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  • In the electrolysis of water (a) Name the gases liberated at anode and cathode. (b) Why is it that the volume of gas collected on one electrode is two times that on the other electrode ? (c) What would happen if <img

In the electrolysis of water

(a) Name the gases liberated at anode and cathode.

(b) Why is it that the volume of gas collected on one electrode is two times that on the other electrode ?

(c) What would happen if dil. H_{2}SO_{4} is not added to water ?

 

 

 

 
 
 
 
 

Answers (1)

In the electrolysis of water

(a) Gases liberated at anode and cathode are- 

Anode- Oxygen Cathode- Hydrogen

(b) The volume of gas collected on one electrode is two times that on the other electrode  Because one molecule of water contains two atoms of hydrogen and one atom of oxygen/ 2H2O----->2H2+O2

(c) Electrolysis of water will not take place if dil. H_{2}SO_{4} is not added to water 

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Safeer PP

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