Question

among the following mono atomic element is A.he B.ne C.ar D.all​

Answer 1

Answer:

optio d all is the answer

Answer 2

Explanation:

Option d is the right answer, this is because, He, Ar and Ne all are noble gases, and hence cannot form any compounds, since their ionisation energy is very high. So, the like to remain in a monoatomic state.

so, option d is the right answer

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