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Rank | Letters | Answer | Clue | |
1 | 99% | 5 | Exact Match! | |
2 | 46% | 9 | Colourless salt used in analytical chemistry | |
3 | 35% | 5 | First noble gas to be discovered and isolated, atomic number 18 | |
Colourless Gas Atomic Number 86 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 Feb 2015 | Across 20 | |
This clue was last seen in the publications above.
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Similar Clues
Clue | Source | |
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1 | Colourless, acrid-smelling gas, NH3
The Guardian Quick -
24 Jul 2021 | The Guardian Quick / 24 Jul 2021 |
2 | Colourless poison gas — do half remedy (anag)
The Guardian Quick -
18 May 2022 | The Guardian Quick / 18 May 2022 |
3 | Colourless salt used in analytical chemistry | |
4 | First noble gas to be discovered and isolated, atomic number 18
Telegraph Herculis -
13 Feb 2023 | Telegraph Herculis / 13 Feb 2023 |
5 | Its atomic number is this clue's number divided by three
New York Times -
17 Aug 2023 | New York Times / 17 Aug 2023 |
6 | Noble gas, atomic number 18
The Guardian Quick -
24 Jan 2014 | The Guardian Quick / 24 Jan 2014 |
7 | The atomic number of nitrogen plus the atomic number of oxygen |