Question

impact of volcanic gases on acid rain formation
which of the following gases released during a volcanic eruption contributes most significantly to the formation of acid rain, impacting the hydrosphere?
a oxygen
b carbon dioxide
c sulfur dioxide
d nitrogen

Explanation:

Sulfur - dioxide released during volcanic eruptions reacts with water vapor in the atmosphere to form sulfuric - acid, which is a major contributor to acid rain. Oxygen, carbon - dioxide, and nitrogen do not contribute as significantly to acid - rain formation from volcanic gases.

Answer:

C. Sulfur Dioxide