CBSE Class 9 Science Atoms and Molecules Worksheet Set 02

Here is CBSE Class 9 Science Atoms and Molecules Worksheet Set 02 for your daily studies. Download free printable Class 9 Science worksheets as a PDF file, made for Chapter 3 Atoms and Molecules. Expert teachers designed these tasks around the 2026-27 syllabus rules from CBSE, NCERT, and KVS.

Download Class 9 Science Chapter 3 Atoms and Molecules Worksheets

Are you in Class 9 Science? Try these chapter-wise worksheets every day to make your concepts of Chapter 3 Atoms and Molecules very clear. The practice papers contain useful questions and answers for school tests. Solving these Class 9 Science problems regularly will build your speed and help you score high marks in the 2026-27 exams.

Download Class 9 Science Chapter 3 Atoms and Molecules Worksheet PDF

 
Practice Worksheet
CBSE Class 9 Science
Topic: Atoms and Molecules
 
Very Short Answer

Q1) Define atomicity? 
Ans: The number of atoms constituting a Molecule is known as its atomicity.

Q2) What is IUPAC? 
Ans: IUPAC is International Union of Pure and Applied Chemistry, it is an international scientific organisation which approves names, elements and symbol.
 
Q3) What is cation and anion? 
Ans:  Negatively charged ion is called anion and positively charge ion is called cation

Q4) What is polyatomic ion? 
Ans: The ions which contain more than one atoms and behave as a single unit are called polyatomic ions.

Q5) What do you mean by Avogadro constant?
Ans: The Avogadro constant 6.022×10²³ is defined as the number of atoms in exactly 12g of carbon- 12.
 
 
Click below to download practice worksheet for CBSE Class 12 Mathematics Solution of System of Linear Equation Worksheet Set A

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Chapter 3 Atoms and Molecules Practice Sheet & Solutions for Class 9 Science

Chapter 3 Atoms and Molecules CBSE Class 9 Science Worksheet

Students can use the Chapter 3 Atoms and Molecules practice sheet provided above to prepare for their upcoming school tests. These solved questions and answers follow the latest CBSE syllabus for Class 9 Science. You can easily download the PDF format and solve these questions every day to improve your marks. Our expert teachers have made these from the most important topics that are always asked in your exams to help you get more marks in exams.

Master Chapter 3 Atoms and Molecules with Official NCERT Resources

Compiled using the standard NCERT book for Class 9 Science, these practice exercises ensure accurate guidance. Completing the questions should be followed by checking our comprehensive NCERT solutions, designed to teach clear techniques for Science questions. Every resource is available free of cost.

More Practice Materials for CBSE Examinations

Maximize your performance in Class 9 by taking the interactive Science MCQ test for this topic. Explore our website for additional printable assignments tailored for Class 9 Science. Routine practice drives test confidence and maximizes success in CBSE board exams.

FAQs

Where can I download the latest PDF for CBSE Class 9 Science Atoms and Molecules Worksheet Set 02?

You can download the teacher-verified PDF for CBSE Class 9 Science Atoms and Molecules Worksheet Set 02 from StudiesToday.com. These practice sheets for Class 9 Science are designed as per the latest CBSE academic session.

Are these Science Class 9 worksheets based on the 2026-27 competency-based pattern?

Yes, our CBSE Class 9 Science Atoms and Molecules Worksheet Set 02 includes a variety of questions like Case-based studies, Assertion-Reasoning, and MCQs as per the 50% competency-based weightage in the latest curriculum for Class 9.

Do you provide solved answers for CBSE Class 9 Science Atoms and Molecules Worksheet Set 02?

Yes, we have provided detailed solutions for CBSE Class 9 Science Atoms and Molecules Worksheet Set 02 to help Class 9 and follow the official CBSE marking scheme.

How does solving CBSE Class 9 Science Atoms and Molecules Worksheet Set 02 help in exam preparation?

Daily practice with these Science worksheets helps in identifying understanding gaps. It also improves question solving speed and ensures that Class 9 students get more marks in CBSE exams.

Is there any charge for the Class 9 Science practice test papers?

All our Class 9 Science practice test papers and worksheets are available for free download in mobile-friendly PDF format. You can access CBSE Class 9 Science Atoms and Molecules Worksheet Set 02 without any registration.