Atoms & Molecules

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Across
  1. 4. - I have 26 protons.
  2. 6. - I have 39 electrons
  3. 9. I am a metal with 28 electrons
  4. 10. - I am used in batteries and I have 2 electrons in the first shell, and 1 electron in the second shell.
  5. 13. - My chemical symbol is Rf
  6. 14. - I am a molecule with 2 hydrogen atoms and 1 oxygen atom
  7. 16. - I am the only element to start with an X
  8. 18. - My chemical symbol is Ge
  9. 19. - I am a transition metal with 30 electrons useful in making paint.
  10. 20. I have 2 electrons in the first shell, 8 in the second shell, and 6 in the third shell.
Down
  1. 1. - I am a metal that is liquid at room temperature
  2. 2. - I am needed for life and I am a gas with 8 protons and 8 neutrons.
  3. 3. - I am a silvery white metal used to make salt.
  4. 5. - My chemical symbol is Yb
  5. 7. - My chemical symbol is Mt
  6. 8. - My atomic number is 47 and I am used to make photographic film.
  7. 11. My chemical symbol is Tc
  8. 12. - I have 2 electrons in the first shell, and 7 electrons in the second shell.
  9. 15. I have 20 neutrons and am found in your teeth and bones.
  10. 17. - I am an element that glows and is commonly used in store signs and glow sticks.
  11. 20. - I am a molecule with 1 sodium atom and 1 Chlorine atom