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Question

Why is pH of pure water 7?
  1. Concentration of hydroxide ion and hydrogen ion is zero
  2. None of above
  3. Concentration of hydroxide ion and hydrogen ion is equal
  4. Concentration of hydroxide ion is more and hydrogen ion is less

A
Concentration of hydroxide ion and hydrogen ion is zero
B
Concentration of hydroxide ion is more and hydrogen ion is less
C
None of above
D
Concentration of hydroxide ion and hydrogen ion is equal
Solution
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pH is a scale used to determine the concentration of hydrogrn ions in a solution. The pH of pure water is seven. Concentration of hydroxide ion and hydrogen ion is equal in pure water making it neutral.

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