Question 1 :
The decomposition of liquid compound on passing an electric current through it is known as
Question 2 :
During electrolysis of NaCl, the gas released at anode is :
Question 3 :
If a Solution of copper sulphate ({tex}CuSO_4{/tex} ) is electrolyzed using copper (Cu) electrodes, then
Question 5 :
The electrochemical series is formed in order of the metal regarding
Question 7 :
During ionisation metals lose electrons, this change can be called :
Question 8 :
Which of the following substance is not a good conductor of electricity?
Question 10 :
In electrolysis of pure ionic molten compounds, metal is formed at
Question 11 :
A solution of hydrogen chloride gas in water conducts electricity because it ionizes in solution to form free ions but a solution of hydrogen chloride gas in toluene does not conduct an electric current because it remains as a single molecule in solution.
Question 12 :
The vessel in which electrolysis of Lead bromide is carried out is :
Question 14 :
A weak electrolyte is one which is feebly ionized in the solution
Question 15 :
Have a look. Question1. Complete systematic equipment set up for electrolysis is known as
Question 16 :
When dilute sodium chloride is electrolysed using graphite electrodes, the cation is discharged at the cathode most readily.
Question 18 :
Ions discharged in electrolysis depends on which of the following factor
Question 21 :
Pure water is a good conductor of electricity. The statement is
Question 23 :
In the electrolysis of a solution of potassium iodide with phenolphthalein indicator, a pink colour appears at the negative electrode. Which one of the following is the fact?
Question 25 :
A compound which liberates reddish brown gas around the anode during electrolysis in its molten state is :
Question 27 :
The metallic electrode which does not take part in an electrolytic reaction.
Question 28 :
We can expect that pure water will not normally conduct electricity.
Question 30 :
The whole apparatus of electrodes, electrolytes and vessel containing them is called
Question 33 :
During silver plating of an article using potassium argentocyanide as an electrolyte, the anode material should be :
Question 34 :
What two species are the anions in a Solution of copper sulphate?
Question 36 :
Electrolysis is the process in which a chemical reaction takes place at the expense of
Question 39 :
In an electroplating experiment a steel cathode and a solution of nickel sulphate electrolyte is used. What type of anode was most likely used?
Question 40 :
When electroplating nickel substance with silver, which one of the following reaction occurs at the cathode
Question 41 :
During the electrolysis of molten lead bromide which of the following takes place :
Question 42 :
The ion which is discharged at the cathode during the electrolysis of copper sulphate solutions using copper electrodes as anode and cathode.
Question 45 :
An aqueous electrolyte consists of the ions mentioned in the list, the ion which could be discharged most readily during electrolysis.
Question 46 :
A strong electrolyte is one which is completely ionized in the solution