Radon is a noble gas and is radioactive.
Radium is a solid, radon is a gas. Both are radioactive.
No. Radon is a radioactive noble gas.
Tritium and radon are radioactive gases.
No, krypton is normally not radioactive. Almost 60% of krypton is composed of krypton-84.
Radon is a colorless radioactive gas considered to be a health hazard.
Nothing abnormal; radon is also a noble gas and radioactive.
Radon
Radon
Radon is a noble gas and is radioactive. All of the other noble gasses have at least some synthetic radioactive isotopes. Radioactive isotopes of both krypton and argon exist in nature in trace quantities.
Radon is a very radioactive and dangerous gas.
Possible health problems due to radioactive gas leak in the atmosphere?