Class 8
Science
Chapter 8
Curiosity (latest NCERT)
Nature of Matter: Elements, Compounds, and Mixtures
Free NCERT practice questions for Class 8 Science, Chapter 8 — 75 questions across MCQs, short-answer, long-answer and more. Download a printable PDF worksheet in seconds. No signup, no ads, no paywall.
Sample questions from this chapter
Here are 6 real questions students will encounter when they generate a worksheet for this chapter. Every question includes the answer.
MCQ
Medium
1 mark
Which of the following is a compound?
(a) Iron
(b) Oxygen
(c) Water
(d) Air
Answer: Water
Short Answer
Medium
3 marks
Differentiate between an element and a compound.
Answer: • Element: made of only ONE type of atom; cannot be broken down by chemical means.
• Compound: made of two or more elements combined chemically in a fixed ratio.
• A compound's properties are usually very different from its elements.
Fill in the Blank
Medium
1 mark
In a compound, the elements are combined chemically in a __________ ratio.
Answer: fixed
Very Short
Medium
1 mark
A mixture consists of two or more substances mixed together — do the substances react chemically?
Answer: No, they do not react chemically; they retain their own properties.
True / False
Easy
1 mark
State True or False: A mixture is always made of two compounds.
Answer: False. A mixture can contain elements and/or compounds in any combination.
Long Answer
Hard
5 marks
Distinguish between elements, compounds and mixtures with two examples and one key property of each.
Answer: Element:
• Made of one kind of atom; cannot be broken down chemically.
• Examples: oxygen, gold.
Compound:
• Two or more elements chemically combined in a fixed ratio; new properties.
• Examples: water, common salt.
Mixture:
• Two or more substances mixed without a chemical change.
• Components keep their own properties.
• Examples: air, seawater.
Generate a worksheet with all 75 questions →
Frequently asked questions
What is included in Class 8 Science Chapter 8 (Nature of Matter: Elements, Compounds, and Mixtures)?
This chapter has 75 NCERT-aligned practice questions covering all the concepts from the Curiosity textbook's Chapter 8. Questions span easy, medium and hard levels across 9 different formats so students get a balanced practice set.
Are these questions based on the new NCERT Curiosity textbook?
Yes. Every question on Practico for Class 8 Science is mapped directly to the latest NCERT Curiosity textbook (the one CBSE schools are using now). The chapter numbers and chapter titles match the textbook exactly.
How many questions can I practice from this chapter?
75 questions are available right now. You can pick how many you want at a time — generate 10 quick MCQs, a 30-question worksheet, or a full exam-style mix. Each generation gives you a different random set.
Can I download a free PDF worksheet for Nature of Matter: Elements, Compounds, and Mixtures?
Yes — completely free, no sign-up required. Pick this chapter, choose the number of questions and types you want, and download a printable PDF (with or without answers) in one click.
What question types are available?
This chapter has assertion reason, fill blank, image, long, match, mcq, short, true false, very short. You can mix any combination, or filter to just the type you want to practice — for example, only numericals to drill calculation, or only short-answer questions for exam revision.
Is Practico aligned with CBSE exam patterns?
Yes. Practico questions are tagged by marks (1, 2, 3, 5) and by difficulty (Easy/Medium/Hard) just like CBSE exam blueprints, so you can build a worksheet that mirrors a real unit test or annual exam.