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प्रश्न
Give one example of a substance which contain :
both ions and molecules.
उत्तर
Substance which contain
Both ions and molecules:- CH3COOH
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संबंधित प्रश्न
Write the equation taking place at the anode
Give reason for the following:
A graphite anode is preferred to other inert electrodes during the electrolysis of fused lead bromide.
To carry out the so-called “electrolysis of water”. Sulphuric acid is added to water. How does the addition of sulpuric acid produce a conducting solution?
From the given list :
NaCl, NaOH, H2O (pure), NH4OH, urea, dil.H2SO4, glucose, acetic acid, H2CO3.
Select :
a) Substances which will behave as strong electrolytes.
b) Substances which will behave as weak electrolytes.
c) Substances which are non-elctrolytes.
Write the difference between with examples:
A strong electrolyte and a weak electrolyte
With reference to the electrolysis of acidulated water, answer the following :
a) why distilled water is a non- electrolyte?
b) What is the electrolytic cell called?
c) State what you would observe at the (i) Cathode (ii) Anode
d) Summarize the electrode reactions.
e) why is electrolysis of acidulated water considered as an example of catalysis?
Fill in the black.
The metal plate trough which current enters into an electrolyte is called ___________. It has ____________ of electrons.
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 : K - e- → K+
108 g of silver (molar mass 108 g mol-1) is deposited at cathode from AgNO3 (aq) solution by a certain quantity of electricity. The volume (in L) of oxygen gas produced at 273 K and 1 bar pressure from water by the same quantity of electricity is ______.
