See image — AITS & Test Series Chemistry Question

💡 Solution & Explanation

3 A Z M d N a    Putting all values, Z = 2, then structure is bcc. 3a 4r  12 r 139.43 10 m    AITS-FT-VIII-PCM(Sol.)-JEE (Main)/2021 FIITJEE Ltd., FIITJEE House, 29-A, Kalu Sarai, Sarvapriya Vihar, New Delhi -110016, Ph 46106000, 26569493, Fax 26513942 website: www.fiitjee.com 10