Question

According to van der waals radii Nobel gases have largest radii then why Radius of Argon and Neon is smaller than the elements in extreme left of their period.​

Answer 1

Answer:

Because, in the same period, the atoms have equal number of orbits. ... But as there are 8 electrons in the outermost shell of atoms of inert gases, the repulsion between them causes the atom to be bigger than the same period Halogens. But they are never bigger than the atoms situated in the extreme left of the table........hi