Matter – Complete Notes (NEET Chemistry) Matter in Chemistry: Learn the states of matter, classification, atoms, molecules, compounds, and mixtures with easy diagrams. Chapter 1: Matter Around Us What is Matter? Definition: Anything that has mass and occupies space (volume) is called matter . Examples Water Air Wood Iron Human body Oxygen Characteristics of Matter Matter is made up of tiny particles called constituent particles . These particles have the following properties: 1. Particles are in Continuous Motion The particles of matter are always moving. Solids → Vibrate about fixed positions. Liquids → Move freely. Gases → Move very fast. Example: Perfume smell spreads throughout a room. 2. Particles have Spaces Between Them There is empty space between particles. The space is: Least in solids More in liquids Maximum in gases Example: Sugar dissolves in water because sugar particles occupy spaces between water particles. 3. Particles Attract Each Other Particles attract one...
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