| Équations équilibrées la veille |
Fe + 3 CH3COO = Fe(CH3COO)3
Mg + PO4 = MgPO4 =>
Mg + PO4 = MgPO4
NaCl + HOH = NaOH + HCl =>
NaCl + HOH = NaOH + HCl
Fe2{+} + Cd = Fe + Cd2{+} =>
Fe2{+} + 2 Cd = 2 Fe + Cd2{+}
Pb{2+} + I{-} = PbI4{2-} =>
Pb{2+} + 4 I{-} = PbI4{2-}
MgCO3 + HCl(aq) = MgCl2 + H2O + CO2 =>
MgCO3 + 2 HCl(aq) = MgCl2 + H2O + CO2
CaMg(CO3)2 + HCl = CaCl2 + MgCl2 + CO2 + H2O =>
CaMg(CO3)2 + 4 HCl = CaCl2 + MgCl2 + 2 CO2 + 2 H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
HI + H2O = I{-} + H3O{+} =>
HI + H2O = I{-} + H3O{+}
Ca3(PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4
P(s) + O2(g) = P2O3(s) =>
4 P(s) + 3 O2(g) = 2 P2O3(s)
Na2FeO4 + H2O = Fe(OH)3 + O2 + Na{+} + OH{-} =>
4 Na2FeO4 + 10 H2O = 4 Fe(OH)3 + 3 O2 + 8 Na{+} + 8 OH{-}
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
HCOH + H2O = HCOOH + H2 =>
HCOH + H2O = HCOOH + H2
C6H5NH3Cl + H2O = H3O + C6H5NH2Cl =>
C6H5NH3Cl + H2O = H3O + C6H5NH2Cl
AlCl3(s) + NaOH(aq) = Al(OH)3 + NaCl(aq) =>
AlCl3(s) + 3 NaOH(aq) = Al(OH)3 + 3 NaCl(aq)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C2H2 + NaNH2 = C2HNa + NH3 =>
C2H2 + NaNH2 = C2HNa + NH3
C2H2O4 + Fe2O3 = C6Fe2O12 + H2O =>
3 C2H2O4 + Fe2O3 = C6Fe2O12 + 3 H2O
C6H12O6 + SO4{2-} = HS{-} + HCO3{-} + H2CO3 =>
C6H12O6 + 3 SO4{2-} = 3 HS{-} + 3 HCO3{-} + 3 H2CO3
Mg(NO3)2 + K2SO4 = MgSO4 + KNO3 =>
Mg(NO3)2 + K2SO4 = MgSO4 + 2 KNO3
Pb(NO3)2(aq) = PbO2 + NO2(g) =>
Pb(NO3)2(aq) = PbO2 + 2 NO2(g)
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
Ba(NO3)2 + Fe2(SO4)3 = BaSO4 + Fe(NO3)3 =>
3 Ba(NO3)2 + Fe2(SO4)3 = 3 BaSO4 + 2 Fe(NO3)3
OH{-} + V + H2O = HV6O17{3-} + H2 =>
3 OH{-} + 6 V + 14 H2O = HV6O17{3-} + 15 H2
Fe2 + AgNO3 = Fe(NO3)3 + Ag =>
Fe2 + 6 AgNO3 = 2 Fe(NO3)3 + 6 Ag
Na2O(s) + H2O(l) = NaOH(ac) =>
Na2O(s) + H2O(l) = 2 NaOH(ac)
Se8 + F2 = SeF6 =>
Se8 + 24 F2 = 8 SeF6
NiCl2 + Ca(OH)2 = Ni(OH)2 + Cl2Ca =>
NiCl2 + Ca(OH)2 = Ni(OH)2 + Cl2Ca
Cr2O3 + H2O2 = H2O + CrO4 =>
Cr2O3 + 5 H2O2 = 5 H2O + 2 CrO4
BaSO4 + H2O = Ba(OH)2 + H2SO4 =>
BaSO4 + 2 H2O = Ba(OH)2 + H2SO4
Cu2S + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + Cu2SO4 + H2O =>
3 Cu2S + 4 K2Cr2O7 + 16 H2SO4 = 4 Cr2(SO4)3 + 4 K2SO4 + 3 Cu2SO4 + 16 H2O
K3(PO4) + Ca(NO3)2 = Ca3(PO4)2 + KNO3 =>
2 K3(PO4) + 3 Ca(NO3)2 = Ca3(PO4)2 + 6 KNO3
Zn(OH)2(s) + H3PO4(aq) = Zn3(PO4)2(aq) + H2O(l) =>
3 Zn(OH)2(s) + 2 H3PO4(aq) = Zn3(PO4)2(aq) + 6 H2O(l)
BaSO4 + H2SO4 = Ba(SO4)2 + H2 =>
BaSO4 + H2SO4 = Ba(SO4)2 + H2
K2S + O = K2O + S =>
K2S + O = K2O + S
Mg2 + O2 = MgO2 =>
Mg2 + 2 O2 = 2 MgO2
CH3CH2CH2OH = CH3CH2CHO + H2 =>
CH3CH2CH2OH = CH3CH2CHO + H2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
HC2H3O2 + LiHSO3 = H2SO3 + LiC2H3O2 =>
HC2H3O2 + LiHSO3 = H2SO3 + LiC2H3O2
Ag2S + CuCl2 = AgCl + CuS =>
Ag2S + CuCl2 = 2 AgCl + CuS
Na2S2O3 + H2O2 = Na2S3O6 + Na2SO4 + H2O =>
2 Na2S2O3 + 4 H2O2 = Na2S3O6 + Na2SO4 + 4 H2O
KOH + Fe2O3 + H2O = K2Fe(OH)5 =>
4 KOH + Fe2O3 + 3 H2O = 2 K2Fe(OH)5
CuH + H2O = CuOH + H2 =>
CuH + H2O = CuOH + H2
BaO + N2 = Ba3N2 + O2 =>
6 BaO + 2 N2 = 2 Ba3N2 + 3 O2
Mg + CuSO4 + H2O = MgSO4 + CuO + H2 =>
Mg + CuSO4 + H2O = MgSO4 + CuO + H2
C + H2 + O2 = C2H6O =>
4 C + 6 H2 + O2 = 2 C2H6O
C6H5CH3 + KMnO4 + H2O = C6H5CH2OH + MnO2 + KOH =>
3 C6H5CH3 + 2 KMnO4 + H2O = 3 C6H5CH2OH + 2 MnO2 + 2 KOH
AlC3 + Na = NaC + Al =>
AlC3 + 3 Na = 3 NaC + Al
Na2CrO4 + HBr = CrBr3 + Br2 + H2O + NaBr =>
2 Na2CrO4 + 16 HBr = 2 CrBr3 + 3 Br2 + 8 H2O + 4 NaBr
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Équations équilibrées sur10/23/24
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