Ravi Shankar Sharma, Subha Raghavan and, Nidhi Sharma Solutions for Chapter: Acids, Bases and Salts, Exercise 5: PAPER - PEN TEST : 5

Who suggested a method of expressing molar concentration of hydrogen ions in terms of $\mathrm{p}\mathrm{H}$?

What is the unit of $\mathrm{p}\mathrm{H}$?

Two solutions A and B have $\mathrm{pH}$ values 3.2 and 7.2 respectively. Which of these will turn blue litmus red? (solution A / solution B)

Name few neutral substances.

If a solution is more acidic, then how $\mathrm{pH}$ value is affected?

Is acidity of a substance related to $\mathrm{pH}$?

What is a universal indicator? Give its significance.

How will you test the $\mathrm{p}\mathrm{H}$ in your school laboratory?