| Équations équilibrées la veille |
Na2Cr2 + 2 NHO3 + 11 H2O2 = 2 CrO5 + 12 H2O + 2 NaNO3
Zn(NO3)2 + NaOH = Zn(OH)2 + Na2(NO3)2 =>
Zn(NO3)2 + 2 NaOH = Zn(OH)2 + Na2(NO3)2
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CuCl2 + HCl = CuCl + HCl2 =>
CuCl2 + HCl = CuCl + HCl2
NH3 + HOCl = N2 + HCl + H2O =>
2 NH3 + 3 HOCl = N2 + 3 HCl + 3 H2O
Zn(NO3)2 + NaCO3 = ZnNa + (NO3)2CO3 =>
Zn(NO3)2 + NaCO3 = ZnNa + (NO3)2CO3
H2 + MgO = H2O + Mg =>
H2 + MgO = H2O + Mg
Ca(OH)2 + H2S = (CaOH)2S + H2O =>
2 Ca(OH)2 + H2S = (CaOH)2S + 2 H2O
C6H5NH2 + HNO3 = C6H2NH2(NO2)3 + H2O =>
C6H5NH2 + 3 HNO3 = C6H2NH2(NO2)3 + 3 H2O
Na2CO3 + HNO3 = NaNO3 + CO2 + H2O =>
Na2CO3 + 2 HNO3 = 2 NaNO3 + CO2 + H2O
H2O + NO2 = (HNO3) + NO =>
H2O + 3 NO2 = 2(HNO3) + NO
Mg3(PO4)2 + Na = Mg + Na3PO4 =>
Mg3(PO4)2 + 6 Na = 3 Mg + 2 Na3PO4
Fe(OH)2 = FeO + H2O =>
Fe(OH)2 = FeO + H2O
RS{-} + MnO4{-} + OH{-} = RSO3{-} + MnO4{2-} + H{+} =>
RS{-} + 6 MnO4{-} + 3 OH{-} = RSO3{-} + 6 MnO4{2-} + 3 H{+}
H2CO3 + Fe2O3 = Fe2(CO3)3 + H2O =>
3 H2CO3 + Fe2O3 = Fe2(CO3)3 + 3 H2O
P2I4 + P4 + H2O = H3PO4 + PH4I =>
10 P2I4 + 13 P4 + 128 H2O = 32 H3PO4 + 40 PH4I
Co + Ca3(PO4)2 = Co(PO4)2 + Ca3 =>
Co + Ca3(PO4)2 = Co(PO4)2 + Ca3
Fe2F + HCl = Fe2Cl + HF =>
Fe2F + HCl = Fe2Cl + HF
Ca(OH)2 + (NH4)Cl = CaCl2 + NH4OH =>
Ca(OH)2 + 2(NH4)Cl = CaCl2 + 2 NH4OH
Cr + H2SO4 = CrO3 + S(OH)2 =>
2 Cr + 3 H2SO4 = 2 CrO3 + 3 S(OH)2
CaO + MnI4 = MnO2 + CaI2 =>
2 CaO + MnI4 = MnO2 + 2 CaI2
C7H9 + HNO3 = C7H6(NO2)3 + H2O =>
C7H9 + 3 HNO3 = C7H6(NO2)3 + 3 H2O
C21H20O6 + Na2B4O7(H2O)10 + HCl + H2C2O4 = B(C21H19O6)(C2O4) + NaCl + H2O =>
4 C21H20O6 + Na2B4O7(H2O)10 + 2 HCl + 4 H2C2O4 = 4 B(C21H19O6)(C2O4) + 2 NaCl + 17 H2O
NH3 + O2 = NO + H2 =>
2 NH3 + O2 = 2 NO + 3 H2
CH3CH2COCH3 + O2 = CO2 + H2O =>
2 CH3CH2COCH3 + 11 O2 = 8 CO2 + 8 H2O
H2SO3 + HClO7 = HCl + H2SO4 =>
7 H2SO3 + HClO7 = HCl + 7 H2SO4
SiO2 + S = Si + SO2 =>
SiO2 + S = Si + SO2
CCl3NO2 + HClO3 + KOH = KNO3 + KCl + H2O + K2CO3 =>
3 CCl3NO2 + HClO3 + 19 KOH = 3 KNO3 + 10 KCl + 10 H2O + 3 K2CO3
BrO + H2O = H2BrO2 =>
BrO + H2O = H2BrO2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
KH2PO4 + K2SiO3 = H2O + K3PO4 + SiO2 =>
KH2PO4 + K2SiO3 = H2O + K3PO4 + SiO2
AgCl + Mg = Ag + MgCl2 =>
2 AgCl + Mg = 2 Ag + MgCl2
ClO3{-} + As2S3 + H2O = Cl{-} + H2AsO4{-} + S + H{+} =>
5 ClO3{-} + 3 As2S3 + 9 H2O = 5 Cl{-} + 6 H2AsO4{-} + 9 S + 6 H{+}
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
S2O8{2-} + C2Cl4 + H2O = SO4{2-} + CO2 + H{+} + Cl{-} =>
2 S2O8{2-} + C2Cl4 + 4 H2O = 4 SO4{2-} + 2 CO2 + 8 H{+} + 4 Cl{-}
Ni(s) + CO(g) = Ni(CO)4(g) =>
Ni(s) + 4 CO(g) = Ni(CO)4(g)
Pb + SO4{2-} + PbO2 + H{+} = PbSO4 + H2O =>
Pb + 2 SO4{2-} + PbO2 + 4 H{+} = 2 PbSO4 + 2 H2O
Hg(l) + HCl(aq) = H2 + HgCl2 =>
Hg(l) + 2 HCl(aq) = H2 + HgCl2
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
I2 + KIO3 + HCl = ICl + KCl + H2O =>
2 I2 + KIO3 + 6 HCl = 5 ICl + KCl + 3 H2O
CsOH + Al(OH)3 = CsAl(OH)4 =>
CsOH + Al(OH)3 = CsAl(OH)4
P2O5 + FeO = Fe3(PO4)2 =>
P2O5 + 3 FeO = Fe3(PO4)2
(2CoCl2*6H2O) + H2O2 + NH4Cl + NH3 = [Co(NH3)5Cl]Cl2 + H2O =>
(2CoCl2*6H2O) + H2O2 + 2 NH4Cl + 8 NH3 = 2[Co(NH3)5Cl]Cl2 + 14 H2O
Fe{2+} + Cr2O7{2-} + H2O = Fe{3+} + Cr{3+} + OH{-} =>
6 Fe{2+} + Cr2O7{2-} + 7 H2O = 6 Fe{3+} + 2 Cr{3+} + 14 OH{-}
MgCO3(s) + Ba(OH)2(aq) = Mg(OH)2(s) + BaCO3(s) =>
MgCO3(s) + Ba(OH)2(aq) = Mg(OH)2(s) + BaCO3(s)
CrCO3 + H2O = CrO + H2CO3 =>
CrCO3 + H2O = CrO + H2CO3
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
KI + FeCl3 = FeCl + KCl + I2 =>
2 KI + FeCl3 = FeCl + 2 KCl + I2
KMnO4 + KNO2 + HNO3 = MnNO3 + KNO3 + H2O =>
KMnO4 + 3 KNO2 + 2 HNO3 = MnNO3 + 4 KNO3 + H2O
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Équations équilibrées sur01/03/25
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