Which is the most abundant element in the atmosphere? 12/26/2022 – by freshmcqs Oxygen (21 percent) Carbon Hydrogen Nitrogen (78 percent) See details Nitrogen 78 percent Oxygen 21 percent Carbon Dioxide .04 percent Other gases mostly Argon .96 percent Report Outdated/Incorrect MCQName: WhatsApp Number: Email: SubmitThank you for your feedback!