| Équations équilibrées la veille |
Ca3P2 + 3 H2CO3 = 3 CaCO3 + 2 H3P
CrCl6 = Cr + Cl =>
CrCl6 = Cr + 6 Cl
PBS + HCl = PBCl2 + H2S =>
PBS + 2 HCl = PBCl2 + H2S
CoCl2*6(H2O) + NH4Cl + NH4OH + H2O2 = [Co(NH3)6]Cl3 + H2O =>
2 CoCl2*6(H2O) + 2 NH4Cl + 10 NH4OH + H2O2 = 2[Co(NH3)6]Cl3 + 24 H2O
CoCl26H2O + P(OPh)3 + BH4 = CoH[P(OPh)3]4 + BH3 + Cl + H2O =>
CoCl26H2O + 4 P(OPh)3 + BH4 = CoH[P(OPh)3]4 + BH3 + 26 Cl + H2O
Zn + CuCl2 = Cu + ZnCl =>
2 Zn + CuCl2 = Cu + 2 ZnCl
CH3CH(OH)CH3 + K2Cr2O7 + H2SO4 = (CH3)2CO + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH3CH(OH)CH3 + K2Cr2O7 + 4 H2SO4 = 3(CH3)2CO + Cr2(SO4)3 + K2SO4 + 7 H2O
Zn + H3AsO4 = Zn3(AsO4)2 + H2 =>
3 Zn + 2 H3AsO4 = Zn3(AsO4)2 + 3 H2
Ca + S + O = CaSO4 =>
Ca + S + 4 O = CaSO4
HNO3 = H2O + N2O3 + O2 =>
2 HNO3 = H2O + N2O3 + O2
CH3Cl + CH3CH2Cl + Na = CH3CH2CH3 + NaCl =>
CH3Cl + CH3CH2Cl + 2 Na = CH3CH2CH3 + 2 NaCl
H3PO4 + NaHCO3 = HOH + Na3PO4 + CO2 =>
H3PO4 + 3 NaHCO3 = 3 HOH + Na3PO4 + 3 CO2
C4H8O2 + Cl2 = C4H7O2Cl + HCl =>
C4H8O2 + Cl2 = C4H7O2Cl + HCl
Pb(OH)2 + HCl = PbCl2 + H2O =>
Pb(OH)2 + 2 HCl = PbCl2 + 2 H2O
MeH2PO3 + KPF6 = MePOF2 + HF + POF3 + KF =>
MeH2PO3 + 2 KPF6 = MePOF2 + 2 HF + 2 POF3 + 2 KF
K3PO4 + LiCl = LiPO4 + K3Cl =>
K3PO4 + LiCl = LiPO4 + K3Cl
NH4I + KMnO4 + H2O = I2 + NH4OH + KI + MnO2 =>
8 NH4I + 2 KMnO4 + 4 H2O = 3 I2 + 8 NH4OH + 2 KI + 2 MnO2
FeCO3 + NH4OH = (NH4)2CO3 + Fe(OH)2 =>
FeCO3 + 2 NH4OH = (NH4)2CO3 + Fe(OH)2
H2O2 = H2O + O =>
H2O2 = H2O + O
B2 + D2 = BD3 =>
B2 + 3 D2 = 2 BD3
HgNO3 + HNO3 + C2H6O = Hg(CNO)2 + O + H =>
HgNO3 + HNO3 + C2H6O = Hg(CNO)2 + 5 O + 7 H
K2MnO4 + HCl = Cl2 + MnCl2 + KCl + H2O =>
K2MnO4 + 8 HCl = 2 Cl2 + MnCl2 + 2 KCl + 4 H2O
KOH + HNO3 + Zn = K2ZnO2 + NH3 + H2O =>
8 KOH + HNO3 + 4 Zn = 4 K2ZnO2 + NH3 + 3 H2O
HCl + Mn2O3 = MnCl3 + H2O =>
6 HCl + Mn2O3 = 2 MnCl3 + 3 H2O
C + ZnS = ZnC + CS =>
2 C + ZnS = ZnC + CS
CH2CHCH3 + Br = BrCH2CHBrCH3 =>
