Which among the following statements is/are correct here:...

Which among the following statements is/are correct here:
(a) He and Ne do not form clathrate
(b) $\mathrm{XeF}_{4}$ and $\mathrm{SbF}_{4}$ combine to form salt
(c) He has highest boiling point in its group
(d) He diffuses through rubber and polyvinyl chloride

Key Concepts

Noble Gas Inertness

Noble gases are characterized by full valence electron shells, which make them chemically inert under normal conditions. Their inability to easily form chemical bonds explains why many noble gases do not readily participate in compound formation, including complex structures like clathrates or salts in typical environments.

Clathrate Formation

Clathrate compounds are crystalline structures in which guest molecules are trapped within a lattice of host molecules. The formation of such compounds is highly dependent on the size and shape of the guest species, with only those of appropriate dimensions fitting into the cavities formed by the host lattice.

Intermolecular Forces and Boiling Point Trends

The boiling points of elements or compounds are largely determined by the strength of intermolecular forces such as London dispersion forces. In groups of similar elements, those with larger atomic masses generally have stronger dispersion forces and higher boiling points, while lighter species exhibit lower boiling points.

Gas Diffusion in Polymers

Gas diffusion through polymer materials is influenced by the size and kinetic energy of the gas molecules as well as the structure of the polymer. Smaller gaseous atoms or molecules, due to their size and high mobility, can rapidly diffuse through many polymer membranes, making them more permeable.

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