| Équations équilibrées la veille |
MnO4{-} + 3 HNO3 + 5 H = 3 NO3{-} + Mn{2+} + 4 H2O
HI + SO3 = ISO3 + H =>
HI + SO3 = ISO3 + H
NaVO3 + HCl = (VO2)2Cl2 + NaOH =>
2 NaVO3 + 2 HCl = (VO2)2Cl2 + 2 NaOH
Na2SO4 + MgCl2 = MgSO4 + NaCl =>
Na2SO4 + MgCl2 = MgSO4 + 2 NaCl
Al(s) + S(s) = Al(s)S(s) =>
Al(s) + S(s) = Al(s)S(s)
FeCl2 + HNO3 = Fe(NO3)3 + HCl + NO + H2O =>
3 FeCl2 + 10 HNO3 = 3 Fe(NO3)3 + 6 HCl + NO + 2 H2O
NaClO + FeSO4 + H2O = NaCl + Fe(OH)3 + H2SO4 =>
NaClO + 2 FeSO4 + 5 H2O = NaCl + 2 Fe(OH)3 + 2 H2SO4
Sr + Al2(SO4)3 = SrSO4 + Al3 =>
9 Sr + 3 Al2(SO4)3 = 9 SrSO4 + 2 Al3
Ni(s) + MgSO4(ag) = NiSO4(ag) + Mg2 =>
2 Ni(s) + 2 MgSO4(ag) = 2 NiSO4(ag) + Mg2
Zn(OH)2 + NH3 = H2O + Zn3N2 =>
3 Zn(OH)2 + 2 NH3 = 6 H2O + Zn3N2
Fe + HNO3 = Fe(NO3)3 + NO2*H2O =>
Fe + 6 HNO3 = Fe(NO3)3 + 3 NO2*H2O
K + CO3 = K3CO3 =>
3 K + CO3 = K3CO3
C10H8 + H2SO4 = CH4 + CO2 + H2S =>
C10H8 + 4 H2SO4 = 2 CH4 + 8 CO2 + 4 H2S
MgSO4 + H2 = Mg + H4SO4 =>
MgSO4 + 2 H2 = Mg + H4SO4
MgO + H = Mg + H2O =>
MgO + 2 H = Mg + H2O
Al + CuPO4 = AlPO4 + Cu =>
Al + CuPO4 = AlPO4 + Cu
KNH4(OH)2 + H3PO4 = K2HPO4 + NH3 + H2O =>
2 KNH4(OH)2 + H3PO4 = K2HPO4 + 2 NH3 + 4 H2O
CH3CH2CH2COOH + Na2CO3 = CH3CH2CH2COONa + H2O + CO2 =>
2 CH3CH2CH2COOH + Na2CO3 = 2 CH3CH2CH2COONa + H2O + CO2
Br2(aq) + CaCl2(aq) = CaBr2(aq) + Cl2(aq) =>
Br2(aq) + CaCl2(aq) = CaBr2(aq) + Cl2(aq)
H2CO3 + Be(OH)2 = Be2(CO3)2 + H2O =>
2 H2CO3 + 2 Be(OH)2 = Be2(CO3)2 + 4 H2O
CoCI2 + F2 = CoF3 + CI2 =>
2 CoCI2 + 3 F2 = 2 CoF3 + 2 CI2
K3[Fe(CN)6] + NH4SCN = KSCN + (NH4)3Fe(CN)6 =>
K3[Fe(CN)6] + 3 NH4SCN = 3 KSCN + (NH4)3Fe(CN)6
CH3CH2COCH3 + O2 = CO2 + H2O =>
2 CH3CH2COCH3 + 11 O2 = 8 CO2 + 8 H2O
PbCl2 + Ba(OH)2 = Pb(OH)2 + BaCl2 =>
PbCl2 + Ba(OH)2 = Pb(OH)2 + BaCl2
Pb(ClO4)2 + AlCl3 = Al(ClO4)3 + PbCl2 =>
3 Pb(ClO4)2 + 2 AlCl3 = 2 Al(ClO4)3 + 3 PbCl2
C7H12 + H2O2 = C7H12O3 + H2O =>
C7H12 + 3 H2O2 = C7H12O3 + 3 H2O
V(OH)3 = V2O3 + H2O =>
2 V(OH)3 = V2O3 + 3 H2O
K3P + HCl = H3P + KCl =>
K3P + 3 HCl = H3P + 3 KCl
COHOH = H2CO2 =>
COHOH = H2CO2
CuSO4 + NH4OH = Cu(OH)2 + (NH4) + SO4 =>
CuSO4 + 2 NH4OH = Cu(OH)2 + 2(NH4) + SO4
HI + SO3 = ISO3 + H =>
HI + SO3 = ISO3 + H
H2CO3 + Be(OH)2 = Be2(CO3)2 + H2O =>
2 H2CO3 + 2 Be(OH)2 = Be2(CO3)2 + 4 H2O
HCl + K2CO3 = KCl + H2O + CO2 =>
2 HCl + K2CO3 = 2 KCl + H2O + CO2
Al + S = AlS2 =>
Al + 2 S = AlS2
CuSO4 + NH4OH = [Cu(NH3)4]SO4 + H2O =>
CuSO4 + 4 NH4OH = [Cu(NH3)4]SO4 + 4 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Ag2O + SO2 = Ag2S + O2 =>
2 Ag2O + 2 SO2 = 2 Ag2S + 3 O2
H2NCOONH4 + O2 = CO2 + H2O + N2 =>
2 H2NCOONH4 + 3 O2 = 2 CO2 + 6 H2O + 2 N2
NH4ClO4 + C = CO2 + N2 + H2O + Cl2 =>
2 NH4ClO4 + 2 C = 2 CO2 + N2 + 4 H2O + Cl2
C2H3(OH)3 + O2 = CO2 + H2O =>
C2H3(OH)3 + 2 O2 = 2 CO2 + 3 H2O
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
Cd{2+} + SCN{-} = Cd(SCN)4{2-} =>
Cd{2+} + 4 SCN{-} = Cd(SCN)4{2-}
H2SO4 + FeCl2 = HCl + FeSO4 =>
H2SO4 + FeCl2 = 2 HCl + FeSO4
CaCl2 + AgCl = AgCa + Cl2 =>
2 CaCl2 + 2 AgCl = 2 AgCa + 3 Cl2
Sn + NO3{-} + H{+} = Sn{4+} + N2O + H2O =>
2 Sn + 2 NO3{-} + 10 H{+} = 2 Sn{4+} + N2O + 5 H2O
C2H2 + Ba = C2H2Ba2 =>
C2H2 + 2 Ba = C2H2Ba2
Na2CO3 + CH3COOH = CH3COONa + CO2 + H2 =>
2 Na2CO3 + 5 CH3COOH = 4 CH3COONa + 4 CO2 + 4 H2
Ca3(PO4)2 + Ca(NO3)2 = Ca3(NO3)2 + Ca(PO4)2 =>
Ca3(PO4)2 + Ca(NO3)2 = Ca3(NO3)2 + Ca(PO4)2
CH10 + HO2 = CH2O2 + H2O =>
CH10 + 4 HO2 = CH2O2 + 6 H2O
NaHCO3 + HC2H3 = NaC2H3O2 + H2O + CO2 =>
3 NaHCO3 + 2 HC2H3 = 3 NaC2H3O2 + H2O + CO2
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