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5 Written questions

5 Matching questions

  1. Pauli Exclusion Principle
  2. macroscopic
  3. average atomic mass
  4. 118
  5. intensive
  1. a The first atomic model was based on 3 major ______________ observations
  2. b these are properties that are independent of how much matter is present
  3. c the atomic mass on the periodic table is really the__________ __________ __________
  4. d ______________________- electrons in the same orbital must have opposite spin
  5. e How many elements are there total?

5 Multiple choice questions

  1. ________ is the study of matter and changes that occur in matter
  2. what is an anion?
  3. Who was the scientist that defined the law of conservation of mass>
  4. Who explained the bright line of hydrogen using a planetary model?
  5. ___________- energy needed to remove an electron from the outer shell of an atom in the gaseous state

5 True/False questions

  1. 7 14the subshell f has _ orbital(s) with a maximum of _ electrons per sublevel


  2. ProtonsA particular element is determined by the number of __________ in the nucleus


  3. Physical Chemistry______________- Attempts to develop the theory for why matter behaves the way it does. The application of these theories can be applied to all areas of chemistry


  4. Analytical Chemistry______________- Study of how to determine the exact composition of mixtures and compounds. What is present and what is the exact percent composition.


  5. 3Chemists study matter from _ perspectives