Question

some rock formations emit a radioactive gas that is responsible for causing lung diseases and death. what is the name of this gas? nitrogen hydrogen radon helium

Explanation:

Radon is a radioactive gas that can seep from rock formations. Prolonged exposure to radon is a significant cause of lung diseases and can lead to death. Nitrogen, hydrogen, and helium are not radioactive gases associated with causing lung diseases in this context.

Answer:

radon