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Q. Arrange the following atmospheric gasses in decreasing order of their concentration in the Atmosphere:

  1. Argon

  2. Oxygen

  3. Krypton

  4. Neon


Select the correct answer using the code given below : 
Options:
A .  1-2-3-4
B .  2-1-4-3
C .  4-3-1-2
D .  2-3-4-1
Answer: Option B
:
B
Explanation:
(Refer the table below)
Thus the decreasing order of gases in the atmosphere is Oxygen - Argon - Neon and Krypton.
Q. Arrange The Following Atmospheric Gasses In Decreasing O...

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