The complexes [Pt(CN)₄]²⁻ and [NiCl₄]²⁻, respectively are · ABC26IN0637
Subject: Inorganic Chemistry · Chapter: Coordination Chemistry · Topic: Coordination Compounds – General · Exam: JAM 2005-2022 · Marks: 2 · Difficulty: Easy
The complexes $\left[\mathrm{Pt}(\mathrm{CN})_{4}\right]^{2-}$ and $\left[\mathrm{NiCl}_{4}\right]^{2-}$, respectively are
(a)paramagnetic, paramagnetic
(b)diamagnetic, diamagnetic
(c)paramagnetic, diamagnetic
(d)diamagnetic, paramagnetic
Answer
Answer: D ✓ checked by 4AB · confidence high
Explanation
Square-planar [Pt(CN)₄]²⁻ is diamagnetic; tetrahedral [NiCl₄]²⁻ is paramagnetic (d).
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