Which of the following gases is most abundant in the atmosphere? by Sunday | Jun 14 | Geography WAEC | 0 comments A. oxygen B. hydrogen C. argon D. nitrogen Correct Answer: Option D – nitrogen Users Also Read These:The most efficient absorber of ultraviolet radiation…The most abundant group of organisms in the animal…In areas where labour is scarce and land is…In a mixture of gases which do not react chemically…Which of the following gases will diffuse most…