Chemistry

The ion which is discharged at the anode during the electrolysis of copper sulphate solution using platinum electrodes as anode and cathode is:
Cu²⁺
OH^-
SO₄^2-
H⁺

Electrolysis

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Answer

OH^-

Reason — The SO₄^2- and OH^- ions both migrate to the anode. The OH^- ions, being lower in electrochemical series as compared to SO₄^2- ions, discharge to form neutral (OH) radical. The neutral (OH) radicals reunite to form water and oxygen.

4OH^- - 4e^- ⟶ 4OH

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Chemistry

The ion which is discharged at the anode during the electrolysis of copper sulphate solution using platinum electrodes as anode and cathode is:
Cu²⁺
OH^-
SO₄^2-
H⁺

Electrolysis

Answer

Related Questions

During electroplating an article with silver, the electrolyte used is:
Silver nitrate solution
Silver cyanide solution
Sodium argentocyanide solution
Nickel sulphate solution

The metallic electrode which does not take part in an electrolytic reaction :
Cu
Ag
Pt
Ni

When dilute sodium chloride is electrolysed using graphite electrodes, the cation which is discharged at the cathode most readily :
Na⁺
OH^-
H⁺
Cl^-

Cathode is a reducing electrode because :
it has less number of electrons
it has deficiency of electrons
cations gain electrons from cathode
anions lose electrons to cathode

Chemistry

The ion which is discharged at the anode during the electrolysis of copper sulphate solution using platinum electrodes as anode and cathode is:Cu2+OH-SO42-H+

Electrolysis

Answer

Related Questions

During electroplating an article with silver, the electrolyte used is:Silver nitrate solutionSilver cyanide solutionSodium argentocyanide solutionNickel sulphate solution

The metallic electrode which does not take part in an electrolytic reaction :CuAgPtNi

When dilute sodium chloride is electrolysed using graphite electrodes, the cation which is discharged at the cathode most readily :Na+OH-H+Cl-

Cathode is a reducing electrode because :it has less number of electronsit has deficiency of electronscations gain electrons from cathodeanions lose electrons to cathode

The ion which is discharged at the anode during the electrolysis of copper sulphate solution using platinum electrodes as anode and cathode is:
Cu²⁺
OH^-
SO₄^2-
H⁺

During electroplating an article with silver, the electrolyte used is:
Silver nitrate solution
Silver cyanide solution
Sodium argentocyanide solution
Nickel sulphate solution

The metallic electrode which does not take part in an electrolytic reaction :
Cu
Ag
Pt
Ni

When dilute sodium chloride is electrolysed using graphite electrodes, the cation which is discharged at the cathode most readily :
Na⁺
OH^-
H⁺
Cl^-

Cathode is a reducing electrode because :
it has less number of electrons
it has deficiency of electrons
cations gain electrons from cathode
anions lose electrons to cathode