ICP Chapter 16 Review

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Across
  1. 2. The number of quarks which have been found
  2. 3. The number of neutrons in a typical Flourine atom
  3. 4. The only particle in an atom without charge
  4. 6. Horizontal row on the periodic table
  5. 8. The mass number (atomic mass) of an atom containing 6 protons and 7 neutrons
  6. 11. The element in the 5th period & the 13th group
  7. 12. An element with very similar properties to Neon
  8. 15. Particles that make up protons and neutrons
  9. 17. The type of element between metal and non-metal
  10. 18. The model of the atom that says electrons travel in fixed orbits
  11. 19. Where the electrons are located in an atom
  12. 20. Most of an atom is made up of _______ space
Down
  1. 1. The number of protons in Boron
  2. 3. Group 18 elements are called _______ gasses
  3. 4. The positively charged center of an atom
  4. 5. The particle which determines what element it is
  5. 6. A repeating pattern
  6. 7. The category of elements contained on the left side of the periodic table
  7. 9. The physicist who discovered the nucleus
  8. 10. The most common form for non-metals besides gas
  9. 13. Vertical column on the periodic table
  10. 14. If an atom was the size of a stadium, the nucleus would be the size of a
  11. 16. The most common form for metals