Periodic Table Navigation

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Across
  1. 2. I am not really an alkali metal, but since I have only 1 electron I behave like them.
  2. 3. I am a metal that is liquid at room temperature.
  3. 5. I am a gas with 8 protons and 8 neutrons.
  4. 8. I am a transition metal with 30 electrons useful in making paint.
  5. 12. I am a noble gas with 2 electrons.
  6. 13. I am the head of the carbon family known as the “basis of life”.
  7. 14. I am a gas with a mass number of 19.
  8. 16. I have 20 neutrons and am found in your teethand bones.
  9. 17. My atomic mass is 35.453.
  10. 19. You can find me in the carbon family in the fifth period.
  11. 20. I am a transition metal with 25 electrons.
  12. 24. I am a silvery white metal used to make salt.
  13. 26. I make up 78% of the air and am found in the 15th group.
Down
  1. 1. I am the only member of the Halogens that is a liquid at room temperature.
  2. 4. I am a member of the nitrogen family with 16 neutrons.
  3. 6. I am a metal with 28 electrons.
  4. 7. I have 2 electrons in the first shell, 8 in the second shell, and 6 in the third shell.
  5. 9. I am the 2nd most abundant element in the Earth’s crust and have 14 neutrons.
  6. 10. I am a member of the alkaline earth metals used to make fireworks and medicines.
  7. 11. I am the first element in the fourth period used in making fertilizer.
  8. 15. I am a member of the Halogen family with an atomic number of 53.
  9. 18. I am a member of the carbon family often mistaken for the end of your pencil.
  10. 21. I am a member of the boron family and am the most abundant metal in the Earth’s crust.
  11. 22. My atomic number is 47 and I am used to make photographic film.
  12. 23. My atomic number is 79.
  13. 25. I have 26 protons.