See image — AITS & Test Series Chemistry Question

💡 Solution & Explanation

o 2 heat 740 C 2 4 7 2 2 4 7 2 2 3 10H O Na B O .10H O Na B O 2NaBO B O Sodium metaborate     AITS-CRT-II-PCM(Sol.)-JEE(Main)/20 FIITJEE Ltd., FIITJEE House, 29-A, Kalu Sarai, Sarvapriya Vihar, New Delhi -110016, Ph 46106000, 26569493, Fax 26513942 website: www.fiitjee.com 7 2 3 4 2 3 3 2 2 B O CuSO CuO.B O SO Cu(BO ) (blue) Copper metaborate    