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The Brainliest Answer!
2015-05-24T15:15:39+05:30
THe noble gases have 0 valencies. And they are located at the extreme right of the periodic table.
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2015-05-26T12:36:15+05:30
(1) THEY HAVE 0 VALENCY(2)THEY ARE FULLY FILLED (3) THEY HAVE COMPLETE OCTET.(4) ARGON  IS USED IN ELECTRIC BULBS AND XENON IS USED IN QUICK PHOTOGRAPHY AND ARC LAMP
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