Which of the following gases are diatomic except? By: Sunday|Published on: Aug 23|Categories: Chemistry WAEC| 0 comments A. nitrogen B. helium C. hydrogen D. fluorine E. oxygen Correct Answer: Option B – helium Users Also Read These:Gases conduct electricity under?Gases are best transported?Which of the following gases is alkaline?Rare gases are stable because they?Which of the following elements is diatomic?SEE ALSO Which of the following processes is used in food preservation in an industry?