Physical Science

• Chemical Formula - A symbolic representation of the elements in a compound
• Covalent Bonding - When electrons are shared by two or more atoms
• Diatomic Elements - Elements that exist in a pair
• Ion - A charged atom
• Ionic Bonding - When one atom steals electrons from another
• Metallic Bonding - Bonding that occurs between 2 or more metals
• Compound - A group of two or more bonded atoms
• Molecule - A group of atoms bonded through covalent bonding
• Oxidation Number - The charge of an ion
• Diatomic Elements (List):

  (Halogens + HON)

  • Chlorine
  • Bromine
  • Iodine
  • Fluorine
  • Hydrogen
  • Oxygen
  • Nitrogen
• Law of Conservation of Mass - Mass cannot be created nor destroyed
• Precipitate - When a solid settles from a liquid solution
• Products - Substances that are produced in a reaction