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The elements with atomic number 10, 18, ...

The elements with atomic number 10, 18, 36, 54 and 86 are all

A

Light metals

B

Inert gases

C

Halogens

D

Rare-earths

Text Solution

Verified by Experts

The correct Answer is:
B
Inert gases, these have `ns^(2)np^(6)` configuration.
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