Questions from Class 8 Science Chapter 7 Particulate Nature of Matter come up often in the CBSE Class 8 exam. These class 8 science handwritten notes chapter 7 Particulate Nature of Matter follow the 2026-27 NCERT and cover what matter is made of, constituent particles, interparticle spaces. This page hosts the notes PDF, key terms, and quick revision points.
- CBSE Class 8 Weightage: a scoring chapter in the Science paper, asked in short and long answers.
- What the notes cover: what matter is made of, constituent particles, interparticle spaces, interparticle forces of attraction.
- Best for: quick revision before Class 8 exams and a strong base for Class 9.
You can read the complete class 8 science handwritten notes for Particulate Nature of Matter, with key terms, boxed definitions, and quick revision points, in the PDF below.
These handwritten notes are written by subject teachers, mapped to the 2026-27 NCERT, and checked against the last five years of CBSE Class 8 Science papers.
What the Particulate Nature of Matter Handwritten Notes Cover
This chapter explains that all matter is made of extremely tiny particles held together by forces of attraction. It shows how the spacing and movement of these particles decide whether a substance is a solid, liquid or gas. It also explains interparticle spaces, melting and boiling.
- What matter is made of
- Constituent particles
- Interparticle spaces
- Interparticle forces of attraction
- Solid, liquid and gaseous states
- Melting point and boiling point
- Interparticle spacing in the three states
- Movement of particles and diffusion
Particulate Nature of Matter Topic-wise Weightage for CBSE Class 8 Science
Some parts of this chapter are asked more often than others. The table below shows which sub-topics to revise first, based on recent CBSE Class 8 question trends.
| Sub-topic | Weightage | CBSE Frequency |
|---|---|---|
| Three states of matter and their particles | High | asked often |
| Interparticle attraction and spacing | High | asked often |
| Movement of particles and diffusion | Medium | asked sometimes |
| Melting point and boiling point | Medium | asked sometimes |
| Constituent particles and interparticle spaces | Medium | asked sometimes |
| Compressibility of gases and liquids | Low | asked rarely |
Key Terms and Ideas in Particulate Nature of Matter
These are the terms and ideas the exam asks about most. Learn each one so you can define it and use it in your answers.
| Term / Idea | What it means |
|---|---|
| Constituent particle | the basic tiny unit that makes up a larger piece of a substance |
| Interparticle space | the empty space present between the particles of matter |
| Interparticle attraction | the attractive force that holds the particles of a substance together |
| Solid | a state with closely packed particles, strong attraction, fixed shape and volume |
| Liquid | a state with slightly loose particles, a fixed volume but no fixed shape |
| Gas | a state with free, widely spaced particles and no fixed shape or volume |
| Melting point | the temperature at which a solid changes into a liquid |
| Boiling point | the temperature at which a liquid changes into vapour |
| Fluid | a substance that flows and has no fixed shape, such as a liquid or a gas |
How Collegedunia's Handwritten Notes Help You Revise Particulate Nature of Matter
These notes are made for the night before the exam. They keep the facts short and easy to scan. Collegedunia maps every point to the 2026-27 NCERT.
- Clear handwriting: each topic is written in neat, easy-to-read handwriting.
- Boxed key terms: the main terms and definitions are boxed by hand for fast recall.
- Diagrams and tables: simple hand-drawn tables and charts make ideas clear.
- Colour-coded headings: new sub-topics stand out, so you find any section in seconds.
Particulate Nature of Matter Self-Assessment Quiz
Try these quick questions after you read the notes. Tap each question to check your answer. They cover the points CBSE asks most often.
In which state are particles most closely packed?
(a) solid (b) liquid (c) gas (d) all the same
Answer: (a) solid - strong attraction holds particles tightly in fixed positions
A liquid has
(a) fixed shape and volume (b) fixed volume but no fixed shape (c) no fixed volume (d) no particles
Answer: (b) fixed volume but no fixed shape - it takes the shape of its container
Sugar dissolving in water shows that
(a) sugar vanishes (b) particles occupy interparticle spaces of water (c) water disappears (d) there are no particles
Answer: (b) particles occupy interparticle spaces of water - the total volume is less than the sum
Gases can be compressed easily because
(a) their particles have large spaces between them (b) they have no particles (c) they are heavy (d) they are solid
Answer: (a) their particles have large spaces between them - pushing brings them closer
Potassium permanganate spreading through water shows that particles are
(a) still (b) in constant motion (c) dead (d) fixed
Answer: (b) in constant motion - water particles move and spread the colour throughout
How to Use These Handwritten Notes for Class 8 Science Revision
Use these class 8 science handwritten notes in two passes. Read them slowly once for the full chapter. Then, near the exam, read only the boxes and key terms for a fast recall.
- Read the notes once with the NCERT chapter open beside you.
- Say each key term and idea in your own words.
- Practise one long-answer question from a past paper.
- On the last day, revise only the key terms and the boxes.
Class 8 Science Handwritten Notes for All Chapters
The table below links the class 8 science handwritten notes for every chapter. Use it to jump to any other chapter's notes.
Particulate Nature of Matter Class 8 Science Handwritten Notes FAQs
Ques. Where can I download Particulate Nature of Matter Class 8 Science Handwritten Notes PDF?
Ans. You can download the Particulate Nature of Matter Class 8 Science Handwritten Notes PDF directly from this page. Both the Normal and HD versions are free.
Ques. Are these handwritten notes aligned with the 2026-27 NCERT?
Ans. Yes. These notes follow the current 2026-27 syllabus for Class 8 Science. Why gases fill all the available space but solids keep their shape
Ques. How many pages is the Class 8 Science Particulate Nature of Matter Handwritten Notes PDF?
Ans. The notes run about 20 pages. They cover the full chapter with key terms, hand-drawn boxes, and a short self-assessment quiz.
Ques. What is the main idea of the 8th standard Science chapter Particulate Nature of Matter?
Ans. The main idea of this chapter is that all matter is made of extremely small particles held together by forces of attraction. It explains that the strength of this attraction and the spacing and movement of the particles decide whether a substance behaves as a solid, a liquid or a gas.
Ques. Are these Particulate Nature of Matter notes enough for the CBSE Class 8 exam?
Ans. Yes, for revision. The Collegedunia handwritten notes cover every key point and exam term. Read them with the NCERT chapter and practise past questions.
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