ALL ABOUT NEON

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Across
  1. 3. Neon is this type of gas (doesn't react much)
  2. 5. Neon's two-letter symbol
  3. 6. William ___ discovered neon (last name)
  4. 7. What neon does when electricity flows through it
Down
  1. 1. EIGHT Year neon was discovered (two words, no hyphen)
  2. 2. Neon's atomic number (also number of protons)
  3. 4. Neon signs are very this
  4. 6. The most common color neon glows in signs