10. 
    Argon
    [disambiguation] Argon is a chemical element with the atomic number 18 and is the third element in group 18 of the periodic table. Argon may also refer to: ==Computing and technology== ==Literature== ==History== ==Other uses== ...
    Found op http://en.wikipedia.org/wiki/Argon_(disambiguation)
    
    
11. 
    argon
    (Ar) Type: Term Pronunciation: ar′gon Definitions: 1. A gaseous element, atomic no. 18, atomic wt. 39.948, present in the dry atmosphere in the proportion of about 0.94%; one of the noble gases.
    Found op http://www.medilexicon.com/medicaldictionary.php?t=6313
    
    
12. 
    Argon
    [Middle-earth] In the fiction of J. R. R. Tolkien, Argon was the fourth child of Fingolfin, High King of the Noldor in Beleriand. His mother was Anairë, and his brothers were Fingon, and Turgon. He had an older sister, Aredhel. His Quenya name was Arakáno ("High Commander"), named so parti...
    Found op http://en.wikipedia.org/wiki/Argon_(Middle-earth)
    
    
13. 
    Argon
    Argon (n {respell|AR|gon} is a chemical element represented by the symbol Ar. Argon has atomic number 18 and is the third element in group 18 of the periodic table (noble gases). Argon is the third most common gas in the Earth`s atmosphere, at 0.93% (9,300 ppm), making it approximately 23.8 times m...
    Found op http://en.wikipedia.org/wiki/Argon
    
    
14. 
    Argon
    A colorless, odorless inert gas sometimes used in the spaces between the panes in energy efficient windows. This gas is used because it will transfer less heat than air. Therefore, it provides additional protection against conduction and convection of heat over conventional double paned windows.
    Found op http://www.electromn.com/glossary/a.htm
    
    
15. 
    argon
    (Ar) Argon. Credit: Pslawinski & Wikipedia A colorless, odorless, highly unreactive gaseous element, which is the third most abundant gas in Earth's atmosphere (making up approximately 1 percent of the atmosphere). It is obtained commercially by fractionation of liqui...
    Found op http://www.daviddarling.info/encyclopedia/A/argon.html
    
    
16. 
    argon
    argon (är'gon) [Gr.,=inert], gaseous chemical element; symbol Ar; at. no. 18; at. wt. 39.948; m.p. -189.2°C; b.p. -185.7°C; density 1.784 grams per liter at STP; valence 0. Argon is a colorless, odorless, tasteless gas occurring in air (of which it constitutes 0.94% by volume) and i...
    Found op http://www.infoplease.com/ce6/sci/A0804648.html
    
    
17. 
    Argon
    Argon is a colourless, odourless, gaseous element found in the air and volcanic gases, and is used especially as a filler for electric bulbs and electron tubes. It has the symbol Ar.
    Found op http://www.probertencyclopaedia.com/browse/GA.HTM
    
    
18. 
    argon
    Colourless, odourless, non-metallic, gaseous element, atomic number 18, relative atomic mass 39.948. It is grouped with the noble gases (rare gases) in Group 0 of the periodic table of the elements. It was long believed not to react with other substances, but observations now indicate that it can be...
    Found op http://www.talktalk.co.uk/reference/encyclopaedia/hutchinson/m0009906.html
    
    
19. 
    Argon
    An element that is a member of the 8A group (Noble Gases) of the periodic table. Argon is represented by the atomic symbol Ar, has an atomic number of 18, and an atomic weight of 39.948. It is colorless, odorless, and a very inert gas. It comprises about 1% of the Earth's atmosphere.
    Found op http://www.chemistry-dictionary.com/definition/argon.php
    
    
20. 
    argon
    1) A noble gas 2) About 1% of the atmosphere 3) About 1% of the earth's atmosphere 4) Ar 5) Argonon 6) Atomic number 18 7) Chemical element 8) Element 9) Element whose name comes from greek for 'inactive' 10) Fluorescent bulb fill...
    Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/argon/1
    
    

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