What is the second most abundant element in the universe (after hydrogen)?
A) Iron
B) Carbon
C) Nitrogen
D) Helium

Question

Quizplus · Accepted Answer

Helium is the second most abundant element in the universe after hydrogen. While iron is the most abundant element in the Earth's core and nitrogen is a major component of our atmosphere, neither of them are as abundant on a cosmic scale as helium. Carbon is relatively abundant in the universe but not as much as helium.

What Is the Second Most Abundant Element in the Universe