gas is an indoor air pollutant and is emitted by soil Due to modern houses having poor ventilation ...........

Environment and Ecology Air Pollution

_______________ gas is an indoor air pollutant and is emitted by soil. Due to modern houses having poor ventilation, it is confined inside the house and causes lung cancers. It is also dominant air pollutant inside the wells." Which gas is being talked about?

Argon

Neon

Radon

Xenon

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Explanation:

Radon is a chemical element with symbol Rn and atomic number 86. It is a radioactive, colorless, odorless, tasteless noble gas, occurring naturally as a decay product of radium. Its most stable isotope, Rn, has a half-life of 3.8 days. Radon is one of the densest substances that remains a gas under normal conditions. It is also the only elemental gas under normal conditions that has no stable isotopes, and is considered a health hazard due to its radioactivity. Intense radioactivity has also hindered chemical studies of radon and only a few compounds are known.