Notes

Reason of Radon in Noble Gases…

Reason of Radon in Noble Gases –
(i) Radon reacts readily with fluorine to form a solid compound.
(ii) It decomposes upon attempt to vaporize.
(iii) Radon is a colorless gas, 7.5 times heavier than air and 100 times heavier than hydrogen.
(iv) Radon is a radioactive, colourless, odourless, tasteless noble gas.
(v) All of the group 18 elements exist in the gaseous state at room temperature and pressure.