CH2CHCH3 + 2 Br = BrCH2CHBrCH3
CuCl2 + Cl + H2O = CuCl4(H2O)2 =>
CuCl2 + 2 Cl + 2 H2O = CuCl4(H2O)2
Ba(OH)2 + Fe = Fe(OH)3 + BaOH =>
3 Ba(OH)2 + Fe = Fe(OH)3 + 3 BaOH
K2SO4 + Na3[Co(NO2)6] = K3[Co(NO2)6] + Na2SO4 =>
3 K2SO4 + 2 Na3[Co(NO2)6] = 2 K3[Co(NO2)6] + 3 Na2SO4
Be + NO2 = Be(NO2)2 =>
Be + 2 NO2 = Be(NO2)2
KMnO4 + Mn(NO3)2 + NaOH = MnO2 + KNO3 + H2O + NaNO3 =>
2 KMnO4 + 3 Mn(NO3)2 + 4 NaOH = 5 MnO2 + 2 KNO3 + 2 H2O + 4 NaNO3
NH3 + KOH = NH4OH + K2O =>
NH3 + 2 KOH = NH4OH + K2O
Be + NO2 = Be(NO2)2 =>
Be + 2 NO2 = Be(NO2)2
Fe[OH]2 + H2O2 = Fe[OH]3 =>
2 Fe[OH]2 + H2O2 = 2 Fe[OH]3
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
Al2O3 + Ca3P2 = CaO + AlP =>
Al2O3 + Ca3P2 = 3 CaO + 2 AlP
Si3N4(s) = Si + N2(g) =>
Si3N4(s) = 3 Si + 2 N2(g)
BaCO3 + NO3 = Ba(NO3)2 + CO3 =>
BaCO3 + 2 NO3 = Ba(NO3)2 + CO3
Fe + Cr2O72{-} + H{+} = Fe{+} + Cr3{+} + H2O =>
427 Fe + 3 Cr2O72{-} + 432 H{+} = 427 Fe{+} + 2 Cr3{+} + 216 H2O
CaSO4 + Li3PO4 = Ca3(PO4)2 + Li2SO4 =>
3 CaSO4 + 2 Li3PO4 = Ca3(PO4)2 + 3 Li2SO4
I2 + Na2[S2O3] = NaI + Na2[S4O6] =>
I2 + 2 Na2[S2O3] = 2 NaI + Na2[S4O6]
Al + KOH + H2O = Al(OH)4{-} + H2 + K{+} =>
2 Al + 2 KOH + 6 H2O = 2 Al(OH)4{-} + 3 H2 + 2 K{+}
K2S + H2S = KHS =>
K2S + H2S = 2 KHS
FeCl3 + NaOH = Fe(OH)3 + NaCl(l) =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl(l)
Fe2O3 + NaOH = NaFeO2 + H2O =>
Fe2O3 + 2 NaOH = 2 NaFeO2 + H2O
KOH + HClO4 = KClO4 + H2O =>
KOH + HClO4 = KClO4 + H2O
CuCl2 + NaNO2 + H2O = Cu(OH)2 + NaCl + HNO2 =>
CuCl2 + 2 NaNO2 + 2 H2O = Cu(OH)2 + 2 NaCl + 2 HNO2
Al2(SO4)3 + Na2CO3 = Al2(CO3)3 + Na2SO4 =>
Al2(SO4)3 + 3 Na2CO3 = Al2(CO3)3 + 3 Na2SO4
Mg + Cu(No3)2 = Mg(No3) + Cu =>
2 Mg + Cu(No3)2 = 2 Mg(No3) + Cu
H2SO4 + K = K2SO4 + SO2 + H2O =>
2 H2SO4 + 2 K = K2SO4 + SO2 + 2 H2O
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Équations équilibrées sur11/23/24
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