Q. which is the most abundant noble gas in the atmosphere?

A
Neon
B
Argon
C
Krypton
D
Xenon
Solution:
  • Earth’s atmosphere is 78% nitrogen, 21% oxygen, 0.9% argon, and 0.03% carbon dioxide with very small percentages of other elements.
  • Argon is most abundant noble gas because of its stable nucleus and inert properties.
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