
FeSO4 + K2Cr2O7 + H2(SO4)3 = Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
34 FeSO4 + K2Cr2O7 + 7 H2(SO4)3 = 17 Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + 7 H2O
H2ReO4 = ReO3 + H2O =>
H2ReO4 = ReO3 + H2O
PPh3 + H2O2 = Ph3PO + H2O =>
PPh3 + H2O2 = Ph3PO + H2O
Al + Pb(No3)2 = Al(No3) + Pb =>
2 Al + Pb(No3)2 = 2 Al(No3) + Pb
K2CO3(aq) + Ni(NO3)2(aq) = KNO3(aq) + NiCO3(s) =>
K2CO3(aq) + Ni(NO3)2(aq) = 2 KNO3(aq) + NiCO3(s)
FeCl3 + Mg = FeMg + Cl3 =>
FeCl3 + Mg = FeMg + Cl3
Na3(PO4) + BaCl = Ba3(PO4) + NaCl =>
Na3(PO4) + 3 BaCl = Ba3(PO4) + 3 NaCl
Cu + HNO3(dil) = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 HNO3(dil) = Cu(NO3)2 + 2 H2O + 2 NO2
CH3CH2NH3Cl + HNO3 = CH3CHNH4NO3 + HCl =>
CH3CH2NH3Cl + HNO3 = CH3CHNH4NO3 + HCl
HCOOH + HCl = HCOOCl + H2 =>
HCOOH + HCl = HCOOCl + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/11/24
Équations équilibrées sur08/10/23
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