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5 Written questions

5 Matching questions

  1. From left to right, the properties of elements in a period change in a _________
  2. The properties of an element can be predicted from its location in the __________ _______
  3. What is nuclear fusion?
  4. THe matter in the sun and its planets originally came from a gigantic _________
  5. WHere do the elements come from?
  1. a supernova
  2. b stars
  3. c when smaller nuclei combine and form larger nuclei - in stars
  4. d pattern
  5. e periodic table

5 Multiple choice questions

  1. (1)atomic number (number of protons), (2) chemical symbol (3) name (4) atomic mass
  2. 63
  3. they are blown of into space as the star burns out
  4. helium
  5. carbon

5 True/False questions

  1. The verticals columns are called _________periods

          

  2. The horizontal rows are called _________periods

          

  3. In 1869 _________ published the first periodic table with ______ elements and three missing elements?families

          

  4. Who discovered a way to measure the positive charge ( the atomic number) on an atom's nucleus?families

          

  5. Dmitri Mendeleev discovered a set of __________ applied to all the elements.in order of increasing atomic mass

          

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