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प्रश्न
Define the following term:
Non-electrolyte
उत्तर
It is a compound which neither in solution nor in the molten state allows an electric current to pass through it and does not decompose at the electrodes.
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संबंधित प्रश्न
Identify the substance underlined, in the following case
The particles present in a liquid such as kerosene, that is a nonelectrolyte.
State the observations at the anode and at the cathode during the electrolysis of fused lead bromide using graphite electrodes
State the observations at the anode and at the cathode during the electrolysis of copper sulphate solution using copper electrodes.
Define the following term:
Weak electrolytes
The following Question refer to the electrolysis of copper sulphate solution with copper electrodes:
(a) Compare the change in mass of the anode
(b) What is seen to happen to the colour of the copper sulphate solution if platinum electrodes are used? Explain the observation.
(c) What is the practical application of the electrolysis of copper sulphate solution? Briefly, describe one such application.
If a fused metallic chloride is electrolyzed, at which electrode would the metal be obtained?
Explain how electrolysis is an example of Redox reaction.
M is a metal above hydrogen in the activity series and its oxide has the formula M2O. The oxide when dissolved in water forms the corresponding hydroxide which is a good conductor of electricity. In the above context answer the following:
- What kind of combination exists between M and O?
- How many electrons are there in the outermost shell of M?
- Name the group to which M belongs.
- State the reaction taking place at the cathode.
- Name the product at the anode.
Copper sulphate solution is electrolysed using copper electrodes.
Write the equation for the reaction occurring at the Anode electrode.
Classify the following substance:
Carbon tetrachloride
