It's a noble gas, but you think it should be a halogen?
Oh, I understand your confusion now. The statement "it is a noble gas" by myself referred to the answer of the member ks1994. I wanted to say the member who gave that answer that neon is a noble gas. I'm sorry that my answer was not clear enough.
The same applies to your comment. The element which should be guessed is still a halogen, that is to say it is in the seventh main group of PSE. I hope that I was able to eliminate the confusion.
Oh, I understand your confusion now. The statement "it is a noble gas" by myself referred to the answer of the member ks1994. I wanted to say the member who gave that answer that neon is a noble gas
Osmium is a chemical element with the symbol Os and atomic number 76. It is a hard, brittle, bluish-white transition metal in the platinum family and is the densest naturally occurring element, with a density of 22.59 g/cm3.
Whichever you like really, they're so close that it cannot be said with any real certainty. The latest data keeps switching the rosette between the two.