NEET-XI-Chemistry

02: Hydrogen

page 2
  • #18
    What do you understand by the term ’auto-protolysis’ of water? What is its significance?
    Ans : Auto-protolysis (self-ionization) of water is a chemical reaction in which two water molecules react to produce a hydroxide ion (OH-) and a hydronium ion (H3O+).

    The reaction involved can be represented as:



    Auto-protolysis of water indicates its amphoteric nature i.e., its ability to act as an acid as well as a base.

    The acid-base reaction can be written as: