The original atmosphere of Earth is thought to have been rich in A) CO₂, N₂, O₂, Rn, and Ne. B) CO₂, N₂, O₂, Ar, and Ne. C) CO₂, N₂, H₂, H₂S, and CO. D) CO₂, N₂, H₂, Kr, and Xe.

Question

Quizplus · Accepted Answer

The original atmosphere of Earth was likely composed of gases like CO₂, N₂, H₂, H₂S, and CO, which were released from volcanic activity.

The Original Atmosphere of Earth Is Thought to Have Been