Class 10 > Science

Question

On the basis of the following features identify correct option: A- all elements of this group are gases. B- All elements are chemically inert under ordinary conditions.
Medium

Solution

(a)Group 18

The given features represent the characterstics of inert gases like Helium, Argon, Xenon, Radon, etc. as they have a fully filled outer orbit and shows very less reactivity with any other element.

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