S P Singh Solutions for Chapter: Acids, Bases and Salts, Exercise 2: EXERCISE-3A

What can you say about the pH of a solution, that liberates carbon dioxide from sodium carbonate?

Solution P has a pH of $13$, solution Q has a pH of $6$ and solution R has a pH of $2.$ Which solution will liberate ammonia from ammonium sulphate on heating?

Solution P has a pH of $13$, solution Q has a pH of $6$ and solution R has a pH of $2$. Which solution is a strong acid? 

Solution P has a pH of $13$, solution Q has a pH of $6$ and solution R has a pH of $2.$ Which solution contains molecules as well as ions?

M is an element in the form of a powder. M burns in oxygen and the product obtained is soluble in water. The solution is tested with litmus. Write down only the word which will correctly complete the following sentence.

If M is a metal, then the litmus will turn _____.

M is an element in the form of a powder. M burns in oxygen and the product obtained is soluble in water. The solution is tested with litmus. Write down only the word which will correctly complete the following sentence.

If M is non-metal, then the litmus will turn _____.

M is an element in the form of a powder. M burns in oxygen and the product obtained is soluble in water. The solution is tested with litmus. Write down only the word which will correctly complete the following sentence.

If M is a reactive metal, then _____ will be evolved when M reacts with dilute sulphuric acid.

M is an element in the form of a powder. M burns in oxygen and the product obtained is soluble in water. The solution is tested with litmus. Write down only the word which will correctly complete the following sentence.

If M is a non-metal, it will conduct electricity in the form of _____.