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| selecting for combination or action; tending to combine with certain substances in preference to others, such as elective attraction |
| a chemical that consumes or renders inactive the impurities in a mixture |
xenon xe·non (zē'nŏn')
n.
Symbol Xe
A colorless, odorless, highly unreactive gaseous element found in minute quantities in the atmosphere and extracted commercially from liquefied air. Atomic number 54; atomic weight 131.29; melting point -111.8°C; boiling point -108.0°C; density (gas) 5.887 grams per liter; specific gravity (liquid) 3.52 (-109°C).
| xenon (zē'nŏn') Pronunciation Key
Symbol Xe A colorless, odorless element in the noble gas group occurring in extremely small amounts in the atmosphere. It was the first noble gas found to form compounds with other elements. Xenon is used in lamps that make intense flashes, such as strobe lights and flashbulbs for photography. Atomic number 54; atomic weight 131.29; melting point -111.9°C; boiling point -107.1°C; density (gas) 5.887 grams per liter; specific gravity (liquid) 3.52 (-109°C). See Periodic Table. |