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Question

On electrolysis, water splits into :
  1. Hydrogen and oxygen atoms having negative and positive charges respectively.
  2. Negatively charged hydrogen ions and positively charged oxygen ions.
  3. Hydrogen and oxygen atoms having positive and negative charges respectively.
  4. Positively charged hydrogen ions and negatively charged oxygen ions.

A
Negatively charged hydrogen ions and positively charged oxygen ions.
B
Positively charged hydrogen ions and negatively charged oxygen ions.
C
Hydrogen and oxygen atoms having positive and negative charges respectively.
D
Hydrogen and oxygen atoms having negative and positive charges respectively.
Solution
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Electrolysis of water : H2O 2H+ + O2
On electrolysis, water splits up into its constituent ions as positively charged H+ ions and negatively charged O2 ions.

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