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Electrochemistry — Chemistry STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceChemistryElectrochemistry1 Mark
MCQ
On electrolysis, water splits into:
  • A
    Positively charged hydrogen ions and negatively charged oxygen ions.
  • B
    Negatively charged hydrogen ions and positively 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.
✓

Answer

  1. Positively charged hydrogen ions and negatively charged oxygen ions.

Explanation:

Electrolysis of water: H2​O → 2H+ + O−2

On electrolysis, water splits up into its constituent ions as positively charged H+ ions and negatively charged O−2 ions.

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