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5 Written questions

4 Matching questions

  1. What properties depend on the quantity of the sample? Ex. height, weight, mass and size
  2. What is the oxidation number of free elements? Ex. Ne, Br2, S8
  3. What electronegative element, combined with any other element has an oxidation number of -1
  4. Electron Transfer reactions
  1. a Fluorine
  2. b zero
  3. c extensive properties
  4. d Oxidation-Reduction or Redox Reaction

5 Multiple choice questions

  1. reactants are oxidized
  2. Decomposition Reaction Ex. C -->A+B
  3. Oxygen
  4. peroxides and superoxides
  5. when two substances, usually in their elemental forms, combine to form a compound.

5 True/False questions

  1. oxidizedOne reactant loses electrons (becomes more positive))


  2. When combined with nonmetals, what is the oxidation number of Hydrogen?Aluminum and gallium


  3. When does oxygen usually have a -2 charge?Fluorine


  4. What is the unit used to express the density of a liquid?g/mL


  5. How do you determine the volume of a solid?Difference between mass of empty container and container plus sample