In which among the following categories, Radon (Rn) can be placed?

First Published: December 30, 2015 | Last Updated:December 31, 2015

In which among the following categories, Radon (Rn) can be placed?
1. Radioactive Element
2. Inert Gas
3. Noble Gas
Choose the correct option:
[A]Only 1
[B]1 & 2
[C]2 & 3
[D]1, 2 & 3

1, 2 & 3