| 31. | Every element on the last column of the table is chemically inert ( noble gas ).
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| 32. | Interestingly, that word is also used for noble gas, which is a translation from the German'edelgas '.
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| 33. | Analysis of the data indicated that copernicium was more volatile than mercury and had noble gas properties.
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| 34. | Q . Why do noble gases, when put inside a neon light bulb, produce bright, fluorescent colors?
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| 35. | Neon, argon, krypton, and xenon also form clathrate hydrates, where the noble gas is trapped in ice.
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| 36. | Of keenest interest : oxygen, nitrogen and the noble gases, such as neon, argon, xenon and krypton.
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| 37. | According to this definition, noble gas atoms are considered molecules as they are in fact monoatomic molecules.
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| 38. | As a noble gas, it does not interfere with the chemical reactions occurring in the operating lamp.
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| 39. | The interplanetary nature of these particles was later verified by noble gas and solar flare track observations.
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| 40. | No chemical analysis was possible at the time, but helium was later found to be a noble gas.
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