| 20 answers for: Neon, argon or krypton |
| RANK | ANSWER | CLUE |
| INERTGAS | Neon, argon or krypton |
| GAS | Neon, argon or helium, for example (3) |
| INERT | Like argon or krypton |
| NOBLE | Like argon or krypton |
| NOBLEGAS | Description of an element occupying Group 18 of the periodic table: helium, neon, argon, krypton, xenon or radon (5,3) |
| NOBLEGASES | Neon, argon and krypton |
| RAREGAS | Any of the unreactive elements helium, neon, argon, krypton, radon and xenon (4,3) |
| XENON | Meaning "strange(r)", an element other than argon, krypton and neon co-discovered by William Ramsay (5) |
| RAMSAY | British chemist who discovered neon, argon, krypton and xenon, and won the 1904 Nobel Prize in Chemistry (last name only) |
| GASES | Helium, neon, argon, krypton, xenon and radon are the six noble ___. (5) |
| ELEMENT | Chlorine or krypton |
| ITE | Ending for Brooklyn or krypton |
| PLANET | Earth or Krypton |
| INERTGASES | Helium, neon, argon, etc. |
| CARAFES | Could be either argon or radium in restaurants' bottles (7) |
| KRONE | Krypton, oxygen, neon and tin from Scandinavia (5) |
| NEON | One of the elements co-discovered by Sir William Ramsay along with argon, helium, krypton and xenon |
| ARGON | Noble gas between neon and krypton on the periodic table |
| RARE | Which type of gases includes neon, krypton and xenon? (4) |
| ALIENPLANET | Ork, Krypton or Melmac |
|