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Which one of the following noble gases h...

Which one of the following noble gases has an unusual property of diffusing through the materials such as rubber, glass or plastic?

A

Ne

B

Ar

C

Kr

D

He

Text Solution

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The correct Answer is:
D
Helium is the second lightest element. Helium is used for many purpose that require some of its unique properties such as its low boiling point, low density, low solubility high thermal conductivity or inertness helium diffuses through solids three times faster than air.
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