Subject: Inorganic Chemistry · Chapter: Coordination Chemistry · Topic: Coordination Compounds – General · Exam: JAM 2005-2022 · Marks: 2 · Difficulty: Medium
Reaction of $\left[\mathrm{Ni}(\mathrm{CN})_{4}\right]^{2-}$ with metallic potassium in liquid ammonia at $-33^{\circ} \mathrm{C}$ yields complex E . The geometry and magnetic behavior of E, respectively, are