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प्रश्न
A solution of HCl gas in water conducts electricity because ______, but a solution of HCl gas in toluene does not conduct an electric current because ______.
उत्तर
A solution of HCl gas in water conducts electricity because it ionises in water, but a solution of HCl gas in toluene does not conduct an electric current because it does not ionises in toluene.
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संबंधित प्रश्न
Name the product formed at the anode during the electrolysis of acidified water using platinum electrodes.
When fused lead bromide is electrolysed, we observe ______.
The electrolysis of acidified water is an example of :
(A) Reduction
(B) Oxidation
(C) Redox reaction
(D) Synthesis
Electrolysis of aqueous sodium chloride solution will form ________ at the cathode. (Hydrogen gas / Sodium metal)
What is meant by the term 'electrolyte'?
The following is a sketch of an electrolytic cell used in the extraction of aluminium:
- What is the substance of which the electrodes A and B are made?
- At which electrode (A or B) is aluminium formed?
- What are the two aluminium compounds in the electrolyte C?
- Why is it necessary for electrode B to be continuously replaced?
Select the correct answer from the choices a,b,c and d which are given. Write only the letter corresponding to the correct answer.
A compound which liberates reddish brown gas around the anode during the electrolysis in its molten state is:______________
Fill in the blank from the choices given below :
Electro covalent compounds have a _____ boiling point
During the electrolysis of copper (II) sulphate solution using platinum as cathode and carbon as anode:
- What do you observe at the cathode and at the anode?
- What change is noticed in the electrolyte?
- Write the reactions at the cathode and at the anode.
Classify the following substance:
Dilute sulphuric acid
