Noble gases are also known as aerogens because
Noble gases are also known as aerogens because
A. they are rarely found in atmosphere
B. argon, a noble gas is the most abundant gas of the atmosphere
C. they occur in air
D. None of the above.
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Correct Answer - C
Although, it is true that argon is the most abundant inert gas in the atmosphere but noble gases are known as aerogens because of the fact that they occur in air.
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