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Rank | Letters | Answer | Clue | |
1 | 99% | 5 | Exact Match! | |
2 | 38% | 6 | A rare noble gas with symbol Rn and atomic number 86 | |
3 | 30% | 7 | This noble gas is the third-most abundant gas in Earth's atmosphere | |
Noble Gas Rn Crossword Clue
Check other possible answers below.
Best Possible Answers
About This Clues Answer
We think the answer is "RADON" which means:
- noun
- • A radioactive gaseous element formed by the disintegration of radium; the heaviest of the inert gasses; occurs naturally (especially in areas over granite) and is considered a hazard to health
An example sentence would be:
- • "Exposure to high levels of radon gas can cause lung cancer."
- • "The basement of the old house had radon levels above the recommended safety limit."
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Clue Last Found In...
Source | #Number | Answer |
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The Guardian Quick12 Dec 2023 | Across 8 | |
This clue was last seen in the publications above.
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Similar Clues
Clue | Source | |
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1 | Dangerous noble gas
New York Times Mini -
19 Jul 2017 | New York Times Mini / 19 Jul 2017 |
2 | Noble gas, Ar
The Guardian Quick -
01 Jun 2009 | The Guardian Quick / 01 Jun 2009 |
3 | Noble gas, atomic number 18
The Guardian Quick -
24 Jan 2014 | The Guardian Quick / 24 Jan 2014 |
4 | Noble gas below xenon on the periodic table
New York Times Mini -
28 Oct 2018 | New York Times Mini / 28 Oct 2018 |
5 | Noble gas between chlorine and potassium on the periodic table
New York Times Mini -
13 Jun 2017 | New York Times Mini / 13 Jun 2017 |
6 | This noble gas is the third-most abundant gas in Earth's atmosphere | |
7 | This noble gas is the third-most abundant gas in Mars' atmosphere |