Question

why are inert gases placed in zero group?

Answer 1

The noble gases are colorless, odorless, tasteless, and nonflammable under standard conditions. They were once labeled group 0 in the periodic table because it was believed they had a valence of zero, meaning their atoms cannot combine with those of other elements to form compounds

Answer 2

because they doesn't react with each other plz plz mark it as a brainliest