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! 1.4k Views · View Upvotes · Bhagyasree Venkat · Written Feb 1. The
Neon (Ne) is a colorless, non-metallic, very inert gas with an atomic number of ...
lightest inert gas, as well as being the second lightest noble gas after helium.
2, He, Helium, inert gas, second-lightest element, fuel for nuclear fusion in ... 13,
Al, Aluminum, lightweight non-corroding metal, common metal, kitcheware, cans
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
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 ...
Family of chemical elements also called inert, as they are weakly reactant. ...
Highly radioactive noble gas that is used mainly in medicine (destroying ... The
lightest of the noble gases is noncombustible and abundant in the stars; it is used
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 ...
Helium (He) --, Lowest melting point of any element; used as an inert gas shield
for ... Beryllium (Be) --, Steel gray, one of the lightest metals; used in high-speed ...