See image — AITS & Test Series Chemistry Question

💡 Solution & Explanation

Sol. (A) Li when burnt in air only forms monoxide. (B) 2 3 2 2 Li CO Li O CO    (C) Lithium has high I.E. as compared to other alkali metals and imparts crimson red colour to flame. (D) Li2SO4 is the only alkali metal sulphate which does not form double salts.