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nature : 0-cycle group elements (rare gases). Atomic number 10. Isotope : 20, 21, 22. Amu 20.1797. Colorless, odorless, tasteless gas. 100 liters of air containing 182 ml of Ne. Density 0.900. -248.67 ° C melting point. -245.90 ° C boiling point. Very lively, not combustion, not inflaming. The lighting technology, as used in the manufacture of gas filled with neon lights, chandeliers and sodium vapor lights, and argon mixed use can produce beautiful blue light. Ne for large high-energy physics research, deep-sea diving or the breathing space mixer. Ne for liquid refrigerant (open up 25-40). Tower from the air separation system in oxygen, nitrogen, while extracting the helium neon gas mixture, and then selectively activated carbon adsorption or in the liquid hydrogen temperature Ne part of the condensation method and Ne Ne derived from ammonia.
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