Elements in Man and Environment

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Chapter 3: Elements in Man and Environment (25 videos)   (Practice Test)
3.1: Matter and Environment
  1. Fundamentals of Matter
3.2: Review  (Practice Test)
  1. Atom
  2. Molecules
  3. Compound
  4. Mixture
3.3: Composition of Non Living Matter
  1. Element, The Simplest Matter
3.4: Composition of Living Matter
  1. Abiotic components of environment
3.5: Elements and Their Symbols  (Practice Test)
  1. Symbols of Element
  2. Give Name and Symbol for the Elements
3.6: Physical Properties of Elements
  1. Melting and Boiling points
  2. Density in Solids
3.7: Metals and Non-metals
  1. Metals and Non-Metals
3.8: Reactivity of Metals and Non-metals
  1. Compound
  2. Addition or Combination Reactions
3.9: Compounds, Formation of Compounds and Chemical formula  (Practice Test)
  1. Chemical Formulae of Ionic Compounds
  2. Molecular formula
3.10: Reactions of Metals with Non-metals  (Practice Test)
  1. Chemical Properties of Sodium
  2. Chemical Properties of Magnesium and Calcium
3.11: Reactions of Non-metals with Non-metals  (Practice Test)
  1. Oxides
  2. Hydrogen Halides
3.12: Reactions of Metals with Water
  1. Reactions of the Alkali Metals
3.13: Distribution of Metals and Non-metals in Planet Earth
  1. Metals and Non-Metals
3.14: Role of Elements in Human Body  (Practice Test)
  1. Importance of Elements in Our Life
  2. More on Importance of Elements in Our Life
  3. More on Importance of Elements in Our Life (continued)