The radius of hydrogen atom in the ground state is 0.53 Å. The radius of Li^2+ ion (atomic number = 3) in a similar state is The radius of hydrogen atom in the ground state is 0.53 Å. The radius of Li^2+ ion (atomic number = 3) in a similar state is November 12, 2020 Category: Chapter 2 - Atomic Structure , Chemistry , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions , Facebook Messenger WhatsApp Share this:TwitterFacebook Related