Home Chemistry Classification of Elements and Periodicity Statement Based Some properties for the noble gases are give…
Chemistry Classification of Elements and Periodicity Statement Based Single Correct MCQ
Published on: August 13, 2026

Some properties for the noble gases are given below. Choose the correct statements.

(I) All the orbitals in the valence shell are completely filled by electrons.

(II) Very difficult to alter the electronic arrangement by the addition or removal of electron.

(III) Exhibit very high chemical reactivity.

A
I and III
B
II and III
C
I and II
D
I, II and III

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Text Solution

Verified by Experts
The correct answer is:
C

All the orbitals in the valence shell of the noble gases are completely filled by electrons and it is very difficult to alter this stable arrangement by the addition or removal of electrons. The noble gases thus exhibit very low chemical reactivity.

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