Consider the following constituent gases of the atmosphere:1. Argon2. – McqOptions

MCQOPTIONS

1.	Consider the following constituent gases of the atmosphere:1. Argon2. Neon3. Helium4. Carbon dioxideWhich of the following is the correct descending sequence of the above gases in terms of the volume percentage?
A.	1-3-2-4
B.	1-4-2-3
C.	4-2-3-1
D.	2-4-1-3
Answer» C. 4-2-3-1

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