Class 9 Chemistry Important Questions (With Simple Explanation)
Chemistry is an important subject for Class 9 students in Pakistan, but many students find it difficult because of concepts, formulas, and chemical reactions. The good news is that board exams follow a repeated pattern , and some questions are asked again and again. If you prepare important questions with clear understanding , you can easily score good marks. This article covers important Class 9 Chemistry questions with simple explanations to help students prepare effectively. 1. What Is Chemistry? Question: What is Chemistry? Answer: Chemistry is the branch of science that deals with the composition, structure, properties, and changes of matter . It explains how substances interact with each other and how new substances are formed. 2. States of Matter Question: What are the three states of matter? Answer: The three states of matter are: Solid Liquid Gas Explanation: Solids have fixed shape and volume Liquids have fixed volume but no fixed shape Gases...