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SSC GD 2019 PYQ — Question 27

SSC GD Constable (English) - 15 Feb 2019 Shift 2 • General Awareness • Q27

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What is the range of pH scale?

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Correct answer: A

Explanation

The correct answer is option 1 i.e. 0 to 14.

  • The range of "pH scale" is from 0-14.
  • pH is a measure of how acidic/basic water is.
  • pH 7  - neutral
  • pHs of less than 7 indicate acidity, whereas a pH of greater than 7 indicates a base.