-Argon- Argon is the 18th element on the periodic table its symbol is Ar and the Atomic Number is 18 and the Atomic Mass is 39.9.
Argon is located in group 18 and period 3
18 protons
22 nuetrons
18 electrons
Isotopesof the element are:
36. Stable
37. 35.0 days
38. Stable
39. 269 years
40. Stable
41. 1.8 hours Argonwas discovered in Scotland byLord RayleighandSir William Ramsay in the year 1894.
Its the Red Lord Rayleigh and Sir William Ramsay
ArGON FREEZES AT -185.7 DEGREES CELCIUS AND BOILS AT -182.2 DEGREES CELCUIS It Is a gas.
-Argon-
Argon is the 18th element on the periodic table its symbol is Ar and the Atomic Number is 18 and the Atomic Mass is 39.9.
Argon is located in group 18 and period 3
18 protons
22 nuetrons
18 electrons
Isotopes of the element are:
36. Stable
37. 35.0 days
38. Stable
39. 269 years
40. Stable
41. 1.8 hours
Argon was discovered in Scotland by Lord Rayleigh and Sir William Ramsay in the year 1894.
Its the Red
Lord Rayleigh and Sir William Ramsay
ArGON FREEZES AT -185.7 DEGREES CELCIUS AND BOILS AT -182.2 DEGREES CELCUIS It Is a gas.
Light bulbs contain Argon
Argon is odorless and colorless so if a light bulb breaks you cannot see or smell the Argon.
It also makes up .94% of earths atmosphere.
Bibliography
Works Cited
"Argon." World Book. Student ed. 2009. Argon. Web. 24 Nov. 2009.
"Chemical Elements.com - Argon (Ar)." Chemical Elements.com - An Interactive Periodic Table of the Elements. N.p., n.d. Web. 30 Nov. 2009. <http://www.chemicalelements.com/elements/ar.html>.
" Google Image Result for http://media-2.web.britannica.com/eb-media/67/20967-004-66E3C8DB.jpg." Google Images. N.p., n.d. Web. 30 Nov. 2009. <http://images.google.com/imgres?imgurl=http:media-2.web.britannica.com/eb-media/67/20967-004-66E3C8DB.jpg&imgrefurl=http://www.britannica.com/EBchecked/topic-art/490808/13653/William-Ramsay&usg=olYiIWV_-DpEplYSOAQnwZaW7Yo=&h=450&w=359&sz=35&hl=en&star>.
" Google Image Result for http://upload.wikimedia.org/wikipedia/commons/8/8f/Scotland_Location_UK.PNG." Google Images. N.p., n.d. Web. 30 Nov. 2009. <http://images.google.com/imgres?imgurl=http:upload.wikimedia.org/wikipedia/commons/8/8f/Scotland_Location_UK.PNG&imgrefurl=http://commons.wikimedia.org/wiki/File:Scotland_Location_UK.PNG&usg=WUwVvRpcrp-qrcwBbdOEO8-7adU=&h=430&w=578&sz=70&hl=en&start=1>.
" Google Image Result for http://www.bbc.co.uk/schools/gcsebitesize/science/images/38_modern_periodic_table.jpg." Google Images. N.p., n.d. Web. 30 Nov. 2009. <http://images.google.com/imgres?imgurl=http:www.bbc.co.uk/schools/gcsebitesize/science/images/38_modern_periodic_table.jpg&imgrefurl=http://www.bbc.co.uk/schools/gcsebitesize/science/edexcel/patterns/periodictablerev_print.shtml&usg=c8hbQACyBLPLee2SC7>.
" Google Image Result for http://www.phy.cam.ac.uk/history/historypictures/LordRayleigh.jpg." Google Images. N.p., n.d. Web. 30 Nov. 2009. <http://images.google.com/imgres?imgurl=http:www.phy.cam.ac.uk/history/historypictures/LordRayleigh.jpg&imgrefurl=http://www.phy.cam.ac.uk/history/cavprof.php&usg=bqtdfHC1K8ab-MFvoXtojC9Fhzs=&h=485&w=365&sz=19&hl=en&start=8&um=1&itbs=1&tbnid=2SvWcH4PwI>.
" Google Image Result for http://www.saburchill.com/chemistry/visual/atoms/images/Ar.jpg." Google Images. N.p., n.d. Web. 30 Nov. 2009. <http://images.google.com/imgres?imgurl=http:www.saburchill.com/chemistry/visual/atoms/images/Ar.jpg&imgrefurl=http://www.saburchill.com/chemistry/visual/atoms/018.html&usg=B5yK4eb48eBZqYN3ufhzPfKh71k=&h=193&w=202&sz=11&hl=en&start=2&um=1&itbs=1&tbnid=>.
" Google Image Result for http://www.world-atlas.us/world-map.gif." Google Images. N.p., n.d. Web. 30 Nov. 2009. <http://images.google.com/imgres?imgurl=http:www.world-atlas.us/world-map.gif&imgrefurl=http://www.world-atlas.us/&usg=itWIYJFD6R-YVXVYE6-X_WV1rl0=&h=351&w=588&sz=34&hl=en&start=8&um=1&itbs=1&tbnid=cmhSpfIp6kA5pM:&tbnh=81&tbnw=135&prev=/images%3Fq%3Dwo>.
" Google Image Result for http://www.world-guides.com/images/scotland/scotland_map1.jpg." Google Images. N.p., n.d. Web. 30 Nov. 2009. <http://images.google.com/imgres?imgurl=http:www.world-guides.com/images/scotland/scotland_map1.jpg&imgrefurl=http://www.scotland.world-guides.com/&usg=__Hr5cFBBpPQoWUSWlj5acECBV_s0=&h=573&w=450&sz=21&hl=en&start=19&um=1&itbs=1&tbnid=JKHiHwjWKvXlnM:&tbnh>.
None. Light Bulb. N.d. None, Unknown. Google Images. Web. 23 Nov. 2009.
Unknown. Light Bulb. N.d. None, Unknown. Google Images. Web. 23 Nov. 2009.
Unknown. Liquid Argon. 0. None, Unknown. . Web. 23 Nov. 2009.
"WebElements Periodic Table of the Elements | Argon | historical information." WebElements Periodic Table of the Elements. N.p., n.d. Web. 30 Nov. 2009. <http://www.webelements.com/argon/history.html>.
"WebElements Periodic Table of the Elements | Argon | historical information." WebElements Periodic Table of the Elements. N.p., n.d. Web. 30 Nov. 2009. <http://www.webelements.com/argon/history.html>.
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