Verified Solution • 2025–26 Session moderate

QJEEM21Ch6efd: JEE Main 2021 Chemistry - Class 12 JEEM21Ch6efd Solution: 3 moles of metal complex with formula Co(en) 2 Cl 3 gives 3…

3 moles of metal complex with formula Co(en)2Cl3 gives 3 moles of silver chloride on treatment with excess of silver nitrate. The secondary valency of Co in the complex is ___________.

(Round off to the nearest integer)

Step-by-Step Verified Solution

3[Co(en)2Cl2]Cl+AgNo3(excess)→3AgCl(white ppt.)3\left[ {Co{{(en)}_2}C{l_2}} \right]Cl + \mathop {AgN{o_3}}\limits_{(excess)} \to \mathop {3AgCl}\limits_{(white\,ppt.)}

Secondary valency of Co = 6

(C. N.)

Related Learning Resources & Exam Preparation

JEE Main PYQ Question Bank
Browse year-wise authentic previous years' questions with solutions
Authentic CBT Mock Tests
Simulate official exam environment with live timer and percentile scoring