CBSE - Class 9th - Science - Ch 2 - Is Matter Around Us Pure - Question Bank

Hey friends, Read the post to find a list of questions to help you revise your concepts and stay prepared for the exams.

CBSE NCERT - Class 9th - Science Book 

Chapter 2 - Is Matter Around Us Pure.

• When is something said to be a Pure substance?

• What is a mixture?

• What is a Homogeneous mixture or solution?

• What is a Heterogeneous mixture or solution?

• What is an Alloy?

• What is a solution?

• Describe the two components - Solvent and Solute.

• What are the properties of a solution?

• What is a saturated solution?

• What is an Unsaturated solution?

• Define Concentration of a solution.

• What is a Suspension?

• What are the properties of a Suspension?

• What is a Colloidal Solution?

• What is Tyndall Effect?

• What are the properties of a Colloid?

• What is Dispersed phase and Dispersing Medium

• What is Centrifugation? Mention some of its applications.

• Explain Sublimation process.

• What is Chromatography? Mention some of its applications.

• Explain the process of Distillation.

• What is Fractional Distillation?

• Explain the process of Separating the compounds of air with diagram

• What is Crystallization? Mention some of its applications.

• Explain the process of Water Purification System in Cities with a Diagram

• What are the 2 different types of Pure Substances?

• Explain the properties of Metals, Non-metals and Metalloids with examples.

• What is a compound?

• Give the difference between Mixtures and Compounds.

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