Question

Differentiate between qualitative and quantitative analysis.

Answer 1

Sr. No.	Qualitative Analysis	Quantitative Analysis
1.	It is used to identify the substances or ions present in a sample.	It is used to determine the amount or concentration of a substance present in a sample.
2.	It tells us which substances are present in a sample.	It tells us how much of a particular substance is present in a sample.
3.	It is generally based on characteristic reactions such as colour change, precipitate formation or gas evolution.	It is generally based on measurements such as mass, volume or concentration.
4.	Example: Testing for the presence of Cl− ions in a solution.	Example: Determining the concentration of HCl in a solution.