Page 1 - 2.LESSON NOTES-CONCEPT MAP

SAI International School
Class-IX
Subject- Chemistry

Topic-Matter in our surroundings
Concept Map
Lesson Notes

Concept Mapping
• Matter • Definition and examples of
matter and non matter
• Particulate nature of matter

• Characteristics of particulate
nature of matter- Inter particular
space and force of attraction,
diffusion.

• States of matter. • Solids
• Liquids
• Gaseous
• Plasma
• Bose Einstein condensate
• Characteristics of different states of • Shape
matter • Volume
• Compressibility
• Molecular packing

• Inter particular space
• Inter particular force of attraction
• Diffusion
• density

• Interconversion of different states of • Boiling and boiling point
matter • Evaporation
• Melting and melting point
• Freezing and freezing point

• Condensation
• Sublimation and deposition
• Effect of addition of impurities on
boiling and melting point
• Effect of pressure on boiling and
melting point
• Latent heat of vaporization and
fusion
• Factors affecting the change of
states of matter- Temperature
and pressure.

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