Topic: neon

neon [Gr.,=new], gaseous chemical element; symbol Ne; at. no. 10; at. wt. 20.179; m.p. -248.67°C; b.p. -246.048°C; density 0.8999 grams per liter at STP ; valence 0. Neon is a colorless, odorless, and tasteless gas. It is one of the inert gases in Group 18 of the periodic table ; it does not form compounds in the normal chemical sense. A small amount of neon in a partially evacuated glass tube emits a bright reddish-orange glow while conducting electricity. Neon is a rare gas present in the atmosphere to a very limited extent. It is obtained as a byproduct in the production... Read more