9.0.Introduction 9.1. Position of Hydrogen in the Periodic Table 9.2.Di Hydrogen, H2 9.2.1. Occurance 9.2.2. Isotopes of Hydrogen 9.3. Preparation of Dihydrogen, H2 9.3.1. Laboratory Preparation of Dihydrogen 9.3.2. Commercial Production of Dihydrogen 9.4. Properties of Dihydrogen 9.4.1.Physical Properties 9.4.2. Chemical Properties 9.4.3. Uses of Dihydrogen 9.5. Hydrides 9.5.1. Ionic or Saline Hydrides 9.5.2. Covalent or Molecular Hydride 9.5.3. Metallic or Non-Stoichiometric (or Interstitial) Hydrides 9.6. Water 9.6.1. Physical Properties of Water 9.6.2. Structure of Water 9.6.3. Structure of Ice 9.6.4. Chemical Properties of Water 9.6.5. Hard and Soft Water 9.6.6. Temporary Hard Water 9.6.7. permanent Hard Water 9.7. Hydrogen Peroxide (H2O2) 9.7.1. Preparation 9.7.2. Physical Properties 9.7.3. Structure 9.7.4. Chemical Properties 9.7.5. Storage 9.7.6. Uses 9.8. Heavy Water (D2O) 9.9. Dihydrogen as Fuel
1.Some Basic Points of Chemistry 2.Structure of Atom 3.Classification of Elements and Periodicity in Properties 4.Chemical Bonding and Molecular Structure 5.States of Matter 6.Thermodynamics 7.Equilibrium 8.Redox Reactions 9.Hydrogen 10.The s-Block Elements 11. The p-Block Elements 12.Organic Chemistry - Some Basic Principles and Techniques 13.Hydrocarbons 14.Environmental Chemistry