Periodic Table Terms

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Across
  1. 3. First group on the periodic table
  2. 5. vertical columns on the periodic table that tell you the valence electron number of an element
  3. 6. a class of elements that are malleable and is a good conductor of heat and electricity
  4. 12. Family that has the largest amounts of elements in it and are all metals
Down
  1. 1. the number of electrons in the outermost shell of an element
  2. 2. the most reactive family on the periodic table
  3. 4. 2nd most reactive family on the periodic table
  4. 7. also known as inert gases and are unreactive
  5. 8. Top of bottom two rows taken out of the periodic table
  6. 9. bottom of bottom to rows taken out of the periodic table
  7. 10. horizontal rows on the periodic table
  8. 11. a class of elements that are dull and a poor conductor of heat and electricity