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State Your Observation for the Following Electrolytic Reaction: Solid Copper Sulphate is Electrolysed Between Platinum Electrodes. - Chemistry

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प्रश्न

State your observation for the following electrolytic reaction:
Solid copper sulphate is electrolysed between platinum electrodes.


एका वाक्यात उत्तर

उत्तर

When solid copper sulphate is electrolysed between platinum electrodes the electrolytic reaction will not take place as no electrolytes are formed in solid state.

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पाठ 6: Electrolysis - Exercise 1 [पृष्ठ १४५]

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फ्रँक Chemistry - Part 2 [English] Class 10 ICSE
पाठ 6 Electrolysis
Exercise 1 | Q 6.1 | पृष्ठ १४५

संबंधित प्रश्‍न

Write equations for the reactions taking place at the two electrodes (mentioning clearly the name of the electrode) during the electrolysis of Acidified copper sulphate solution with copper electrodes


A solution of caustic soda (NaOH) in water or when fused, conducts an electric current. What is the similarity in these two cases?


State the electrode reaction at the anode during electrolysis of:
Fused lead bromide.


Give reason for the following:

Electrolysis of molten lead bromide is considered to be a reaction in which oxidation and reduction go side by side, i.e., a redox reaction.


Fill in the blank.
The ions which discharge on the negative electrode during electrolysis _____________ electrons, Thus the ions are said to be __________.


Name : A salt which is a weak electrolyte.


Give one example of a substance which contain :
both ions and molecules.


Choosing only words from the following list, write down the appropriate words to fill in the blanks (a) to (e) below:
anions, anode, cathode, cations, electrode, electrolyte, nickel, voltameter.

To electroplate an article with nickel requires an (a) ________ which must be a solution containing (b) ________ions. The article to be plated is placed as the (c) _________of the cell in which the plating is carried out. The (d)________ of the cell is made from pure nickel. The ions that are attracted to the negative electrode and discharged are called (e)________.


Write the equations of the reactions which take place at the cathode and anode when acidified water is electrolyzed.


Identify the following reactions as either oxidation or reduction : Fe+3 + e-  → Fe+2


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