Question

in bulb neo
n and argon filled and why​

Answer 1

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Helium, neon, argon and krypton are used in gas discharge decorative ligthing, called "neon" lights. Argon is used to fill incandescent light bulbs to inhibit the evaporation of the tungsten filaments and increase bulb life. ... One such use is in fluorescent light tubes.

Answer 2

Answer:

argon is filled inside the bulb because it is inert in nature and in it's presence the filament of bulb made of tungsten does not react with the outer environment