Lakhmir Singh and Manjit Kaur Solutions for Chapter: Acids, Bases And Salts, Exercise 6: Very Short Answer Type Questions

What colour will universal indicator show if you add it to the soda water, $\mathrm{p}\mathrm{H}=5$?

What colour will universal indicator show if you add it to the sulphuric acid, $\mathrm{p}\mathrm{H}=2$?

Two drinks $\mathrm{P}$ and $\mathrm{Q}$ gave acidic and alkaline reactions, respectively. One has a $\mathrm{p}\mathrm{H}$ value of $9$ and the other has a pH value of $3$.

Which drink has the $\mathrm{p}\mathrm{H}$ value of $9$?

Acids have a pH _____ than 7. (less / more)

Alkalis have a $\mathrm{pH}$ _____ than $7$. (more/ less)

Neutral substances have a pH of _____.

The more acidic a solution, the _____ (higher/ lower) the pH.

The more alkaline a solution, the _____ the pH. (higher/lower)