L3: Electron Configuration

• metals


  most likely to lose electrons to develop positive ions
• non metals

  alike to gain electrons in reactions
• metalloids


  has both metal and non metal properties
• ion


  an atom or group of atom that has a set of positive or negative charge
• ionic bonding


  affects electrons; gaining or losing it
• cation


  ions with positive charge
• anion


  ions with negative charge
• monatomic ion


  only has one atom
• polytomic ion


  a compound ion