Nature of Matter: Elements, Compounds, and Mixtures MCQ: 8th Science Chapter 8

Boost your CBSE exam preparation with our Class 8 Science Chapter 8 – Nature of Matter: Elements, Compounds, and Mixtures MCQ Test. This free online quiz is prepared from NCERT textbooks, aligned with the CBSE syllabus, and supported by educational videos and Vidyalite’s Flashcards. It covers essential concepts like classification of matter, properties of elements, compounds, mixtures, separation techniques, and practical applications. Perfect for self-study, competitive exams, and school test preparation.

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Time: 10 Minutes for 10 Question.

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8th Science: Nature of Matter: Elements, Compounds, and Mixtures

1 / 10

1. Which of the following is a mineral?

Graphene

Brass

Quartz

Air

2 / 10

2. What happens to sugar when it is heated?

It evaporates

It forms gas

It breaks into carbon and water

It becomes salty

3 / 10

3. Why is Sample B from the iron-sulfur experiment not attracted to a magnet?

It has no iron

It is a mixture

It is non-metallic

It is a compound

4 / 10

4. Which statement best describes an element?

It is a compound

It contains different types of atoms

It cannot be broken down further

It is always found in liquid form

5 / 10

5. Which of these is considered a pure substance in science?

Air

Seawater

Sugar

Lemonade

6 / 10

6. What is iron sulfide an example of?

Element

Mixture

Compound

Gas

7 / 10

7. Which mixture has visible components like chickpeas and tomatoes?

Uniform mixture

Elemental mixture

Non-uniform mixture

Compound

8 / 10

8. What are alloys like brass and bronze examples of?

Compounds

Uniform mixtures

Non-uniform mixtures

Elements

9 / 10

9. What does lime water turning milky indicate?

Presence of oxygen

Presence of dust

Presence of carbon dioxide

Presence of nitrogen

10 / 10

10. What does hydrogen gas do when tested with a burning splinter?

Extinguishes flame

Makes flame blue

Makes pop sound

Smells bad

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