Periodic Table

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Across
  1. 3. A common primary fuel used for fission
  2. 4. Produces a distinct white glow under electric current
  3. 6. Known for emitting a blue/lavender glow when electrified
  4. 8. Produced at the cathode end during water electrolysis
  5. 11. Main element used in swimming pools
  6. 13. The most used element in electric wiring, plumbing, and industrial machinery due to its cheap cost and conductivity
  7. 14. Element with the lowest melting point
Down
  1. 1. The most reactive element
  2. 2. Has the most stable isotopes out of all the elements
  3. 5. Most abundant element in Earth's atmosphere
  4. 7. The only metal that is liquid at room temperature
  5. 9. Primarily used in engineering since it has the best strength-to-weight ratio
  6. 10. The main element used for shielding x-rays
  7. 12. Produced at the anode end during water electrolysis
  8. 13. The fundamental element for life