Question

Which of the following statements are correct about noble gases?

• A. They are in between halogens and IA group.
• B. Except $Rn$, all the remaining atoms are present in the air.
• C. These elements belong to ${17}^{th}$ group in IUPAC system.
• D. These are highly reactive elements.

Answer 1

The correct option is A They are in between halogens and IA group.

According to the periodic table, noble gases lie in 0 group. It is between VIIA ( halogens ) and IA ( alkali metals ). So, option A is correct.