neon, helium, argon

Virginia W. (United States of America)
3 words 0 learners

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Full list of words from this list:

words only definitions & notes
  1. neon
    a colorless odorless gaseous element that give a red glow in a vacuum tube; one of the six inert gasses; occurs in the air in small amounts
  2. helium
    a light colorless element that is one of the six inert gases
  3. argon
    a colorless and odorless inert gas
Created on Mon Mar 21 14:44:18 EDT 2011

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