Which of the following gases is used to retard the vaporization of the filament in a light bulb?
a
Argon
b
Helium
c
Hydrogen
d
Oxygen
Explanation
Correct Option
aNo explanation available
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Mylesraymond
2 years ago
The answer is A because Argon is a noble gas first of all and is very unreactive so therefore wouldn't react even when at very high temperature
