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Which of the following is an inert gas m...

Which of the following is an inert gas most commonly found in light bulbs?

A

Argon

B

Hydrogen

C

Oxygen

D

Radon

Text Solution

Verified by Experts

The correct Answer is:
A
Argon is an inert gas which is commonly used to fill incandescent light bulbs because it increases the life of the bulb by preventing the evaporation of tungsten filaments. Other gases such as helium, neon, nitrogen and krypton are also used in lighting. The gases used in light bulbs are known as inert gases.
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