Multiple Choice
Why is radon gas dangerous?
A) It reacts chemically with lung tissue.
B) It emits gamma rays.
C) It undergoes fusion reactions, producing lots of energy.
D) It undergoes fission reactions at a very high rate.
E) Its decay products are radioactive solids that can attach to lung tissue and cause cell damage upon decay.
Correct Answer:

Verified
Correct Answer:
Verified
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