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5 Written Questions

5 Matching Questions

  1. What do we call it when a star explodes?
  2. The properties of an element can be predicted from its location in the __________ _______
  3. The horizontal rows are called _________
  4. Who discovered a way to measure the positive charge ( the atomic number) on an atom's nucleus?
  5. By 1869 how many elements had been discovered?
  1. a a supernova
  2. b periodic table
  3. c periods
  4. d 63
  5. e Henry Moseley in 1913

5 Multiple Choice Questions

  1. hydrogen
  2. beryllium
  3. heaviest elements
  4. groups
  5. pattern

5 True/False Questions

  1. The hydrogen is at high pressure and extremely high temperatures and it's state of matter is _______plasma

          

  2. From left to right the _________- of elements in a period change in a patternproperties

          

  3. The _________ of an element can be predicted from its location in the periodic tableproperties

          

  4. What happens to the heavy elements that a supernove creates?63

          

  5. WHere do the elements come from?stars

          

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