The noble gases make a group of chemical elements with similar properties;
under standard ... The noble gases have also been referred to as inert gases, but
this label is deprecated as many noble ga...
1 The lightest inert gas. (6). 4 The element we need to breathe. (6). 5 Alkaline
metal in table salt. (6). 7 Inert gas used to make bright city lights. (4). 8 2nd place
Hydrogen. Hydrogen has a density of .08988 g/cc at STP, while helium has a
density of .1786 ... We choose helium because it is an inert gas and so saves us
the risk! 1.7k Views · View Upvotes · Bhagyasree Venkat · Written Feb 1. The
Argon provides inert atmosphere for metallurgy. ... Helium is the lightest noble
gas and its configuration is 1s<sup>2</sup> which means only one electron are in the filled ...
Apr 15, 2011 ... Neon, atomic number 10, is the second lightest inert (noble) gas after helium.
Even though neon is quite rare on earth, it is the fifth most ...
Helium is the lightest inert gas in air. Magnesium burns with a bright white flame.
Gold and silver are dense metals.Table salt (sodium chloride) is a combination ...
Family of chemical elements also called inert, as they are weakly reactant. ...
Noble gas that is used in some incandescent lamps and in photography. ... The
lightest of the noble gases is noncombustible and abundant in the stars; it is used
The lightest noble gas, filled outer shell with only two ... lightweight alloys with
copper. Boron. B. 5. 11 ... An inert element which produces a whitish glow in
Dec 28, 2007 ... ... in the Sea What Inert Gases Tell Us About the Oceans ... Neon: The second
lightest noble gas has the elemental symbol Ne. It is much less ...
2, He, Helium, inert gas, second-lightest element, fuel for nuclear fusion in ... 13,
Al, Aluminum, lightweight non-corroding metal, common metal, kitcheware, cans