1.

The charcoal maintained at \[{{100}^{o}}C\] absorbs

A. \[Ne\] and \[Kr\]
B. \[He\] and \[Ar\]
C. \[Ar,\] \[Kr,\] \[Xe\]
D. \[He\] and \[Ne\]
Answer» D. \[He\] and \[Ne\]


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