IX Chemistry Important MCQs 2025 – Textbook + Past Papers

Get the most important IX Chemistry MCQs 2025 — compiled from the textbook and past papers. Includes solved multiple choice questions for all chapters, updated with the latest syllabus for Class 9 Chemistry.

Welcome to Learn Chemistry by Inam Jazbi!

Here you’ll find the Important IX Chemistry MCQs 2025, carefully selected from both the textbook and past board papers. These multiple-choice questions cover every chapter of the Class 9 Chemistry syllabus — with accurate answers and explanations to help you revise faster and score higher. Whether you’re preparing for school tests or board exams, this post is your ultimate Chemistry MCQ practice resource for 2025!

🧩 Chapter-Wise Important MCQs – Class IX Chemistry 2025

🧪 Chapter 1 – Fundamentals of Chemistry

• Basic concepts of matter and measurement

• Scientific notation and significant figures

• Laws of chemical combination

• Mole concept and Avogadro’s number

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⚛️ Chapter 2 – Structure of Atom

• Discovery of electron, proton, and neutron

• Atomic number and mass number

• Isotopes and electronic configuration

• Bohr’s model of the atom

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⚗️ Chapter 3 – Periodic Table and Periodicity of Properties

• Modern periodic law

• Groups and periods

• Trends in atomic size, ionization energy, electronegativity

• Position of elements in the periodic table

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🧴 Chapter 4 – Structure of Molecules

• Types of chemical bonds (ionic, covalent, coordinate)

• Lewis structures and octet rule

• Molecular formulas and shapes of molecules

• Polar and non-polar molecules

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🌡️ Chapter 5 – Physical States of Matter

• Properties of solids, liquids, and gases

• Gas laws (Boyle’s, Charles’s, Avogadro’s)

• Ideal gas equation and numerical applications

• Diffusion and pressure concepts

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🔥 Chapter 6 – Solutions

• Types of solutions and concentration units

• Solubility and factors affecting it

• Preparation of standard solutions

• Numerical problems on molarity and percentage

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⚖️ Chapter 7 – Electrochemistry

• Electrolysis and electrolytes

• Electroplating process

• Oxidation and reduction reactions

• Applications of electrochemistry

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🧫 Chapter 8 – Chemical Reactivity of Elements

• Metals, non-metals, and metalloids

• Reactivity series of metals

• Displacement reactions

• Uses and chemical properties of major elements

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🧠 How to Use These MCQs Effectively

1. Revise one chapter daily and attempt MCQs without looking at the answers.

2. Mark the ones you get wrong — revise those topics again.

3. Re-attempt the test after two days for long-term memory.

4. Mix textbook and past paper MCQs to simulate exam conditions.

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📘 Download Full MCQs Collection (PDF)

👉 [Click Here to Download IX Chemistry MCQs 2025 PDF] 

Practice smarter, not harder — and make your Chemistry exam preparation easy and effective with Inam Jazbi’s Concise Series!

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