See image — AITS & Test Series Chemistry Question

💡 Solution & Explanation

Coordination number of Al in AlCl3(s) is 6. Anhydrous AlCl3 is covalent but becomes ionic when dissolved in water. BI3 is the strongest Lewis acid among all boron halides. All BX3 are covalent in nature. AITS-OT-(Paper-1)-PCM(Sol.)-JEE(Advanced)/19 FIITJEE Ltd., FIITJEE House, 29-A, Kalu Sarai, Sarvapriya Vihar, New Delhi -110016, Ph 46106000, 26569493, Fax 26513942 website: www.fiitjee.com 6