The Periodic Table

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Across
  1. 1. Transition Metals are Good ________ of heat and electricity
  2. 3. This element is in the Actinides group of elements
  3. 5. Metals rust in ______
  4. 9. This is a Halogen in period 2
  5. 11. Metals ______ electrons
  6. 14. Vandium is in the ________ group
  7. 16. the first person who developed a periodic table by increasing atomic but did not publish it
  8. 18. This group is the only group that contains solids, liquids, and gases.
  9. 19. Non-Metals become negative ions called ______
  10. 23. Actinides are all _________.
  11. 24. Lanthanides react _______ with most non-metals
  12. 26. Iron is a _____ in group 8
  13. 27. This group on the periodic table Oxidize in air
  14. 28. This is a Non-metal in group 18
  15. 30. Group 18 has this number of valance electrons
Down
  1. 2. Alksli Metals are Extremely _____
  2. 4. This group is colorless, odorless, and tastless
  3. 6. This is a Alkali metal that reacts with water to make strong bases.
  4. 7. Metals will _____
  5. 8. A metalloid in group 14
  6. 10. this element is a Noble Gas in period 2
  7. 12. Gadolium is in this group of elements
  8. 13. recongnized the atomic number as the basis for the organization of the periodic table
  9. 15. Alkaline Earth Metal in period 5
  10. 17. These type of electrons are in the highest energy level
  11. 19. Lithium is part of this Group.
  12. 20. Nonmetals have a ______ propertie
  13. 21. Metals become positive ions called _______
  14. 22. These types of elements are shiny but brittle
  15. 25. the creator of the first periodic table
  16. 29. Non-Metals ______ electrons