UPSC NDA I 2025 General Ability Paper

© examsiri.com

Question : 78 of 150

Marks: +1, -0

Which one of the following statements is NOT correct?

A scale measuring hydrogen ion concentration in a solution is called pH scale
The higher the hydrogen ion concentration in a solution, higher is its pH
We can measure pH generally from 0 to 14 on a pH scale
The 'p' in pH stands for 'potenz' in German meaning power

Go to Question:

Prev Question

Next Question