[DOC] [TLE] Noble Gases - body, used, Earth, life, chemical, form, energy ... [PAR] The noble gases are the six elements that make up Group 18 of the periodic ... 
Helium, neon, and argon do not combine with any other elements to form 
compounds. ... Because some noble gas compounds have powerful oxidizing 
properties, they ... lose electrons, as they would have to do to take part in a 
chemical reaction. [DOC] [TLE] Noble gases facts, information, pictures | Encyclopedia.com articles ... [PAR] Also known as the rare gases, they once were called inert gases, because ... of 
the defining characteristics of the noble gas "family" is their lack of chemical 
reactivity. ... Indeed, helium, neon, and argon have not been found to combine 
with other ... Since that time, numerous compounds of xenon with other elements, 
most... [DOC] [TLE] Chem4Kids.com: Elements & Periodic Table: Noble Gases [PAR] This tutorial introduces noble gases of the periodic table. ... That non-reactivity is 
why they are called inert. ... The list includes helium, neon (Ne), argon (Ar), 
krypton (Kr), xenon (Xe), and radon (Rn). ... Because of their chemical properties, 
these gases are also used in the laboratory to help stabilize reactions that would
... [DOC] [TLE] Noble gas - Science Daily [PAR] Therefore, they rarely react with other elements since they are already stable. ... 
This chemical series contains helium, neon, argon, krypton, xenon, and radon. ... 
term is not strictly accurate because several of them do take part in chemical 
reactions. ... compounds of uranium bonded to atoms of three so-called "noble 
gases"... [DOC] [TLE] Noble gas - Wikipedia [PAR] The noble gases make a group of chemical elements with similar properties; 
under standard conditions, they are all odorless, colorless, monatomic gases with 
very low chemical reactivity. The six noble gases that occur naturally are helium (
He), neon (Ne), argon .... In 1962, Neil Bartlett discovered the first chemical 
compound of a noble gas,... [DOC] [TLE] Neon - Wikipedia [PAR] Neon is a chemical element with symbol Ne and atomic number 10. It is in group 
18 (noble gases) of the periodic table. ... Neon is chemically inert and forms no 
uncharged chemical compounds. .... Although tube lights with other colors are 
often called "neon", they use different noble gases or varied colors of fluorescent
... [DOC] [TLE] The atomic radius of a chemical element is a measure of the size of ... [PAR] They conduct heat and electricity better than non-metals but not as well as metals 
... Alkali metals are never found as free elements in nature. ... There is an entire 
branch of chemistry devoted to carbon compounds called organic chemistry. ... 
The family of noble gases includes helium, neon, argon, krypton, xenon, and 
radon... [DOC] [TLE] noble gas | chemical elements | Britannica.com [PAR] The elements are helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), ... 
table because for decades after their discovery it was believed that they could not 
... could not combine with those of other elements to form chemical compounds. 
... as well as chemically inert, and therefore were called the rare or inert gases. [DOC] [TLE] The Noble Gases (Group 18) - Boundless [PAR] Noble gases are the six chemical elements of Group 18 of the periodic table, 
being ... These gases all have similar properties under standard conditions: they 
are all ... The six noble gases that occur naturally are helium (He), Neon (Ne), 
Argon (Ar) ... Because of this, many compounds of the gases xenon, krypton, and 
radon... [DOC] [TLE] Neon, Chemical Element - water, uses, elements, metal, gas ... [PAR] The noble gases are sometimes called the inert gases. This name comes from ... 
Chemists have yet to prepare compounds of helium, neon, or argon

Question: Because they are never found in chemical compounds, the noble gases neon, argon & helium are called this
Answer: the inert gases