Chapter 5

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Across
  1. 3. What has a high electrical conductivity?
  2. 4. What types of metals are on the left side of the periodic table?
  3. 5. table What is the arrangement of the elements according to similarities in their properties?
  4. 6. What is the beam that traveled from the cathode to the anode?
  5. 8. What elements exhibit a wide range of both physical and chemical properties?
  6. 9. What is atomic mass unit prefixes?
  7. 10. What are nonmetals called?
  8. 12. What is the total numberof protons and neutrons in an atom?
  9. 14. What is a positivally charged particle of an atom?
Down
  1. 1. What is a tiny indivisble particle?
  2. 2. What type of metals are in group 2A?
  3. 7. What is a neutrally charged particle of an atom?
  4. 8. Who tested the theory of atomic stucture?
  5. 11. What is an element that has the same number of protons but different numbers of neutrons?
  6. 13. What is the central core of an atom?