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Is Matter Around Us Pure MCQ: Access the most Important MCQs on Class 9 Science Chapter 3 “Is Matter Around Us Pure” to help in your preparation for the upcoming Science Annual Examination.
Below are multiple-choice questions (MCQs) along with answers for Chapter 2: “Is Matter Around Us Pure?” from the CBSE board curriculum for Class 9 chemistry. These questions are designed to help students review the chapter quickly and prepare for their Class 9 annual examinations. They are also beneficial for other entrance exams such as CTET and KVS. By practicing these Class 9 MCQs, students can grasp the key concepts covered in the chapter more effectively.
Class 9 Science MCQs – Chapter-wise
- Matter in Our Surroundings
- Is Matter Around Us Pure
- Atoms and Molecules
- Structure of Atom
- The Fundamental Unit of Life
Is Matter Around Us Pure – Introduction
This chapter explores the concept of purity in matter, diving into what it means for something to be pure and the various forms it can take
- Definition of Pure Substances: Understand what constitutes a pure substance and how it differs from mixtures.
- Types of Pure Substances: Learn about elements and compounds as examples of pure substances and how they are distinct from each other.
- Characteristics of Pure Substances: Explore the physical and chemical properties that define pure substances, such as melting point, boiling point, density, and reactivity.
- Methods of Purification: Discover various techniques used to purify substances, including distillation, filtration, chromatography, and crystallization.
- Impurities and their Effects: Understand how impurities affect the properties and behavior of substances, and why purity is essential in many scientific and industrial processes.
- Purity Analysis: Learn about methods for assessing the purity of substances, such as titration, spectroscopy, and analytical chemistry techniques.
- Applications and Importance: Explore the significance of purity in industries like pharmaceuticals, electronics, food production, and environmental science.
Also Check other Resources for Class 9 Science Chapter 2
- Class 9 CBSE Notes – Chapter 2 Is Matter Around Us Pure
- Extra Questions Class 9 Science Chapter 2 Is Matter Around Us Pure
- NCERT Exemplar Class 9 Science Solutions Chapter 2 – Is Matter Around Us Pure
Is Matter Around Us Pure MCQ Class 9 (Easy to Moderate Level)
Practice these Is Matter Around Us Pure MCQ to deepen your understanding of the concept.
1. Which of the following is a homogeneous mixture?
A) Saltwater
B) Sand and iron filings
C) Oil and water
D) Milk and water
Answer: A) Saltwater
2. The process of separating a mixture of liquids with different boiling points is called?
A) Filtration
B) Evaporation
C) Distillation
D) Condensation
Answer: C) Distillation
3. Which of the following is a pure substance?
A) Air
B) Sugar solution
C) Salt solution
D) Gold
Answer: D) Gold
Also Check: NCERT Book Class 9 Science
4. The process of conversion of a solid directly into gas without passing through the liquid state is called?
A) Melting
B) Evaporation
C) Sublimation
D) Condensation
Answer: C) Sublimation
5. A solution that cannot dissolve any more solute at a given temperature is said to be?
A) Unsaturated
B) Saturated
C) Supersaturated
D) Dilute
Answer: B) Saturated
Class 9 HOTS Course
The Class 9 HOTS Course enhances critical thinking and problem-solving skills through engaging activities and advanced learning techniques, ensuring academic excellence.
