Question
Which of the following is the most abundant element in universe?
Which of the following is the most abundant element in universe?
A. H
Hydrogen ( H ) is the most abundant element in the universe, accounting for approximately 75\% of its normal matter by mass. Helium is the second most abundant element, followed by oxygen. Therefore, H is the most abundant element among the given options. Answer: H
Related: Chemistry — Hydrogen · All PYQ Banks