Periodic Table Quiz

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Across
  1. 6. group 1 metals react with water to form an alkali and __________________ gas
  2. 7. period 4 group 2
  3. 8. which element has the electronic configuration 2,8,1?
  4. 9. reactivity of group 1 metals __________________ down the group
  5. 14. group 15, period 2
Down
  1. 1. the horizontal rows in the Periodic Table
  2. 2. group 17 period 3
  3. 3. the vertical columns in the Periodic Table
  4. 4. across the period from left to right _________________ property decreases
  5. 5. elements in the same group has the same number of _________________ electrons.
  6. 10. group 1 metals are called _______________ metals
  7. 11. property of group 1 metals that allows it to be cut easily
  8. 12. elements in the Periodic Table are arranged by increasing ______________ number.
  9. 13. period 1 group 18