BASIC CHEMISTRY Chapter 2

1. Introduction
   1. Energy
   2. Matter
      1. Elements
         1. Chemical (atomic) symbols
2. Atom
   1. Protons, neutrons, & electrons
      1. Nucleus
   2. Charge
   3. Differences
      1. Atomic Number (Z)
3. Electrons
   1. Placement
      1. electron orbitals (shells)
   2. Orbital capacities
      1. Filled
         1. chemically inert
            1. noble gases
         2. Valence
4. Bonds
   1. Bond Background
      1. molecules
         1. macromolecules
            1. cells
      2. Ion
         1. Symbols
            1. cation
            2. anion
   2. Ionic bond
      1. Transfer
      2. Repercussions
   3. Covalent Bond
      1. Sharing
5. Writing bonded atoms
   1. Formulas
      1. Molecular formula
      2. Structural formula
6. Polar & NonPolar Covalent Bonds
   1. Polar covalent bonds
      1. Electronegativity
      2. Effect
         1. somewhat negative
         2. somewhat positive
   2. Non-polar covalent bonds
   3. Consequences
      1. Solubilities
         1. solute
         2. solvent
   4. Hydrogen Bonds
      1. Note:
         1. weak
7. Chemical Reactions
   1. Reactant
   2. Product
   1. Chemical equation
   2. Types of reactions
      1. Synthesis reaction
      2. Decomposition reaction
      3. Exchange reaction