Class 9 NCERT Science Matter in Our Surroundings (Chemistry)
It contains:
- Explanatory videos
- Detailed Study Material
- Concept Maps and Essential Points
- Comprehensive Question bank in different formats like: - MCQ
- Solved NCERT questions
- Exclusive Exemplar questions with solutions
- Fill ups
- True/False
- Match the following
- Comprehension
- Assertion & Reasoning
- Solved examples
- VSA (Very Short Answer)
- SA (Short Answer)
- LA (Long Answer)
- Matter
- Physical Nature of Matter
- Diffusion
- Classification of Matter
- States of Matter
- The Solid State
- The Liquid State
- The Gaseous State
- Two More States of Matter
- Plasma
- Bose-Einstein Condensate
- Particle Mode of Three States
- Explanation of States of Matter on the Basis of Molecular Structure
- Rigidity and Fluidity
- Scales of Measuring Temperature
- Change of State
- Effect of Change of Temperature on States
- Solid to Liquid Change : Melting
- Factors Affecting Melting Point
- Liquid to Gas Change : Boiling or Vaporisation
- Factors Affecting Boiling Point
- Gas to Liquid Change : Condensation
- Liquid to Solid Change : Freezing
- Sublimation (Solid to Gas or Gas to Solid Change)
- Applications of Sublimation
- Effect of Change of Pressure
- Latent Heat
- Latent Heat of Fusion
- Latent Heat of Vaporisation
- Evaporation
- Evaporation is an Endothermic Process
- Factors Affecting Evaporation
- Cooling Effect of Evaporation
- Differences between Boiling and Evaporation
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Explanatory Videos Study Material Concept Maps and Essential Points Question Bank Chapter-wise HOTS Solved NCERT Questions Solved Exemplar questions Downloadable Unit test paper